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Synthesized Polyphonic Music Database with Verifiable Ground Truth for Multiple F0 Estimation | To study and to evaluate a multiple F0 estimation algorithm, a polyphonic database with verifiable ground truth is necessary. Real recordings with manual annotation as ground truth are often used for evaluation. However, ambiguities arise during manual annotation, which are often set up by subjective judgements. Theref... | ABSTRACTThis paper aims to develop, assess, and numerically implement analytical models for the newly introduced Quintuple Friction Pendulum Isolator (QFPI) which can identically capture its real e... | eng_Latn | 54,092 |
Design of a music perception assessment system for mandarin-speaking cochlear implant users | The goal of the present study is to develop a Chinese-tailored experimental platform for music perception assessment of Chinese cochlear implant users.Music perception performance is assessed by using listening tasks and questionnaires.The listening task includes the pitch just noticeable difference test,the pitch-dire... | This paper illustrates the origin,the aesthetic lingering charm and the cultural features of Song typeface in China.The song typeface not only has shown the calligraphy charm,but also has the lingering charm of printing and caving.It eventually has affected the generation people by its origin form and spirit characteri... | eng_Latn | 54,097 |
Current Advances in the Cognitive Neuroscience of Music | Investigating emotion with music: an fMRI study | Agent-Based Intelligent Interface for Wheelchair Movement Control | eng_Latn | 54,103 |
Musical Parsing and Musical Affect | This paper explores the issue of what is going on in a listener9s mind during the real-time processing of music, such that it is possible to account for the listener9s understanding of the music. The issue will be approached through evidence internal to music itself, and also by analogy with evidence from the processin... | We focus on the problem of learning semantics from multimedia data associated with broadcast video documents. In this paper we propose to learn semantic concepts from multimodal sources based on style and context detectors, in combination with statistical classier ensembles. As a case study we present our method for de... | eng_Latn | 54,110 |
A Novel Three-Stage Frequency Offset Estimator for OFDM | A novel frequency offset estimate method is proposed for OFDM systems. In the proposed method, a special preamble composed of two training symbol blocks with several wide-sense identical parts is designed. To obtain a large estimate range together with a good estimation performance, a novel three-stage CFO estimate sch... | This paper presents a simple, but efficient and robust, method for music genre classification that utilizes sparse representations in overcomplete dictionaries. The training step involves creating dictionaries, using the K-SVD algorithm, in which data corresponding to a particular music genre has a sparse representatio... | eng_Latn | 54,115 |
Speaker Linking and Applications using Non-Parametric Hashing Methods | Abstract : Large unstructured audio data sets have become ubiquitous and present a challenge for organization and search. One logical approach for structuring data is to find common speakers and link occurrences across different recordings. Prior approaches to this problem have focused on basic methodology for the link... | We describe preliminary results from an effort to quantify the uncertainties in parton distribution functions and the resulting uncertainties in predicted physical quantities. The production cross section of the $W$ boson is given as a first example. Constraints due to the full data sets of the CTEQ global analysis are... | eng_Latn | 54,117 |
Classification of music genres using sparse representations in overcomplete dictionaries | This paper presents a simple, but efficient and robust, method for music genre classification that utilizes sparse representations in overcomplete dictionaries. The training step involves creating dictionaries, using the K-SVD algorithm, in which data corresponding to a particular music genre has a sparse representatio... | Understanding the composition of the Internet traffic has many applications nowadays, mainly tracking bandwidth consuming applications, QoS-based traffic engineering and lawful interception of illegal traffic. Although many classification methods such as Support Vector Machines (SVM) have demonstrated their accuracy, n... | eng_Latn | 54,120 |
An exhaustive review of automatic music transcription techniques: Survey of music transcription techniques | Separation of Singing Voice from Music | Lumbosacral spinal fusion. A biomechanical study. | eng_Latn | 54,227 |
PITCH DETECTION ALGORITHM : AUTOCORRELATION METHOD AND AMDF | A comparative performance study of several pitch detection algorithms | Characterizing the position of CIO | yue_Hant | 54,259 |
Machine learning research that matters for music creation: A case study | Motivations and Methodologies for Automation of the compositional process | Automatic Detection of Diabetes Diagnosis using Feature Weighted Support Vector Machines based on Mutual Information and Modified Cuckoo Search | eng_Latn | 54,281 |
Applying Machine Learning and Audio Analysis Techniques to Insect Recognition in Intelligent Traps | A study of the behavior of several methods for balancing machine learning training data | VITON: An Image-Based Virtual Try-on Network | eng_Latn | 54,318 |
PITCH DETECTION ALGORITHM : AUTOCORRELATION METHOD AND AMDF | A comparative performance study of several pitch detection algorithms | “They’re blowing up my phone”: Group Messaging Practices Among Adolescents | yue_Hant | 54,330 |
web content mining techniques tools & algorithms – a comprehensive study . | Web mining: information and pattern discovery on the World Wide Web | A speech enhancement algorithm by iterating single- and multi-microphone processing and its application to robust ASR | eng_Latn | 54,332 |
The Digital Music Lab: A Big Data Infrastructure for Digital Musicology | The similarity metric | Alcohol consumption, the metabolic syndrome and insulin resistance in 58-year-old clinically healthy men (AIR study). | kor_Hang | 54,333 |
VT-AMDF, a pitch detection algorithm | PITCH DETECTION ALGORITHM : AUTOCORRELATION METHOD AND AMDF | A comparative performance study of several pitch detection algorithms | eng_Latn | 54,343 |
Computational Approaches for the Understanding of Melody in Carnatic Music | A behavioral study of emotions in south indian classical music andits implications in music recommendation systems | Automatic collision avoidance using model-predictive online optimization | eng_Latn | 54,361 |
Intangible cultural heritage preservation: An exploratory study of digitization of the historical literature of Chinese Kunqu opera librettos | Optical Music Recognition of Early Typographic Prints using Hidden Markov Models | SentimentAnalysis: ACombinedApproach | eng_Latn | 54,377 |
Preparation and Characterization of Polystyrene Magnetic Microspheres via Microsuspention Polymerization Technique | In this study,Fe_3O_4 magnetic nanoparticles dispersed in nano-scale was modified by oleic acid,and thus could be well dispersed in styrene.Polystyrene magnetic microspheres were prepared in a well shaped spherical form with a size range of 15 to 25 μm by the microsuspension polymerization technique for use in the appl... | At present, there is a lot of research for slope stability, the inherent reason of slope instability is geotechnical material will get plastic deformation under load. In this paper, Mohr- Coulomb yield condition is transformed strain expressed to stress expressed.Based on this, analysis the effects that geotechnical ma... | eng_Latn | 54,398 |
THE ULTRA STRUCTURE OF INSECT SURFACES BY SCANNING ELECTRON MICROSCOPY | A recent development in microscopy certain to be of great interest to entomologists is the Scanning Electron Microscope. This machine overcomes the difficulties of studying solid surfaces with a standard light microscope and the problems of the extremely small limits of penetration of the electron microscope. This new ... | Abstract In situ composites can be obtained either by unidirectional eutectic solidification or by unidirectional solid- state decomposition. Techniques in the latter category are dealt with in this review. The solid-state growth methods may be classified, according to the state of the starting material, into (a) eutec... | yue_Hant | 54,406 |
Effects of sterilization and storage on the properties of ALP-grafted biomaterials for prosthetic and bone tissue engineering applications. | Grafting of the biomaterial surfaces with biomolecules is nowadays a challenging research field for prosthetic and bone tissue engineering applications. On the other hand, very few research works investigate the effect of the sterilization processes on the properties of functionalized biomaterials. In this study, the e... | Abstract In situ composites can be obtained either by unidirectional eutectic solidification or by unidirectional solid- state decomposition. Techniques in the latter category are dealt with in this review. The solid-state growth methods may be classified, according to the state of the starting material, into (a) eutec... | eng_Latn | 54,414 |
Flexible strain sensor with high performance based on PANI/PDMS films | Abstract A high strain sensor composed of elastomer polydimethylsiloxane (PDMS) and polyaniline (PANI) was fabricated by electrodeposition method for PANI preparation and daubing method for PDMS preparation. This kind of sensor could subject to a large tensile strain (∼50%) and revealed a high gauge factor (54 at 50% s... | This paper presents an evaluation of the piezocone penetration test (PCPT) interpretation methods and the development of new correlation methods for reasonably estimating the consolidation parameters of cohesive soils, namely, the constrained modulus and overconsolidation ratio (OCR). Laboratory and in situ PCPT test d... | eng_Latn | 54,432 |
Let R be a commutative, noetherian, local ring. Topological Q-vector spaces modelled on full subcategories of the derived category of R are constructed in order to study intersection multiplicities. | Let x~ be the image of X~ in R. The main object of this paper is to study modules of finite length and finite projective dimension over R. One consequence of our study will be counterexamples to several conjectures concerning the behavior of intersection multiplicities for modules of finite projective dimension. Let "/... | In the conventional approach to quantum mechanics, indeterminism is an axiom and nonlocality is a theorem. We consider inverting the logical order, making nonlocality an axiom and indeterminism a theorem. Nonlocal “superquantum” correlations, preserving relativistic causality, can violate the CHSH inequality more stron... | eng_Latn | 54,486 |
The order of speciality of an ample invertible sheaf L on a curve is the least integer m so that L ›m is nonspecial. There is a reasonable upper bound of the order of speciality for a simple invertible sheaf in terms of its degree and projective dimension. We study the case where it reaches the upper bound. Moreover we... | The principal result of the present work consists in the proof that an intersection of quadrics passing through a canonical curve is a reduced variety. The possible cases when the intersection of quadrics does not coincide with the curve itself are also examined in this article. Figures: 1. Bibliography: 8 references. | It is proved that special flows over irrational rotations and under functions whose Fourier coefficients are of order O(1/| n |) are disjoint in the sense of Furstenberg from all mixing flows. This is an essential strengthening of a classical result by Kocergin on the absence of mixing of special flows built over irrat... | eng_Latn | 54,511 |
There is considered the problem of describing up to linear conformal equivalence those harmonic cubic homogeneous polynomials for which the squared-norm of the Hessian is a nonzero multiple of the quadratic form defining the Euclidean metric. Solutions are constructed in all dimensions and solutions are classified in d... | Given a reductive algebraic group $G$ and a finite dimensional algebraic $G$-module $V$, we study how close is the algebra of $G$-invariant polynomials on $V^{\oplus n}$ to the subalgebra generated by polarizations of $G$-invariant polynomials on $V$. We address this problem in a more general setting of $G$-actions on ... | Berzelius failed to make use of Faraday's electrochemical laws in his laborious determination of equivalent weights. | eng_Latn | 54,524 |
In this paper, we study the complex Landsberg spaces and some of their important subclasses. We introduce and characterize the class of generalized Berwald and complex Landsberg spaces. The intersection of these spaces gives the so called $G-$ Landsberg class. | In this paper we introduce in study the projectively related complex Finsler metrics. We prove the complex versions of the Rapcs\'{a}k's theorem and characterize the weakly K\"{a}hler and generalized Berwald projectively related complex Finsler metrics. The complex version of Hilbert's Fourth Problem is also pointed ou... | Berzelius failed to make use of Faraday's electrochemical laws in his laborious determination of equivalent weights. | eng_Latn | 54,528 |
The purpose of this short note is to connect the two parts of the title, on one hand Clifford algebras and Clifford modules, on the other hand matrix factorizations of a non degenerate quadratic homogeneous polynomial. The main result states the category of Clifford modules is equivalent to a suitably defined category ... | We define reflexive sheaves on a singular quadric Q that generalize the spinor bundles on smooth quadrics, using matrix factorizations of the equation of Q. We study the first properties of these spinor sheaves, give a Horrocks-type criterion, and show that they are semi-stable, and indeed stable in some cases. | The oxidative polymorphism of debrisoquine (DBQ) has been determined in 89 patients with colo-rectal cancer and in 556 normal control subjects. Four patients and 34 controls, with a metabolic ratio >12.6, were classified as poor metabolisers of DBQ (n.s.). | eng_Latn | 54,542 |
Let X_g=C^{(2)}_g be the second symmetric product of a very general curve of genus g. We reduce the problem of describing the ample cone on X_g to a problem involving the Seshadri constant of a point on X_{g-1}. Using this we recover a result of Ciliberto-Kouvidakis that reduces finding the ample cone of X_g to the Nag... | The aim of this note is to study local and global Seshadri constants for a family of smooth surfaces with prescribed polarization. | We prove that groups acting geometrically on delta-quasiconvex spaces contain no essential Baumslag-Solitar quotients as subgroups. This implies that they are translation discrete, meaning that the translation numbers of their nontorsion elements are bounded away from zero. | eng_Latn | 54,543 |
The introduction in physics of a finite geometry approximating the ordinary Euclidean one poses the problem of studying the relativity groups over such a geometry. We present a detailed analysis of the structure and irreducible representations of the rotation, Lorentz, and Poincare groups. It is found that, besides the... | Finite Lorentz groups acting on four-dimensional vector spaces coordinatized by finite fields with a prime number of elements are represented as homomorphic images of countable, rational subgroups of the Lorentz group acting on real four-dimensional space-time. Bounded subsets of the real Lorentz group are retractable ... | This is a brief overview of researches of Dmitry Petrovich Zhelobenko (1934--2006). He is the best known for his book"Compact Lie groups and their representations"and for the classification of all irreducible representations of complex semisimple Lie groups. We tell also on other his works, especially on the spectral a... | eng_Latn | 54,557 |
Asymptotic regularity of powers of ideals of points in a weighted projective plane | In this paper we study the asymptotic behavior of the regularity of symbolic powers of ideals of points in a weighted projective plane. By a result of Cutkosky, Ein and Lazarsfeld, regularity of such powers behaves asymptotically like a linear function. We study the difference between regularity of such powers and this... | This paper considers the problem of tuning natural frequencies of a linear system by a memoryless controller. Using algebro-geometric methods it is shown how it is possible to improve current sufficiency conditions.The main result is an exact combinatorial characterization of the nilpotency index of the $\bmod 2$ cohom... | eng_Latn | 54,562 |
Bicuspid aortic valve with right‐sided aortic arch aneurysm and Kommerell's diverticulum | Bicuspid aortic valve (BAV) is a common congenital cardiac malformation, frequently combined with ascending aorta dilation. However, isolated abnormalities of the aortic arch are less frequent in BAV patients. Here, we present a rare case of BAV combined with right-sided aortic arch aneurysm, aberrant left subclavian a... | Berglund-H\"ubsch duality is an example of mirror symmetry between orbifold Landau-Ginzburg models. In this paper we study a D-module-theoretic variant of Borisov's proof of Berglund-H\"ubsch duality. In the $p$-adic case, the D-module approach makes it possible to endow the orbifold chiral rings with the action of a n... | eng_Latn | 54,564 |
Extrema of Hartree—Fock-type functionals | Abstract We introduce and investigate Hartree—Fock-type functionals—a generalization of Hartree—Fock functionals, which are widely used in the study of many-fermion systems. | In this article we exhibit some balls lying in the quasi-Fuchsian space of once punctured tori, which are maximal in the class of balls with the same centers. The centers of our maximal balls lie on the slice determined by the trace equation y = ¯ x. | eng_Latn | 54,590 |
Operator Relations, Dynamical Systems, and Representations of a Class of Wick Algebras | We consider families of operators satisfying a general class of relations, whose solutions can be described in terms of orbits of some dynamical system acting on the spectrum of a commuting sub-family. In the first section we introduce a class of relations and show, how the representations of such relations are related... | Abstract Kim et al. (Appl. Math. Inf. Sci. 9(6):1-6, 2015) consider the q -extensions of Boole polynomials. In this paper, we consider Witt-type formula for the q -Boole polynomials with weights and derive some new interesting identities and properties of those polynomials and numbers from the Witt-type formula which a... | eng_Latn | 54,600 |
L2-torsion invariants and homology growth of a torus bundle over S1 | We introduced an infinite sequence of L 2 -torsion invariants for surface bundles over the circle in [4]. In this note, we investigate in detail the first two terms for a torus bundle case. In particular, we show that the first invariant can be described by the asymptotic behavior of the order of the first homology gro... | We give a brief introduction to the study of the algebraic structures -- and their geometrical interpretations -- which arise in the BRST construction of a conformal string background. Starting from the chiral algebra $\cA$ of a string background, we consider a number of elementary but universal operations on the chira... | eng_Latn | 54,604 |
Modèle minimal équivariant et formalité | We study the rational equivariant homotopy type of a topological space X equipped with an action of the group of integers modulo n . For n = pk (p prime, k a positive integer), we build an algebraic model which gives the rational equivariant homotopy type of X. The homotopical fixed-point set appears in the constructio... | Soit P un cone normal de l'espace de Banach reel E. On note par N la constante normale de P. On considere le probleme aux deux points limites: −x″=f(t, x), t∈I, x(0)=x(1)=θ ou I=[0,1] et f une application continue de I×P dans P. On etudie l'existence de solutions positives multiples | fra_Latn | 54,614 |
Risk factors for upper adjacent segment degeneration after multi-level posterior lumbar spinal fusion surgery | Background ::: Posterior lumbar spinal fusion has been widely used in degenerative lumbar stenosis, but adjacent segment degeneration (ASD) was common. Researchers have found many risk factors for ASD after one or two levels of surgery, but few clinical studies focused on multi-level surgery. The purpose of this study ... | The aim of this note is to construct sequences of vector bundles with unbounded rank and discriminant on an arbitrary algebraic surface. This problem, on principally polarized abelian varieties with cyclic Neron-Severi group generated by the polarization, was considered by Nakashima in connection with the Douglas-Reinb... | eng_Latn | 54,615 |
Habitat heterogeneity in the pseudometallophyte Arabidopsis halleri and its structuring effect on natural variation of zinc and cadmium hyperaccumulation | Background and aims ::: Arabidopsis halleri is a pseudometallophyte plant model hyperaccumulating zinc and cadmium. This study investigates which abiotic parameters may cause phenotypic divergence among accessions for hyperaccumulation traits. | In this paper,we mainly introduce the definitions and properties about the generalized d-cluster categories and the generalized d-cluster tilting algebras of hereditary algebras and the corresponding Galois covering results.we also show the lemma given by Professor Peng and Professor Guo which is used to judge whether ... | eng_Latn | 54,642 |
The supersingular locus of the Shimura variety for GU(1, s) | In this paper we study the supersingular locus of the reduction modulo p of the Shimura variety for GU(1,s) in the case of an inert prime p. Using Dieudonn\'e theory we define a stratification of the corresponding moduli space of p-divisible groups. We describe the incidence relation of this stratification in terms of ... | We give a brief introduction to the study of the algebraic structures -- and their geometrical interpretations -- which arise in the BRST construction of a conformal string background. Starting from the chiral algebra $\cA$ of a string background, we consider a number of elementary but universal operations on the chira... | eng_Latn | 54,643 |
$p$-adic Berglund-H\"ubsch Duality | Berglund-H\"ubsch duality is an example of mirror symmetry between orbifold Landau-Ginzburg models. In this paper we study a D-module-theoretic variant of Borisov's proof of Berglund-H\"ubsch duality. In the $p$-adic case, the D-module approach makes it possible to endow the orbifold chiral rings with the action of a n... | We study the following bifurcation problem in a bounded domain in IR N : 8 : pu = juj jvj v + f(x; u; v; ) in qv = juj jvj u + g(x; u; v; ) in (u; v) 2 W 1;p 0 () W 1;q 0 () : We prove that the principal eigenvalue 1 of the following eigen- value problem 8 | eng_Latn | 54,644 |
A completion for distributive nearlattices | The aim of this article is to propose an adequate completion for distributive nearlattices. We give a proof of the existence of such a completion through a representation theorem, which allows us to prove that this completion is a completely distributive algebraic lattice. We show several properties about this completi... | We prove global well-posedness and scattering for the defocusing, cubic NLS on $\mathbb{R}^3$ with initial data in $H^s(\mathbb{R}^3)$ for $s>49/74$. The proof combines the ideas of resonance decomposition in \cite{CKSTT4} and linear-nonlinear decomposition in \cite{ben1}\cite{roy} together with the idea of large time ... | eng_Latn | 54,654 |
Chord routing algorithm based on limited multicasting | Chord is a successful routing algorithm,but the inconsistence between logistic routing and physical routing leads to a very big network delay if the node routing only relies on logistic distance and this will seriously affect the routing efficiency.A Chord routing algorithm based on limited network layer multicasting w... | We give a brief introduction to the study of the algebraic structures -- and their geometrical interpretations -- which arise in the BRST construction of a conformal string background. Starting from the chiral algebra $\cA$ of a string background, we consider a number of elementary but universal operations on the chira... | eng_Latn | 54,655 |
Purely quantum superadditivity of classical capacities of quantum multiple access channels. | We are studying classical capacities of quantum memoryless multiaccess channels in geometric terms and we are revealing a break of additivity of the Holevo-like capacity. This effect is a purely quantum mechanical one, since, as we point out, the capacity regions of all classical memoryless multiaccess channels are add... | This paper surveys bocses, quasi-hereditary algebras and their relationship which was established in a recent result by Koenig, Ovsienko, and the author. Particular emphasis is placed on applications of this result to the representation type of the category filtered by standard modules for a quasi-hereditary algebra. I... | eng_Latn | 54,656 |
On certain loci of Hankel r-Planes of ℙ m | We study the loci of Hankel (l + 1)-planes in ℙm containing a fixed l-plane πl. We investigate the singular locus of the variety H(r,m) of Hankel r-planes in ℙm. | Let X and Y be two inflnite dimensional real or complex Banach spaces. In this note we determine the forms of surjective additive maps ` : L(X) ! L(Y ) preserving the kernel's dimension or the range's codimension. As consequence, we establish that ` : L(X) ! L(X) preserves the kernel (respectively, the range) if and on... | eng_Latn | 54,661 |
New series in the Johnson cokernels of the mapping class groups of surfaces | In the present paper, we study the Sp-module structure of the cokernel of the Johnson homomorphism of the mapping class groups of surfaces. We detect the Sp-irreducible components with highest weight [1^k] (and [k]) in the cokernel. We also show that the multiplicities of them is equal to one. | We present the Penrose limits of a complex marginal deformation of $AdS_5\times S^5$, which incorporates the $SL(2,\mathbb{R})$ symmetry of type IIB theory, along the $(J,0,0)$ geodesic and along the $(J,J,J)$ geodesic. We discuss giant gravitons on the deformed $(J,0,0)$ pp-wave background. | eng_Latn | 54,663 |
A sufficiency analysis of asymptotic stability in continuous recombinant fermentation with auxotrophic mutants | Abstract Fermentations employing genetically modified microorganisms are sensitive to the disturbances likely in large bioreactors. Since these disturbances may affect the competition between recombinant cells and plasmid-free cells, with consequent effects on plasmid stability and reactor stability, it is useful to id... | In this paper we study the multivariate ANOVA decomposition for $1$-periodic functions on the torus. In particular we use the integral projection operator that leads to the classical ANOVA decomposition. Relationships between the Fourier coefficients of the function and its ANOVA terms lead to special frequency index s... | eng_Latn | 54,664 |
Solution Theory, Variational Formulations, and Functional A Posteriori Error Estimates for General First Order Systems with Applications to Electro-Magneto-Statics and More | AbstractWe prove a comprehensive solution theory using tools from functional analysis, show corresponding variational formulations, and present functional a posteriori error estimates for general l... | We study the rational equivariant homotopy type of a topological space X equipped with an action of the group of integers modulo n . For n = pk (p prime, k a positive integer), we build an algebraic model which gives the rational equivariant homotopy type of X. The homotopical fixed-point set appears in the constructio... | eng_Latn | 54,679 |
A simplified Koch multiband fractal array using windowing and quantization techniques | The generation and behavior of the fractal Koch array factor from a Kaiser window generator is studied. The main advantage of using Kaiser windows is that pattern parameters become much more flexible through altering the Kaiser window. The mainlobe width, current distribution, side-lobe ratio are now adjustable. Differ... | We give a brief introduction to the study of the algebraic structures -- and their geometrical interpretations -- which arise in the BRST construction of a conformal string background. Starting from the chiral algebra $\cA$ of a string background, we consider a number of elementary but universal operations on the chira... | eng_Latn | 54,688 |
Diverticulosis and diverticular disease (reference to a case of diverticular disease observed in 3 sisters) | We started from this frequent and important intestinal pathology to emphasize the above mentioned observation of three cases where it was possible to apply three different medico-surgical techniques with excellent results. | Berglund-H\"ubsch duality is an example of mirror symmetry between orbifold Landau-Ginzburg models. In this paper we study a D-module-theoretic variant of Borisov's proof of Berglund-H\"ubsch duality. In the $p$-adic case, the D-module approach makes it possible to endow the orbifold chiral rings with the action of a n... | eng_Latn | 54,703 |
Schottky groups acting on homogeneous rational manifolds | We systematically study Schottky group actions on homogeneous rational manifolds and find two new families besides those given by Nori's well-known construction. This yields new examples of non-K\"ahler compact complex manifolds having free fundamental groups. We then investigate their analytic and geometric invariants... | Abstract In this paper, we use the Rothe time-discretization method to prove the existence and uniqueness of a strong solution of a semilinear pseudo-parabolic equation with integral conditions. We also provided an example to illustrate the main result. | eng_Latn | 54,704 |
Prüfer conditions in the Nagata ring and the Serre’s conjecture ring | ABSTRACTThe Nagata ring R(X) and the Serre’s conjecture ring R⟨X⟩ are two localizations of the polynomial ring R[X] at the polynomials of unit content and at the monic polynomials, respectively. In this paper, we contribute to the study of Prufer conditions in R(X) and R⟨X⟩. In particular, we solve the four open questi... | 䅢stract. We prove, under some general assumptions, that a generator of any uniformly bounded Nemytskij operator, mapping a subset of space of functions of bounded variation in the sense of Wiener-Young into another space of this type, must be an affine function with respect to the second variable. | eng_Latn | 54,710 |
Moduli stacks of Serre stable representations in tilting theory | Abstract We introduce a new moduli stack, called the Serre stable moduli stack, which corresponds to studying families of point objects in an abelian category with a Serre functor. This allows us in particular, to re-interpret the classical derived equivalence between most concealed-canonical algebras and weighted proj... | The paper has an investigation on the tensor products of semireal modules.The following result is obtained:The tensor product M_RN of R-modules M,N possesses an ordering if and only if X(M|R)∩X(N|R)≠ or P(M)∩P(N)≠.Furthermore,Theorem 5 is obtained when modules considered are finitely generated. | eng_Latn | 54,730 |
Covering radii are not matroid invariants | We show by example that the covering radius of a binary linear code is not generally determined by the Tutte polynomial of the matroid. This answers Problem 361 (P.J. Cameron (Ed.), Research problems, Discrete Math. 231 (2001) 469-478). e Tutte polynomial of the matroid. This answers Problem 361 (P.J. Cameron (Ed.), Re... | The spaces of configurations of non-$k$-overlapping discs have been studied as a bimodule over the little discs operad. In fact, the spaces form a filtered operad. We define and study the induced structure on the homology. | eng_Latn | 54,738 |
The rationality of Stark-Heegner points over genus fields of real quadratic fields | We study the algebraicity of Stark-Heegner points on a modular elliptic curve E. These objects are /?-adic points on E given by the values of certain /?-adic integrals, but they are conjecturally defined over ring class fields of a real quadratic field K. The present article gives some evidence for this algebraicity co... | This paper considers a method to realize a two-valued input three-valued output function f:{0, 1}/sup n//spl rarr/{0, 1, 2} by using a cascade of four-input cells. Decomposition of a group function is used to find a canonical form. We show that the Walsh spectrum specifies the canonical form, and the number of non-zero... | eng_Latn | 54,743 |
The odd–even invariant of an oriented matroid | This paper introduces the "odd-even invariant" of an oriented matroid. This is a nonnegative integer associated with the oriented matroid which does not change upon reorientation of the oriented matroid. As is shown here, it is also invariant under duality. Additional results are obtained, for uniform oriented matroids... | In the present paper, we study the Sp-module structure of the cokernel of the Johnson homomorphism of the mapping class groups of surfaces. We detect the Sp-irreducible components with highest weight [1^k] (and [k]) in the cokernel. We also show that the multiplicities of them is equal to one. | eng_Latn | 54,748 |
Perfect Derived Categories of Positively Graded DG Algebras | We investigate the perfect derived category dgPer(A) of a positively graded differential graded (dg) algebra A whose degree zero part is a dg subalgebra and semisimple as a ring. We introduce an equivalent subcategory of dgPer(A) whose objects are easy to describe, define a t-structure on dgPer(A) and study its heart. ... | This is a pre-copy-editing, author-produced PDF of an article accepted for publication in Discrete and Continuous Dynamical Systems - Series A following peer review. The definitive publisher-authenticated version 2015, 35(3), pp. 1009-1037 is available online at: http://dx.doi.org/10.3934/dcds.2015.35.1009 | eng_Latn | 54,749 |
On the generation of discrete and topological Kac–Moody groups | Abstract This article shows that discrete or topological Kac–Moody groups defined over finite fields are in many cases 2-generated. We provide explicit bounds on the minimal number of generators for arbitrary Kac–Moody groups. | The spaces of configurations of non-$k$-overlapping discs have been studied as a bimodule over the little discs operad. In fact, the spaces form a filtered operad. We define and study the induced structure on the homology. | eng_Latn | 54,751 |
Equation-regular sets and the Fox-Kleitman conjecture | Abstract Given k ≥ 1 , the Fox–Kleitman conjecture from 2006 states that there exists a nonzero integer b such that the 2 k -variable linear Diophantine equation ∑ i = 1 k ( x i − y i ) = b is ( 2 k − 1 ) -regular. This is best possible, since Fox and Kleitman showed that for all b ≥ 1 , this equation is not 2 k -regul... | We consider families of operators satisfying a general class of relations, whose solutions can be described in terms of orbits of some dynamical system acting on the spectrum of a commuting sub-family. In the first section we introduce a class of relations and show, how the representations of such relations are related... | eng_Latn | 54,755 |
Imprimitivity theorems for weakly proper actions of locally compact groups | In a recent paper the authors introduced universal and exotic generalized fixed-point algebras for weakly proper group actions on C*-algebras. Here we extend the notion of weakly proper actions to actions on Hilbert modules. As a result we obtain several imprimitivity theorems establishing important Morita equivalences... | We study regularity properties of a positive measure in the euclidean space in terms of two square functions which are the multiplicative analogues of the usual martingale square function and of the Lusin area function of a harmonic function. The size of ... | eng_Latn | 54,760 |
An improved initial codebook generating method-orthogonal increment splitting algorithm | This paper present a comparison of three main algorithms generating initial codebooks with reference to the convergence accuracy and speed. With both the elements considered, splitting methods are found to be more advantageous. Through a study of the common splitting method, an improved one-the orthogonal increment spl... | Let , where are integers, is some congruence subgroup of , and is a congruence-character of , be the space of all Siegel modular forms of genus , weight and character with respect to . In this paper, for a very broad class of congruence subgroups of , including all those previously investigated and practically all thos... | eng_Latn | 54,763 |
On the weak order ideal associated to linear codes | In this work we study a weak order ideal associated with the coset leaders of a non-binary linear code. This set allows the incrementally computation of the coset leaders and the definitions of the set of leader codewords. This set of codewords has some nice properties related to the monotonicity of the weight compatib... | In the present paper, we study the Sp-module structure of the cokernel of the Johnson homomorphism of the mapping class groups of surfaces. We detect the Sp-irreducible components with highest weight [1^k] (and [k]) in the cokernel. We also show that the multiplicities of them is equal to one. | eng_Latn | 54,782 |
Uniformly resolvable decompositions of $K_v$ into $P_3$ and $K_3$ graphs | In this paper we consider the uniformly resolvable decompositions of the complete graph KvKv, or the complete graph minus a 1-factor as appropriate, into subgraphs such that each resolution class contains only blocks isomorphic to the same graph. We completely determine the spectrum for the case in which all the resolu... | We consider families of operators satisfying a general class of relations, whose solutions can be described in terms of orbits of some dynamical system acting on the spectrum of a commuting sub-family. In the first section we introduce a class of relations and show, how the representations of such relations are related... | eng_Latn | 54,783 |
Completable nilpotent Lie algebra | THE theory of nilpotent Lie algebra is very important in the theory of finite-dimensional Lie al-gebras. Because of its extraordinary complexity, one usually studies various classes of specialnilpotent Lie algebras. In the study of complete Lie algebras, a class of special nilpotent Lie al-gebras (called completable ni... | We continue the study of bottom-up unranked tree automata with equality and ::: disequality constraints between direct subtrees. In particular, we show that ::: the emptiness problem for the nondeterministic automata is decidable. In ::: addition, we show that the universality problem, in contrast, is undecidable. | eng_Latn | 54,798 |
Combining Static and Dynamic Models for Traffic Signal Optimization Inherent Load-dependent Travel Times in a Cyclically Time-expanded Network Model | Travel times in traffic models are of great interest for developing realistic solutions for traffic assignment and traffic signal coordination in urban traffic networks. In this paper, a cyclically time-expanded network is presented for this purpose, which is a static and linear model from its structure. However, it pr... | In this paper we treat multistate systems under the same setting as the one of F. Ohi and T. Nishida [14], i.e., all the state spaces of components and the system are not necessarily the same. Definitions of series and parallel systems are introduced and existence theorems for such systems are given. Furthermore, it is... | eng_Latn | 54,847 |
Bottleneck Routing Games with Low Price of Anarchy | Approximating Congestion + Dilation in Networks via "Quality of Routing” Games | Increasing online shop revenues with web scraping: a case study for the wine sector | eng_Latn | 54,875 |
Adaptive Sampling Measurement for High Speed Network Traffic Flow | The characteristic of network traffic volume is a crucial guidance for the network capacity of transferring online, and also a key parameter for network efficient and planning. Unfortunately, it is more difficult to measure full traffic trace with the advent of high speed network, so the investigation of traffic sampli... | This paper proposes an integrated solution, which based on probability routing, using multi-domain path selection, multi-domain path negotiation and intra-domain QoS-based routing algorithm, to provide multi-QoS based (such as bandwidth and hops) multi-domain circuit provision in a few minutes. This method has been use... | eng_Latn | 54,954 |
Frequency Analysis of Functionally Graded Curved Pipes Conveying Fluid | The curved pipe made of functionally graded material conveying fluid is considered and the in-plane free vibration frequency of the resulting composite pipe is investigated. The material properties are assumed to distribute continuously along the pipe wall thickness according to a power law and the effective mass, flex... | We consider some routing criterions for connections with QoS requirements in the Internet, which support QoS guarantees for both the services and networks. First we investigate the path consumption, and give the definition of the path consumption function (PCF). Then we observe the path selection's influence on the lin... | eng_Latn | 54,959 |
Packet Aggregation in TelosB WSNs: Design, Implementation and Experiments | Master's thesis in Information- and communication technology IKT590 - University of Agder 2016 | An approach for estimating the parameters of mixed Weibull distributions is presented. The problem is formulated as maximization of the likelihood function of the corresponding mixture model. For the solution of the optimization problem, Bare Bones Particle Swarm Optimization (BBPSO) algorithm is applied. Illustrative ... | eng_Latn | 54,967 |
Recovering guaranteed performance service connections from single and multiple faults | Fault recovery techniques must be reexamined in the light of the new guaranteed performance services that high-speed packet/cell switched networks will support. We investigate the rerouting of guaranteed performance service connections on the occurrence of link faults, focussing on the aspects of route selection and es... | Abstract A layer of random defects in the simple cubic Ising model with nearest neighbor ferromagnetic interactions of strength J is considered. Using the real space renormalization group method we calculate defect free energy in the whole temperature range. Specifically, we analyze: the layer of diluted defects, the l... | eng_Latn | 54,971 |
Optimizing the profit of on-demand multimedia service via a server-dependent queuing system | This study presents a profit maximization model that adopts the number of requests for image or voice transferring services on a network as decision variables for when to switch a second server on and off based on the costs of using a second server and of users waiting. A Markovian queue with a number of servers depend... | Recently, a cost minimization method to determine the lot size for the EOQ/EPQ models with backorders was published. This method is based on the well-known arithmetic-geometric mean inequality. Although the cost minimization method is correct and interesting, it does not focus on deriving the backorders level. This pap... | eng_Latn | 55,000 |
On aggregation functions based on linguistically quantified propositions and finitely additive set functions | We study aggregation functions defined as convex combinations of the linguistically quantified propositions "at least k criteria are satisfied". Our approach is similar to the TOWA function in spirit but instead of using a maxitive measure we propose to rely on a real-valued finitely additive set function. This assumpt... | We consider some routing criterions for connections with QoS requirements in the Internet, which support QoS guarantees for both the services and networks. First we investigate the path consumption, and give the definition of the path consumption function (PCF). Then we observe the path selection's influence on the lin... | eng_Latn | 55,006 |
Heterogeneous edge weights promote epidemic diffusion in weighted evolving networks | The impact that the heterogeneities of links’ weights have on epidemic diffusion in weighted networks has received much attention. Investigating how heterogeneous edge weights affect epidemic spread is helpful for disease control. In this paper, we study a Reed–Frost epidemic model in weighted evolving networks. Our re... | Abstract The paper is concerned with a reduced SIR model for migrant workers. By using differential inequality technique and a novel argument, we derive a set of conditions to ensure that the endemic equilibrium of the model is globally exponentially stable. The obtained results complement with some existing ones. We a... | eng_Latn | 55,009 |
GLOBAL COUPLING OF AN INTEREFACE PROBLEM IN AN ACTIVATIOR—INHIBITOR SYSTEM | An activatior-inhibitor reaction system with global coupling was intro-duced in [1],The authors showed that global coupling suppresses the breathing motion and enhances the propagation of the localized solution.The collision between two trav-eling waves for a sufficiently strong global coupling is discussed in [2].If t... | The authors develop expressions for predicting contention delay for wormhole-routed 2-D mesh multicomputers. The detrimental effect of contention caused by interference within jobs has led them to analyze two different kinds of communication contention. Starting contention occurs when a processor attempts to access the... | yue_Hant | 55,011 |
The impact of failure management on the stability of communication networks | In this work we deal with communication networks in which links may fail. We propose an adversarial model for describing the traffic pattern occurring in this type of faulty systems and study properties concerning their stability, especially under (nontrivial) underloaded worse-case scenarios. We show that, depending o... | The structure of GMA is introduced. Static displacement-force model and magnetism-machine coupling model for helping understand the magnetostriction and establishes simulation model are given. Simulation result shows that response time of machine part is slowness. It brings some disbennifit affection if minish damp. Fo... | eng_Latn | 55,013 |
Mathematical studies on a transaction's waits and deadlocks in a 2pl environment | The “straw man” analysis is based on the assumption that the accessible unit and locking unit are both a record occurrence (or a tuple); consequently the results cannot be applied when a locking unit is a large granule such as an area, a file, an index (or a data) block. In this study, the probabilities of a transactio... | Consider a randomized load balancing problem consisting of a large number n of server sites each equipped with K servers. Under the greedy policy, clients randomly probe a site to check whether there is still a server available. If not, d -- 1 other sites are probed and the task is assigned to the site with the fewest ... | eng_Latn | 55,046 |
Stability of adaptive congestion controls in packet networks | Abstract Some congestion controls used in packet networks are static, while others are adaptive, i.e., they respond on the basis of estimated load determined from measurements. Adaptive controls pose a potential stability problem. If the network reacts too strongly to overload, its load level may oscillate widely. In t... | We discuss recent findings about properties of quantum nonequilibrium steady states. In particular we focus on transport properties. It is shown that the time dependent density matrix renormalization method can be used successfully to find a stationary solution of Lindblad master equation. Furthermore, for a specific m... | eng_Latn | 55,047 |
Distributed Lag Behaviour in the Housing Market: Some Further Evidence | This article is a study of the distributed lag relationship between completions and starts of private dwellings in the UK and extends some results previously published in this journal. The main finding confirms that a proper study of builders' behaviour, as manifested in the distributed lag relationship between complet... | Consider a randomized load balancing problem consisting of a large number n of server sites each equipped with K servers. Under the greedy policy, clients randomly probe a site to check whether there is still a server available. If not, d -- 1 other sites are probed and the task is assigned to the site with the fewest ... | eng_Latn | 55,051 |
Toward accurate modeling of the IEEE 802.11e EDCA under finite load and error-prone channel | In this paper we study the performance of IEEE 802.11e enhanced distributed channel access (EDCA) priority schemes under finite load and error-prone channel. We introduce a multi-dimensional Markov Chain model that includes all the mandatory differentiation mechanisms of the standard: QoS parameters, CWMIN, CWMAX arbit... | A file sharing system based on Windows CE embedded platform have been realizes.The author optimized the system according to the characteristics of the specific embedded platform and proposed two kinds of optimization.The problem of slow-speed I/O operation in the embedded platform is solved by efficient utilization of ... | eng_Latn | 55,055 |
Friedel Oscillations in Carbon Nanotube Quantum Dots and Superlattices | Interface states of all-metallic carbon nanotube quantum dots and superlattices are studied within a tight-binding model. We focus on achiral systems made by connecting armchair (n, n) and zigzag (2n, 0) tubes with a full ring of n pentagon-heptagon topological defects. We show that the coupling between interface state... | Abstract In this paper, a simplified congestion control model is considered to study the quasiperiodic motion induced by heterogenous time delays. Analysis for the stability of the equilibrium shows that the Hopf bifurcation curves with diverse frequencies may intersect at the so-called non-resonant double Hopf bifurca... | eng_Latn | 55,058 |
A New Analytic Method for IEEE 802.11 Distributed Coordination Function | In this paper, we consider a network of N identical IEEE 802.11 DCF (Distributed Coordination Function) terminals with RTS/CTS mechanism, each of which is assumed to be saturated. For performance analysis, we propose a simple and efficient mathematical model to derive the statistical characteristics of the network such... | The Flosolver MklB has two nodes, each having four processing elements based on intel's 8086/8087 chips. In each node one of the processor acts as the host. The internade communication is done through the parallel ports available on the hosts. Within a node the cynchronisation and inter processor communication is done ... | eng_Latn | 55,065 |
A study on peer startup process and initial offset placement in P2P live streaming systems | Coolstreaming/donet: A data-driven overlay network for peer-to-peer live media streaming | P2Cast: peer-to-peer patching scheme for VoD service | eng_Latn | 55,159 |
Network monitoring using traffic dispersion graphs (tdgs) | Profiling internet backbone traffic: behavior models and applications | Comparative study of MPPT algorithms under variable resistive load | eng_Latn | 55,183 |
What are the traditional forms of living employed by Tuvaluans? | Banking services are provided by the National Bank of Tuvalu. Public sector workers make up about 65% of those formally employed. Remittances from Tuvaluans living in Australia and New Zealand, and remittances from Tuvaluan sailors employed on overseas ships are important sources of income for Tuvaluans. Approximately ... | In other cases, such as New Zealand and Canada, treaties allowed native peoples to maintain a minimum amount of autonomy. In the case of indigenous Australians, unlike with the Māori of New Zealand, no treaty was ever entered into with the indigenous peoples entitling the Europeans to land ownership, under the doctrine... | eng_Latn | 55,209 |
What were native peoples able to maintain a minimum amount of through treaties? | In other cases, such as New Zealand and Canada, treaties allowed native peoples to maintain a minimum amount of autonomy. In the case of indigenous Australians, unlike with the Māori of New Zealand, no treaty was ever entered into with the indigenous peoples entitling the Europeans to land ownership, under the doctrine... | Most hunter-gatherers are nomadic or semi-nomadic and live in temporary settlements. Mobile communities typically construct shelters using impermanent building materials, or they may use natural rock shelters, where they are available. | eng_Latn | 55,255 |
When did the Act of "Nihil novi nisi commune consensu" happen? | On 3 May 1505 King Alexander I Jagiellon granted the Act of "Nihil novi nisi commune consensu" (Latin: "I accept nothing new except by common consent"). This forbade the king to pass any new law without the consent of the representatives of the nobility, in Sejm and Senat assembled, and thus greatly strengthened the no... | In other cases, such as New Zealand and Canada, treaties allowed native peoples to maintain a minimum amount of autonomy. In the case of indigenous Australians, unlike with the Māori of New Zealand, no treaty was ever entered into with the indigenous peoples entitling the Europeans to land ownership, under the doctrine... | eng_Latn | 55,257 |
what is the difference between refugees and migrants | Refugee FAQs What is the difference between a refugee and a migrant? A migrant is a person who makes a conscious choice to leave their country to seek a better life elsewhere. Before they decide to leave their country, migrants can seek information about their new home, study the language and explore employment opportu... | Refugees are âinvitedâ to live in the United States to start a new life. Immigrants. Immigrants generally come to the U.S. for one of two reasons: they are joining family members who already live in this country; or. they are âeconomic immigrantsâ seeking work and a better life for themselves and their families | eng_Latn | 55,280 |
Triangulating the Effects of Interfixation in the Processing of German Compounds | The German language shows a high degree of compounding. The process is very productive in the language and compounds may be formed from the combination of four or more roots. In addition, German compounding also shows the presence of interfixes between constituents in about 35% of all compounds. We report on a compound... | After pointing out some essential difficulties in binocular stereo vision systems, we proposedthen a trinocular stereo vision method matching the feature primitives in 3-D space by use of pyramidalgraph.This method is based on the 3-D perspective projection geometry and needs no prior constraints or im-age similarities... | eng_Latn | 55,345 |
Comparative analysis of sinogram interpolation methods for computer tomographic images | In this paper, we propose a limited-view computer tomography(CT) image reconstruction method that reduces the scan times and X-ray dosages in the semiconductor industry. To reduce streak artifacts, which are caused by an insufficient number of views, we study the sinogram interpolation method based on the average pixel... | The need for improving the capability to detect illegal or hazardous activities and yet reducing the workload of operators involved in various surveillance tasks calls for research on more capable automatic tools. To maximize their performance, these tools should be able to combine automatic capturing of normal behavio... | eng_Latn | 55,347 |
The Impact of Time-shift Estimation and Correction on Two 4D Attributes - Amplitude Difference and Velocity Change | 4D seismic data can provide valuable insights to the reservoir and non-reservoir interpretation. Seismic attributes like amplitude difference and velocity change are commonly used to perform such task. All these attributes are computed after correlating monitor and base datasets, where time-shifts are observed. The tec... | In this paper, we suggested AdBoost algorithm for further improvising the performance of system. In the enhanced adaboost, the eigen vectors are computed for facial region & applied classification. In the process of classification, we opt for process of learning, training & testing. As observed from the result sessions... | eng_Latn | 55,351 |
INSERT: Efficient Sorting of Images on Mobile Devices | We amass increasing amounts of photos on our mobile devices, primarily captured by built-in cameras. These cameras provide precious opportunities to preserve memories or serve for creative engagement. However, creating order over these vast photo collections gets more difficult as we create more and more photos and thi... | In this paper, we present a high speed and large capacity NAND flash memory-based storage module after comprehensive comparison of different storage devices. The hardware platform proposed in this paper is designed under parallel architecture, on which the software design based. In the software design, we adopt ping-po... | eng_Latn | 55,359 |
Protein phosphorylation and signal transduction. | It is now generally accepted that protein phosphorylation-dephosphorylation has a role in the regulation of essentially all cellular functions. Thus, it is of interest that this process is involved in signal transduction. Nonetheless, the extent to which protein phosphorylation participates in signaling is truly remark... | In this paper, we present a robust approach of automatic detection and recognition of road signs in national roads, starting from the images resulting from a video stream taken by a camera embarked on a vehicle. Our approach is composed of three main phases: the first phase is to extract video stream images containing ... | eng_Latn | 55,367 |
Distinguishing Different Strategies of Across-Dimension | Selective attention in multidimensional displays has usually been examined using search tasks requiring the detection of a single target. We examined the ability to perceive a spatial structure in multi-item subsets of a display that were defined either conjunctively or disjunctively. Observers saw two adjacent display... | In this paper, aimed at the neutron transport equations of eigenvalue problem under 2-D cylindrical geometry on unstructured grid, the discrete scheme of Sn discrete ordinate and discontinuous finite is built, and the parallel computation for the scheme is realized on MPI systems. Numerical experiments indicate that th... | eng_Latn | 55,369 |
Sea Ice Detection From SAR Images of the Liaodong Bay Based on Texture Analysis | Texture analysis and study of ENVISAT ASAR sea ice imagery for the Liaodong Bay are carried out using gray level co-occurrence matrices(GLCM).In the analysis process,the effects given to the sea ice textural features by the parameters such as the GLCM orientation,the displacement,and the quantified gray level are studi... | This text collects ten saliva wells' water of Muchengyi area in Dalian,mainly analyzing the wells of the area's water in the content of the chlorine ion,explaining that the area has already taken place the sea water invade the phenomenon.To use the kind of the groundwater of sea water invade to irrigate farmland,result... | kor_Hang | 55,374 |
Accelerating computer vision algorithms using OpenCL framework on the mobile GPU - A case study | Realtime Computer Vision with OpenCV | Fast texture synthesis using tree-structured vector quantization | eng_Latn | 55,422 |
General economic evaluation of the use of quaternary ammonium salts as catalysts in industrial applications | The use of quaternary ammonium salts (Quats) as phase-transfer catalysts is analyzed from a technological and economic point of view. The limiting price for Quats is determined by establishing a qualitative relationship between technical parameters and economic factors. Specific examples show that the present price of ... | The generation and behavior of the fractal Koch array factor from a Kaiser window generator is studied. The main advantage of using Kaiser windows is that pattern parameters become much more flexible through altering the Kaiser window. The mainlobe width, current distribution, side-lobe ratio are now adjustable. Differ... | eng_Latn | 55,436 |
Scale space and affine invariant recognition of occluded shapes | The recently proved existence of affine invariant scale spaces for shapes opens new possibilities for shape recognition. While affine invariant shape recognition is easily performed when shapes are complete, partially occluded or incomplete shapes must be recognized by dividing them into intrinsic parts. The characteri... | In practical use, objects in still images and videos are easy to misappropriate with handy image-processing tools and need to be pro- tected. However, the few proposals for object watermarking suffer from resynchronization problems. In this study, we develop an object-based watermarking method based on efficient segmen... | eng_Latn | 55,441 |
A comparative study of hash based approximate nearest neighbor learning and its application in image retrieval | K-Means Hashing: An Affinity-Preserving Quantization Method for Learning Binary Compact Codes | peristomal moisture - associated skin damage in adults with fecal ostomies : a comprehensive review and consensus . | eng_Latn | 55,461 |
Markov Random Fields (MRF) are a powerful and wide adopted tool in image processing. MRFS together with Bayesian Estimation Theory can be used for detecting edges of man made structures in Synthetic Aperture Radar images. In this paper we present a method developed in the Markovian-Bayesian framework which is particula... | A constant-false-alarm-rate (CFAR) edge detector based on the ratio between pixel values is described. The probability distribution of the image obtained by applying the edge detector is derived. Hence, the decision threshold can be theoretically determined for a given probability of false alarm as a function of the nu... | Berzelius failed to make use of Faraday's electrochemical laws in his laborious determination of equivalent weights. | eng_Latn | 55,546 |
The paper presents the study of the effect of microwave radiation on dry soil. For this, five different soil samples were collected from various geographical regions of India. The waveguide cell method was employed for the determination of the storage factor ( e′) and the loss factor ( e″) of the soils. In this paper t... | The sections in this article are ::: ::: ::: 1 ::: Radiometers ::: ::: 2 ::: Radar Scattering ::: ::: 3 ::: Radar Scatterometers ::: ::: 4 ::: Radar Altimeters ::: ::: 5 ::: Ground-Penetrating Radars ::: ::: 6 ::: Imaging Radars ::: ::: 7 ::: Real-Aperture Radars ::: ::: 8 ::: Synthetic-Aperture Radars | A new identity is derived which relates the gain and the field distribution (or confinement factor) in a dielectric waveguide with complex refractive indices. This identity is valid for any guided mode of waveguides with an arbitrary cross section. It provides a new check of the accuracy of mode solvers. Also, it can b... | eng_Latn | 55,549 |
In this study, we utilize the least squares formulation to solve the real-time buried object detection problem. Least squares estimation is used to estimate the next ground penetrating radar (GPR) signal from previous samples, where there is no underground object. If the measured GPR signal is considerably different th... | A method of forming cooling ducts in the windings of a liquid cooled electrical transformer without adding permanent duct formers to the winding, and without requiring an additional manufacturing step to remove duct formers. Plastic tubes dissolvable in the liquid dielectric are utilized as the duct formers. Thermal si... | Berzelius failed to make use of Faraday's electrochemical laws in his laborious determination of equivalent weights. | eng_Latn | 55,579 |
Numerical Study on Flow Angles and Mach Number Measurement Using the Surface Pressure of a Supersonic Aircraft with Nosecone | Numerical simulation on the Air Data Sensor System (ADS), which measures the flow angles and Mach number using the surface pressures on a nose cone, was conducted in this study. The effect of the half cone angle on the flow angle and Mach number measurement was investigated. As a result, we found that a large half cone... | The database developed for the meteorological radar of Spino d'Adda in north Italy is presented as an example of automation in this field. The system has facilities for collection, retrieval, and modeling of radar images of rain as well as their components (individual patterns) and descriptors. The SPINO80-GRM software... | eng_Latn | 55,607 |
Multiwavelength Lidar Study of Fog. | Abstract : A study has been conducted to define quantitatively the range and accuracy of multispectral lidar techniques for remotely sensing the visibility and liquid water content of various types of fogs. The results indicate that the penetration of the lidar pulse into the fog is limited to a few hundred meters due ... | This report discusses research being conducted at Lawrence Livermore Laboratory under the following topics: prompt diagnostics; experimental modeling, design, and analysis; detector development; streak-camera data systems; weapons supporting research. | eng_Latn | 55,612 |
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