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crustal plateaus are venusian highlands characterized by tectonized terrains. it is commonly interpreted that their topography is isostatically supported and that they represent fossils of an extinct tectonic regime. using gravity and topography we perform a comprehensive investigation of the lithospheric structure of ... | arxiv:2202.06971 |
the classical chung - feller theorem [ 2 ] tells us that the number of dyck paths of length $ n $ with $ m $ flaws is the $ n $ - th catalan number and independent on $ m $. l. shapiro [ 9 ] found the chung - feller properties for the motzkin paths. mohanty ' s book [ 5 ] devotes an entire section to exploring chung - ... | arxiv:0903.0705 |
the chiral magnetic effect ( cme ) is a collective quantum phenomenon that arises from the interplay between gauge field topology and fermion chiral anomaly, encompassing a wide range of physical systems from semimetals to quark - gluon plasma. this review, with a focus on cme and related effects in heavy ion collision... | arxiv:2405.05427 |
in this work the standard kinetic theory assumption of instantaneous collisions is lifted. as a continuation of a previous paper by kanzler, schmeiser, and tora [ krm, 2024 ], a model for higher order non - instantaneous alignment collisions is presented and studied in the asymptotic regime of short collision duration.... | arxiv:2503.05686 |
class imbalance in graph data presents significant challenges for node classification. while existing methods, such as smote - based approaches, partially mitigate this issue, they still exhibit limitations in constructing imbalanced graphs. generative self - supervised learning ( ssl ) methods, exemplified by graph au... | arxiv:2311.01191 |
we present a systematic study of the magnetization in ybrh $ _ { 2 } $ si $ _ { 2 } $ under slightly negative ( 6? % ir substitution ) and positive ( 7 % co substitution ) chemical pressure. we show how the critical field $ h _ { 0 } $, associated with the high - field lifshitz transitions, is shifted to lower ( higher... | arxiv:1303.2224 |
diffusion models have demonstrated significant promise in various generative tasks ; however, they often struggle to satisfy challenging constraints. our approach addresses this limitation by rethinking training - free loss - guided diffusion from an optimization perspective. we formulate a series of constrained optimi... | arxiv:2411.10932 |
above the upper critical dimension, the breakdown of hyperscaling is associated with dangerous irrelevant variables in the renormalization group formalism at least for systems with periodic boundary conditions. while these have been extensively studied, there have been only a few analyses of finite - size scaling with ... | arxiv:1402.1657 |
visual teach and repeat has shown relative navigation is a robust and efficient solution for autonomous vision - based path following in difficult environments. adding additional absolute sensors such as global navigation satellite systems ( gnss ) has the potential to expand the domain of visual teach and repeat to en... | arxiv:2101.05107 |
the electronic and structural properties of excitons and trions in monolayer transition metal dichalcogenides are investigated using both a multiband and a single - band model. in the multiband model we construct the excitonic hamiltonian in the product base of the single - particle states at the conduction and valence... | arxiv:1707.07509 |
between clustering and local coexistence holds as for $ n \ to \ infty $. | arxiv:1209.1856 |
vortices are ubiquitous in nature and can be observed in fluids, condensed matter, and even in the formation of galaxies. light, too, can evolve like a vortex. optical vortices are exploited in light - matter interaction, free - space communications, and imaging. here, we introduce optical rotatum ; a new degree - of -... | arxiv:2310.16317 |
the dynamics of fluctuations in a fast rotating spherical couette flow experiment in the presence of a strong dipolar magnetic field is investigated in detail, through a thorough analysis of the experimental data as well as a numerical study. fluctuations within the conducting fluid ( liquid sodium ) are characterized ... | arxiv:1601.05684 |
a major goal shared by neuroscience and collective behavior is to understand how dynamic interactions between individual elements give rise to behaviors in populations of neurons and animals, respectively. this goal has recently become within reach thanks to techniques providing access to the connectivity and activity ... | arxiv:2112.02361 |
this paper examines a novel gradient boosting framework for regression. we regularize gradient boosted trees by introducing subsampling and employ a modified shrinkage algorithm so that at every boosting stage the estimate is given by an average of trees. the resulting algorithm, titled boulevard, is shown to converge ... | arxiv:1806.09762 |
the usual development cycles are too slow for the development of vaccines, diagnostics and treatments in pandemics such as the ongoing sars - cov - 2 pandemic. given the pressure in such a situation, there is a risk that findings of early clinical trials are overinterpreted despite their limitations in terms of size an... | arxiv:2007.15991 |
this article presents a deep cnn, based on the densenet architecture jointly with a highly discriminating learning methodology, in order to classify seven kinds of skin lesions : melanoma, melanocytic nevus, basal cell carcinoma, actinic keratosis / bowen ' s disease, benign keratosis, dermatofibroma, vascular lesion. ... | arxiv:1807.06416 |
remote state preparation enables one to prepare and manipulate quantum state non - locally. as an essential quantum resource, optical cat state is usually prepared locally by subtracting photons from a squeezed vacuum state. for remote quantum information processing, it is essential to prepare and manipulate optical ca... | arxiv:2304.08863 |
recent observations of jupiter and saturn suggest that heavy elements may be diluted in the gaseous envelope, providing a compositional gradient that could stabilise ordinary convection and produce a stably - stratified layer near the core of these planets. this region could consist of semi - convective layers with a s... | arxiv:2003.02595 |
tsunami waves induced by landslides are a threat to human activities and safety along coastal areas. in this paper, we characterize experimentally the waves generated by the gravity - driven collapse of a dry granular column into water. three nonlinear wave regimes are identified depending on the froude number $ \ math... | arxiv:2105.13991 |
ad hoc teamwork problem describes situations where an agent has to cooperate with previously unseen agents to achieve a common goal. for an agent to be successful in these scenarios, it has to have a suitable cooperative skill. one could implement cooperative skills into an agent by using domain knowledge to design the... | arxiv:2111.03431 |
a systematic study of hole compensation effect on magnetic properties, which is controlled by defect compensation through ion irradiation, in ( ga, mn ) as, ( in, mn ) as and ( ga, mn ) p is presented in this work. in all materials, both curie temperature and magnetization decrease upon increasing the hole compensation... | arxiv:1907.05160 |
the entanglement of pair cat states in the phase damping channel is studied by employing the relative entropy of entanglement. it is shown that the pair cat states can always be distillable in the phase damping channel. furthermore, we analyze the fidelity of teleportation for the pair cat states by using joint measure... | arxiv:quant-ph/0506217 |
one of the main challenges in surrogate modeling is the limited availability of data due to resource constraints associated with computationally expensive simulations. multi - fidelity methods provide a solution by chaining models in a hierarchy with increasing fidelity, associated with lower error, but increasing cost... | arxiv:2404.11965 |
bi - containing iii - v semiconductors constitute an exciting class of metastable compounds with wide - ranging potential optoelectronic and electronic applications. however, the growth of iii - v - bi alloys requires group - iii - rich growth conditions, which pose severe challenges for planar growth. in this work, we... | arxiv:1903.11039 |
a wealth of cosmological and astrophysical information is expected from many ongoing and upcoming large - scale surveys. it is crucial to prepare for these surveys now and develop tools that can efficiently extract most information. we present hiflow : a fast generative model of the neutral hydrogen ( hi ) maps that is... | arxiv:2110.02983 |
conics is one of the best known and preserved mathematical works from antiquity, and in it he derives many theorems concerning conic sections that would prove invaluable to later mathematicians and astronomers studying planetary motion, such as isaac newton. while neither apollonius nor any other greek mathematicians m... | https://en.wikipedia.org/wiki/History_of_mathematics |
the long - form video question - answering task requires the comprehension and analysis of extended video content to respond accurately to questions by utilizing both temporal and contextual information. in this paper, we present mm - screenplayer, an advanced video understanding system with multi - modal perception ca... | arxiv:2406.17309 |
to extract the approximate solutions in the case of nonlinear fractional order differential equations with the homogeneous and nonhomogeneous boundary conditions, the weighted residual method is embedded here. we exploit three methods such as galerkin, least square, and collocation for the efficient numerical solution ... | arxiv:2404.03338 |
we explore the possibility of resolving an image of a damped lyman alpha ( dla ) system in absorption against an extended, diffuse background x - ray source. typical columns of neutral hydrogen in dlas are high enough to block out up to ~ 30 % of the soft x - ray flux at an observed photon energy of 0. 5 kev, and we fi... | arxiv:astro-ph/0409516 |
two - dimensional ( 2d ) carbon allotropes have attracted growing interest for their structural versatility and potential in energy storage and nanoelectronics. we propose athos - graphene ( ag ), a novel 2d carbon allotrope inspired by the geometric patterns of brazilian artist athos bulc \ ~ ao. designed using densit... | arxiv:2505.04810 |
the orthogonal polarization modes ( opm ) have been reported observationally and accepted widely by pulsar researchers. however, no acceptable theory can show the origin of the opm, which becomes a mystery in pulsar research field. here a possible way to solve this mystery is presented. we ask a question : does there e... | arxiv:astro-ph/0007056 |
the possibility of revealing non - classical behaviours in the dynamics of a trapped ion via measurements of the mean value of suitable operators is reported. in particular we focus on the manifestation known as ` ` parity effect \ rq \ rq which may be observed \ emph { directly measuring } the expectation value of an ... | arxiv:quant-ph/0205153 |
quantum area tensor regge calculus is considered, some properties are discussed. the path integral quantisation is defined for the usual length - based regge calculus considered as a particular case ( a kind of a state ) of the area tensor regge calculus. under natural physical assumptions the quantisation of interest ... | arxiv:gr-qc/0304088 |
the composition of europa ' s trailing hemisphere reflects the combined influences of endogenous geologic resurfacing and exogenous sulfur radiolysis. using spatially resolved visible - wavelength spectra of europa obtained with the hubble space telescope, we map multiple spectral features across the trailing hemispher... | arxiv:2012.11737 |
el cvn - type eclipsing binaries are composed of a massive a - type main - sequence primary star and a hotter b - type secondary star. this paper presents the time - series photometric and asteroseismic results of the el cvn - type star 1swasp j024743. 37 - 251549. 2. well - defined eclipsing light curves were construc... | arxiv:2109.02262 |
a data - driven parametric model order reduction ( mor ) method using a deep artificial neural network is proposed. the present network, which is the least - squares hierarchical variational autoencoder ( lsh - vae ), is capable of performing nonlinear mor for the parametric interpolation of a nonlinear dynamic system ... | arxiv:2307.06816 |
anomaly activities such as robbery, explosion, accidents, etc. need immediate actions for preventing loss of human life and property in real world surveillance systems. although the recent automation in surveillance systems are capable of detecting the anomalies, but they still need human efforts for categorizing the a... | arxiv:2108.08996 |
the experimental problem of converting a measured binomial quantity, the fraction of events in a sample that pass a cut, into a physical binomial quantity, the fraction of events originating from a signal source, is described as a system of linear equations. this linear system illustrates several familiar aspects of ex... | arxiv:hep-ex/9908044 |
we review a recent investigation of the effect of magnetic catalysis of mass generation in holographic yang - mills theories. we aim at a self - contained and pedagogical form of the review. we provide a brief field theory background and review the basics of holographic flavordynamics. the main part of the review inves... | arxiv:1010.0444 |
from a process development perspective, diamond growth via chemical vapor deposition has made significant strides. however, challenges persist in achieving high quality and large - area material production. these difficulties include controlling conditions to maintain uniform growth rates for the entire growth surface.... | arxiv:2404.07306 |
the performance of current scene graph generation models is severely hampered by some hard - to - distinguish predicates, e. g., " woman - on / standing on / walking on - beach " or " woman - near / looking at / in front of - child ". while general sgg models are prone to predict head predicates and existing re - balan... | arxiv:2204.02597 |
continuous long - term monitoring of motor health is crucial for the early detection of abnormalities such as bearing faults ( up to 51 % of motor failures are attributed to bearing faults ). despite numerous methodologies proposed for bearing fault detection, most of them require normal ( healthy ) and abnormal ( faul... | arxiv:2212.06154 |
##ods, plants, and ultimately pond - dwelling organisms that are the food of the endangered amphibian. = = = geosciences = = = geosciences include environmental geology, environmental soil science, volcanic phenomena and evolution of the earth ' s crust. in some classification systems this can also include hydrology, i... | https://en.wikipedia.org/wiki/Environmental_science |
background : it is still an open research area to theoretically understand why deep neural networks ( dnns ) - - - equipped with many more parameters than training data and trained by ( stochastic ) gradient - based methods - - - often achieve remarkably low generalization error. contribution : we study dnn training by... | arxiv:1808.04295 |
this paper presents a comprehensive evaluation of github copilot ' s deployment and impact on developer productivity at zoominfo, a leading go - to - market ( gtm ) intelligence platform. we describe our systematic four - phase approach to evaluating and deploying github copilot across our engineering organization, inv... | arxiv:2501.13282 |
we investigate the asymptotic disconnection time of a large discrete cylinder $ ( \ mathbb { z } / n \ mathbb { z } ) ^ { d } \ times \ mathbb { z } $, $ d \ geq 2 $, by simple and biased random walks. for simple random walk, we derive a sharp asymptotic lower bound that matches the upper bound from [ sznitman, ann. pr... | arxiv:2409.17900 |
global u ( 1 ) strings with cylindrical symmetry are studied in anti - de sitter spacetime. according as the magnitude of negative cosmological constant, they form regular global cosmic strings, extremal black cosmic strings and charged black cosmic strings, but no curvature singularity is involved. the relationship be... | arxiv:gr-qc/9707011 |
the h - principle, which is the analogue, for cr manifolds, of the classical hartogs principle in several complex variables, is known to be valid in the small on a pseudoconcave cr manifold of any codimension. however it fails in the large, as has been shown by the counterexample found in [ hn1 ]. hence there is an und... | arxiv:0710.5728 |
today, mobile operators are starting to deploy fifth - generation ( 5g ) networks to expand the coverage ubiquity of broadband wireless service. in contrast, in - flight connectivity remains limited and its quality of service does not always meet the expectations. embracing 5g new radio ( nr ) in air - to - ground ( a2... | arxiv:2003.06361 |
we develop a new approach for calculating the spin - independent 2 - neutrino exchange potential ( 2 - nep ) between non - relativistic fermions which places emphasis on the neutrino vacuum state, an area of theoretical interest in recent years. the 2 - nep is a natural probe of fundamental issues of neutrino physics s... | arxiv:1901.05345 |
this paper is devoted to the study of the flatness property of linear time - invariant fractional systems. in the framework of polynomial matrices of the fractional derivative operator, we give a characterization of fractionally flat outputs and a simple algorithm to compute them. we also obtain a characterization of t... | arxiv:1311.3805 |
the 2df galaxy redshift survey ( 2dfgrs ) is designed to measure redshifts for approximately 250000 galaxies. this paper describes the survey design, the spectroscopic observations, the redshift measurements and the survey database. the 2dfgrs uses the 2df multi - fibre spectrograph on the anglo - australian telescope,... | arxiv:astro-ph/0106498 |
automatic anomaly detection is a major issue in various areas. beyond mere detection, the identification of the origin of the problem that produced the anomaly is also essential. this paper introduces a general methodology that can assist human operators who aim at classifying monitoring signals. the main idea is to le... | arxiv:1407.0880 |
motivated by sr $ _ 2 $ ruo $ _ 4 $, edge quasiparticle states are analyzed based on the self - consistent solution of the bogolyubov - de gennes equations for a topological chiral $ p $ - wave superconductor. using a tight - binding model of a square lattice for the dominant $ \ gamma $ - band we explore the non - tri... | arxiv:1409.1516 |
building on recent work of a. harper ( 2012 ), and using various results of m. c. chang ( 2014 ) and h. iwaniec ( 1974 ) on the zero - free regions of $ l $ - functions $ l ( s, \ chi ) $ for characters $ \ chi $ with a smooth modulus $ q $, we establish a conjecture of k. soundararajan ( 2008 ) on the distribution of ... | arxiv:2009.06800 |
we demonstrate a lumped - element josephson parametric amplifier, using a single - ended design that includes an on - chip, high - bandwidth flux bias line. the amplifier can be pumped into its region of parametric gain through either the input port or through the flux bias line. broadband amplification is achieved at ... | arxiv:1308.1376 |
a telecom photon is a suitable information carrier in a fiber - based quantum network due to its lower transmission loss in fiber. because of the paucity of suitable atomic system, usually the photon connecting different memories is in near infrared band, therefore the frequency conversion of the photon in and out of t... | arxiv:1210.3963 |
the difficulty in exploring potential energy surfaces, which are nonconvex, stems from the presence of many local minima, typically separated by high barriers and often disconnected in configurational space. we obtain the global minimum on model potential energy surfaces without sampling any minima a priori. instead, a... | arxiv:cond-mat/0508293 |
upcoming space - based surveys such as euclid and wfirst - afta plan to measure baryonic acoustic oscillations ( baos ) in order to study dark energy. these surveys will use ir slitless grism spectroscopy to measure redshifts of a large number of galaxies over a significant redshift range. in this paper, we use the wfc... | arxiv:1505.07843 |
3d chern - simons gauge theory has a strong connection with 2d cft and link invariants in knot theory. we impose some constraints on the $ d ( 2 | 1 ; \ alpha ) $ cs theory in the similar context of the hamiltonian reduction of 2d superconformal algebras. there hilbert states in $ d ( 2 | 1 ; \ alpha ) $ cs theory are ... | arxiv:hep-th/9808094 |
nowadays, multivariate time series data are increasingly collected in various real world systems, e. g., power plants, wearable devices, etc. anomaly detection and diagnosis in multivariate time series refer to identifying abnormal status in certain time steps and pinpointing the root causes. building such a system, ho... | arxiv:1811.08055 |
colmez, dospinescu and niziol have shown that the only $ p $ - adic representations of $ \ rm { gal } ( \ bar { \ mathbb { q } } _ p / \ mathbb { q } _ p ) $ appearing in the $ p $ - adic \ ' etale cohomology of the coverings of drinfeld ' s half - plane are the $ 2 $ - dimensional cuspidal representations ( i. e. pote... | arxiv:2405.10048 |
the coupling of the high - lying dipole mode to the low - lying quadrupole modes for the case of deformed gamma - unstable nuclei is studied. results from the geometrical model are compared to those obtained within the dipole boson model. consistent results are obtained in both models. the dipole boson model is treated... | arxiv:nucl-th/0007052 |
we consider a bottom - up ads / qcd model with a conformal exponential deformation $ e ^ { k \, z ^ 2 } $ on a lorentz invariant ads background. in this model, we assume the conformal dimension associated with the operator that creates pions at the boundary as $ \ delta = 3 $. regarding the infrared scale related to ph... | arxiv:2104.04640 |
objective. as proton arc therapy ( pat ) approaches clinical implementation, optimizing treatment plans for this innovative delivery modality remains challenging, especially in addressing arc delivery time. existing algorithms for minimizing delivery time are either optimal but computationally demanding or fast but at ... | arxiv:2410.07716 |
geometric properties of the set of quantum entangled states are investigated. we propose an explicit method to compute the dimension of local orbits for any mixed state of the general k x m problem and characterize the set of effectively different states ( which cannot be related by local transformations ). thus we gen... | arxiv:quant-ph/0006068 |
given a language model ( lm ), maximum probability is a poor decoding objective for open - ended generation, because it produces short and repetitive text. on the other hand, sampling can often produce incoherent text that drifts from the original topics. we propose contrastive decoding ( cd ), a reliable decoding appr... | arxiv:2210.15097 |
shed some light on attacking both of the conjectures when $ \ delta $ is large. | arxiv:2005.12909 |
causality among events is widely recognized as a most fundamental structure of spacetime, and causal sets have been proposed as discrete models of the latter in the context of quantum gravity theories, notably in the causal set programme. in the rather different context of what might be called the ' computational unive... | arxiv:1004.3128 |
modern enterprise servers are increasingly embracing tiered memory systems with a combination of low latency drams and large capacity but high latency non - volatile main memories ( nvmms ) such as intel ' s optane dc pmm. prior works have focused on efficient placement and migration of data on a tiered memory system, ... | arxiv:2103.10779 |
fake products are items that are marketed and sold as genuine, high - quality products but are counterfeit or low - quality knockoffs. these products are often designed to closely mimic the appearance and branding of the genuine product to deceive consumers into thinking they are purchasing the real thing. fake product... | arxiv:2308.04006 |
the predominant reason for the damaging power of high - energy radiation is multiple ionization of a molecule, either direct or via the decay of highly excited intermediates, as e. g., in the case of x - ray irradiation. consequently, the molecule is irreparably damaged by the subsequent fragmentation in a coulomb expl... | arxiv:2106.08639 |
. m., which is on pi day at tau time. peter harremoes has used τ in a mathematical research article which was granted editor ' s award of the year. = = in programming languages and calculators = = the following table documents various programming languages that have implemented the circle constant for converting betwee... | https://en.wikipedia.org/wiki/Tau_(mathematics) |
when dealing with non - stationary systems, for which many time series are available, it is common to divide time in epochs, i. e. smaller time intervals and deal with short time series in the hope to have some form of approximate stationarity on that time scale. we can then study time evolution by looking at propertie... | arxiv:1801.07790 |
general one - loop formulas for loop - induced processes $ \ gamma \ gamma \ rightarrow \ phi _ i \ phi _ j $ with $ \ phi _ i \ phi _ j = hh, ~ hh, ~ hh $ are presented in the paper. analytic expressions evaluated in this work are valid for a class of higgs extensions of the standard models, e. g. inert doublet higgs ... | arxiv:2410.06827 |
topics cover most, if not all, of the subdisciplines of manufacturing engineering. students then choose to specialize in one or more subdisciplines towards the end of their degree work. = = = syllabus = = = the foundational curriculum for a bachelor ' s degree in manufacturing engineering or production engineering incl... | https://en.wikipedia.org/wiki/Manufacturing_engineering |
accountability aims to provide explanations for why unwanted situations occurred, thus providing means to assign responsibility and liability. as such, accountability has slightly different meanings across the sciences. in computer science, our focus is on providing explanations for technical systems, in particular if ... | arxiv:1608.07882 |
our aim is to give a friendly introduction for students to systolic inequalities. we will stress the relationships between the classical formulation for riemannian metrics and more recent developments related to symplectic measurements and the viterbo conjecture. this will give us a perfect excuse to introduce the read... | arxiv:2103.09356 |
we study a natural discrete bochner - type inequality on graphs, and explore its merit as a notion of curvature in discrete spaces. an appealing feature of this discrete version seems to be that it is fairly straightforward to compute this notion of curvature parameter for several specific graphs of interest - particul... | arxiv:1501.00516 |
small - angle neutron scattering ( sans ) is an experimental technique to detect material structures in the nanometer to micrometer range. the solution of the structural model constructed from sans strongly depends on the accuracy of the reduced data. the time - of - flight ( tof ) sans data are dependent on the wavele... | arxiv:1701.04153 |
a current flowing through a superconductor induces a spatial modulation in its superconducting order parameter, characterized by a wavevector $ q $ related to the total momentum of a cooper pair. here we investigate this phenomenon in a $ p $ - wave topological superconductor, described by a one - dimensional kitaev mo... | arxiv:2404.18131 |
a theoretical framework is presented, which allows to explain many experimental facts related to pinning and cross - flow effects between flux tubes in type - ii superconductors. it is shown that critical state principles, in the manner introduced by c. p. bean for parallel vortex lattices, may be used to describe the ... | arxiv:cond-mat/0209494 |
the open cluster ngc 6633 was observed with corot in 2011 and simultaneous high - resolution spectroscopy was obtained with the sophie and harps spectrographs. one of the four targets was not found to be a cluster member. for all stars we provide estimates of the seismic and spectroscopic parameters. | arxiv:1409.2274 |
we propose new methodologies for stabilizing all - metal antiaromatic clusters like : al $ _ { 4 } $ li $ _ { 4 } $. we demonstrate that these all - metal species can be stabilized by complexation with 3d - transition metals very similar to its organic counterpart, c $ _ 4 $ h $ _ 4 $. complexation to transition metal ... | arxiv:cond-mat/0409508 |
superposition principle of wave function in multi - slit interference experiment has been widely accepted by many quantum mechanics textbooks, however the expression $ { \ psi _ { ab } } = { \ psi _ a } + { \ psi _ b } $ does not strictly hold. the non - classical paths in feynman path integral provide an explanation t... | arxiv:1610.00102 |
the entanglement asymmetry is an observable independent tool to investigate the relaxation of quantum many body systems through the restoration of an initially broken symmetry of the dynamics. in this paper we use this to investigate the effects of interactions on quantum relaxation in a paradigmatic integrable model. ... | arxiv:2409.08735 |
predictive models for music are studied by researchers of algorithmic composition, the cognitive sciences and machine learning. they serve as base models for composition, can simulate human prediction and provide a multidisciplinary application domain for learning algorithms. a particularly well established and constan... | arxiv:1709.08842 |
if i know of a few persons of interest, how can a combination of human language technology and graph theory help me find other people similarly interesting? if i know of a few people committing a crime, how can i determine their co - conspirators? given a set of actors deemed interesting, we seek other actors who are s... | arxiv:1201.4118 |
we analyze the transport properties of curved, three - dimensional graphite samples in strong magnetic fields. focusing on a millimeter - scale graphite cylinder as a prototypical curved object, we perform longitudinal and hall voltage measurements while applying quantizing magnetic fields. these measurements are inves... | arxiv:2407.14263 |
we report the observation of a two - dimensional electron system ( 2des ) at the $ ( 110 ) $ surface of the transparent bulk insulator sno $ _ 2 $, and the tunability of its carrier density by means of temperature or eu deposition. the 2des is insensitive to surface reconstructions and, surprisingly, it survives even a... | arxiv:2002.06681 |
measurement incompatibility is a distinguishing property of quantum physics and an essential resource for many quantum information processing tasks. we introduce an approach to verify the joint measurability of measurements based on phase - space quasiprobability distributions. our results therefore establish a connect... | arxiv:2012.06853 |
in this paper, we extend chandrasekhar ' s method of calculating rotating black holes into $ f ( r ) $ theory. we consider the ricci scalar is a constant and derive the kerr and kerr - ads metric by using the analytical mathematical method. suppose that the spacetime is a 4 - dimensional riemannian manifold with a gene... | arxiv:2404.11975 |
this study proposes a nonhomogeneous birth - - death model which captures the dynamics of a directly transmitted infectious disease. our model accounts for an important aspect of observed epidemic data in which only symptomatic infecteds are observed. the nonhomogeneous birth - - death process depends on survival distr... | arxiv:1009.4362 |
magnetic susceptibility ( chi ) and $ ^ { 51 } $ v nmr have been measured in ( v $ _ { 1 - x } $ ti $ _ { x } $ ) $ _ 2 $ o $ _ 3 $ near the phase boundary of the metal - insulator transition. it is established that the transition from antiferromagnetic insulating ( afi ) to antiferromagnetic metallic phases near $ x _... | arxiv:cond-mat/0111059 |
crowd - sourcing models, which leverage the collective opinions / signals of users on online social networks ( osns ), are well - accepted for fake post detection ; however, motivating the users to provide the crowd signals is challenging, even more so in the presence of adversarial users. we design a participation ( m... | arxiv:2303.08484 |
given positive integers m, n, s, t, let z ( m, n, s, t ) be the maximum number of ones in a ( 0, 1 ) matrix of size m - by - n that does not contain an all ones submatrix of size s - by - t. we find a flexible upper bound on z ( m, n, s, t ) that implies the known bounds of kovari, sos and turan, and of furedi. as a co... | arxiv:0903.5350 |
it is appealing to stabilize dark matter by the same discrete symmetry that is used to explain the structure of quark and lepton mass matrices. however, to generate the observed fermion mixing patterns, any flavor symmetry must necessarily be broken, rendering dark matter unstable. we study singlet, doublet and triplet... | arxiv:1111.1270 |
we introduce the concept of autoregressive moving average ( arma ) filters on a graph and show how they can be implemented in a distributed fashion. our graph filter design philosophy is independent of the particular graph, meaning that the filter coefficients are derived irrespective of the graph. in contrast to finit... | arxiv:1508.05808 |
we investigate the high - pressure behaviour of beryllium, magnesium and calcium difluorides using ab initio random structure searching and density functional theory ( dft ) calculations, over the pressure range 0 - 70 gpa. beryllium fluoride exhibits extensive polymorphism at low pressures, and we find two new phases ... | arxiv:1702.00746 |
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