publicationDate stringlengths 1 2.79k | title stringlengths 1 36.5k ⌀ | abstract stringlengths 1 37.3k ⌀ | id stringlengths 9 47 |
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2022-04-19 | Higher-order modulations in the skyrmion-lattice phase of Cu$_2$OSeO$_3$ | Using small angle neutron scattering, we have investigated higher-order peaks
in the skyrmion-lattice phase of Cu$_2$OSeO$_3$, in which two different
skyrmion lattices, SkX1 and SkX2, are known to form. For each skyrmion-lattice
phase, we observed two sets of symmetrically inequivalent peaks at the
higher-order-reflect... | 2204.08614v1 |
2022-04-19 | Emu: A Case Study for TDI-like Imaging for Infrared Observation from Space | A wide-field zenith-looking telescope operating in a mode similar to
Time-Delay-Integration (TDI) or drift scan imaging can perform an infrared sky
survey without active pointing control but it requires a high-speed, low-noise
infrared detector. Operating from a hosted payload platform on the
International Space Statio... | 2204.08713v2 |
2022-05-05 | Photon emissivity of the quark-gluon plasma: a lattice QCD analysis of the transverse channel | We present results for the thermal photon emissivity of the quark-gluon
plasma derived from spatially transverse vector correlators computed in lattice
QCD at a temperature of 250 MeV. The analysis of the spectral functions,
performed at fixed spatial momentum, is based on continuum-extrapolated
correlators obtained wi... | 2205.02821v1 |
2022-05-17 | Highlighting relations between Wave-particle duality, Uncertainty principle, Phase space and Microstates | Wave-particle duality is often considered as the modern answer to the problem
of the nature of light after more than 2000 years of questioning. It is also
the answer given by quantum physics concerning the nature of matter particles
and any other radiations. The main objective of this work is to analyze the
relations t... | 2205.08538v4 |
2022-05-26 | New Explicit Good Linear Sum-Rank-Metric Codes | Sum-rank-metric codes have wide applications in universal error correction,
multishot network coding, space-time coding and the construction of partial-MDS
codes for repair in distributed storage. Fundamental properties of
sum-rank-metric codes have been studied and some explicit or probabilistic
constructions of good ... | 2205.13087v8 |
2022-06-17 | Multi-scale Super-resolution Magnetic Resonance Spectroscopic Imaging with Adjustable Sharpness | Magnetic Resonance Spectroscopic Imaging (MRSI) is a valuable tool for
studying metabolic activities in the human body, but the current applications
are limited to low spatial resolutions. The existing deep learning-based MRSI
super-resolution methods require training a separate network for each upscaling
factor, which... | 2206.08984v1 |
2022-06-20 | How to Assess Trustworthy AI in Practice | This report is a methodological reflection on
Z-Inspection$^{\small{\circledR}}$. Z-Inspection$^{\small{\circledR}}$ is a
holistic process used to evaluate the trustworthiness of AI-based technologies
at different stages of the AI lifecycle. It focuses, in particular, on the
identification and discussion of ethical iss... | 2206.09887v2 |
2022-06-23 | LRPC codes with multiple syndromes: near ideal-size KEMs without ideals | We introduce a new rank-based key encapsulation mechanism (KEM) with public
key and ciphertext sizes around 3.5 Kbytes each, for 128 bits of security,
without using ideal structures. Such structures allow to compress objects, but
give reductions to specific problems whose security is potentially weaker than
for unstruc... | 2206.11961v1 |
2022-07-08 | Rate-Optimal Streaming Codes Over the Three-Node Decode-And-Forward Relay Network | In this paper, we study the three-node Decode-and-Forward (D&F) relay network
subject to random and burst packet erasures. The source wishes to transmit an
infinite stream of packets to the destination via the relay. The three-node D&F
relay network is constrained by a decoding delay of T packets, i.e., the packet
tran... | 2207.04025v2 |
2022-07-12 | Diversity of ghost notes in tubas, euphoniums and saxhorns | The ghost note is a natural note which can be played exclusively on bass
brass instruments with a predominantly-expanding bore profile such as tubas,
euphoniums or saxhorns. It stands between the pedal note-the lowest natural
note playable, or first regime-and the instrument's second regime. However, if
the interval be... | 2207.05395v3 |
2022-07-20 | Flow-based Visual Quality Enhancer for Super-resolution Magnetic Resonance Spectroscopic Imaging | Magnetic Resonance Spectroscopic Imaging (MRSI) is an essential tool for
quantifying metabolites in the body, but the low spatial resolution limits its
clinical applications. Deep learning-based super-resolution methods provided
promising results for improving the spatial resolution of MRSI, but the
super-resolved imag... | 2207.10181v1 |
2022-07-24 | Contention Resolution for Coded Radio Networks | Randomized backoff protocols, such as exponential backoff, are a powerful
tool for managing access to a shared resource, often a wireless communication
channel (e.g., [1]). For a wireless device to transmit successfully, it uses a
backoff protocol to ensure exclusive access to the channel. Modern radios,
however, do no... | 2207.11824v1 |
2022-07-25 | Control of dephasing in spin qubits during coherent transport in silicon | One of the key pathways towards scalability of spin-based quantum computing
systems lies in achieving long-range interactions between electrons and
increasing their inter-connectivity. Coherent spin transport is one of the most
promising strategies to achieve this architectural advantage. Experimental
results have prev... | 2207.11865v2 |
2022-07-29 | Orthogonal Spin Current Injected Magnetic Tunnel Junction for Convolutional Neural Networks | We propose that a spin Hall effect driven magnetic tunnel junction device can
be engineered to provide a continuous change in the resistance across it when
injected with orthogonal spin currents. Using this concept, we develop a hybrid
device-circuit simulation platform to design a network that realizes multiple
functi... | 2207.14603v3 |
2022-08-09 | Good locally repairable codes via propagation rules | In classical coding theory, it is common to construct new codes via
propagation rules. There are various propagation rules to construct classical
block codes. However, propagation rules have not been extensively explored for
constructions of locally repairable codes. In this paper, we introduce a few
propagation rules ... | 2208.04484v1 |
2022-08-10 | Forward volume magnetoacoustic spin wave excitation with micron-scale spatial resolution | The interaction between surface acoustic waves (SAWs) and spin waves (SWs) in
a piezoelectric-magnetic thin film heterostructure yields potential for the
realization of novel microwave devices and applications in magnonics. In the
present work, we characterize magnetoacoustic waves in three adjacent magnetic
micro-stri... | 2208.05205v1 |
2022-08-29 | Programmable photonic integrated meshes for modular generation of optical entanglement links | Large-scale generation of quantum entanglement between individually
controllable qubits is at the core of quantum computing, communications, and
sensing. Modular architectures of remotely-connected quantum technologies have
been proposed for a variety of physical qubits, with demonstrations reported in
atomic and all-p... | 2208.13911v1 |
2022-09-15 | Almost Ramanujan Expanders from Arbitrary Expanders via Operator Amplification | We give an efficient algorithm that transforms any bounded degree expander
graph into another that achieves almost optimal (namely, near-quadratic, $d
\leq 1/\lambda^{2+o(1)}$) trade-off between (any desired) spectral expansion
$\lambda$ and degree $d$. Furthermore, the algorithm is local: every vertex can
compute its ... | 2209.07024v1 |
2022-09-15 | An analytical study of the MHD clamshell instability on a sphere | This paper studies the instability of two-dimensional magnetohydrodynamic
(MHD) systems on a sphere using analytical methods. The underlying flow
consists of a zonal differential rotation and a toroidal magnetic field is
present. Semicircle rules that prescribe the possible domain of the wave
velocity in the complex pl... | 2209.07349v1 |
2022-09-15 | $\tilde{O}(n+\mathrm{poly}(k))$-time Algorithm for Bounded Tree Edit Distance | Computing the edit distance of two strings is one of the most basic problems
in computer science and combinatorial optimization. Tree edit distance is a
natural generalization of edit distance in which the task is to compute a
measure of dissimilarity between two (unweighted) rooted trees with node
labels. Perhaps the ... | 2209.07524v1 |
2022-09-23 | Multiplexed control of spin quantum memories in a photonic circuit | A central goal in many quantum information processing applications is a
network of quantum memories that can be entangled with each other while being
individually controlled and measured with high fidelity. This goal has
motivated the development of programmable photonic integrated circuits (PICs)
with integrated spin ... | 2209.11853v2 |
2022-09-26 | A detailed star formation history for the extremely diffuse Andromeda XIX dwarf galaxy | We present deep imaging of the ultra-diffuse Andromeda XIX dwarf galaxy from
the Advance Camera for Surveys on the Hubble Space Telescope which resolves its
stellar populations to below the oldest main sequence turn-off. We derive a
full star formation history for the galaxy using MATCH, and find no evidence of
star fo... | 2209.12912v1 |
2022-10-06 | Scalable photonic integrated circuits for programmable control of atomic systems | Advances in laser technology have driven discoveries in atomic, molecular,
and optical (AMO) physics and emerging applications, from quantum computers
with cold atoms or ions, to quantum networks with solid-state color centers.
This progress is motivating the development of a new generation of
"programmable optical con... | 2210.03100v2 |
2022-10-10 | Andreev processes in mesoscopic multi-terminal graphene Josephson junctions | There is growing interest in using multi-terminal Josephson junctions (MTJJs)
as a platform to artificially emulate topological phases and to investigate
complex superconducting mechanisms such as quartet and multiplet Cooper
pairings. Current experimental signatures in MTJJs have led to conflicting
interpretations of ... | 2210.04408v3 |
2022-10-10 | Infrared Remote Sensing Using Low Noise Avalanche Photodiode Detector | For a remote sensing optical payload to achieve a Ground Sampling Distance of
~ 10-30 m, a critical problem is platform-induced motion blur. While forward
motion compensation can reduce this transit speed, it comes at the expense of a
more challenging satellite attitude control system and induces a variable
observation... | 2210.04770v1 |
2022-10-17 | On construction of quantum codes with dual-containing quasi-cyclic codes | One of the main objectives of quantum error-correction theory is to construct
quantum codes with optimal parameters and properties. In this paper, we propose
a class of 2-generator quasi-cyclic codes and study their applications in the
construction of quantum codes over small fields. Firstly, some sufficient
conditions... | 2210.08716v1 |
2022-10-18 | Intense γ-photon and high-energy electron production by neutron irradiation: effects of nuclear excitations on reactor materials | The effects of neutron irradiation on materials are often interpreted in
terms of atomic recoils, initiated by neutron impacts and producing crystal
lattice defects. In addition, there is a remarkable two-step process, strongly
pronounced in the medium-weight and heavy elements. This process involves the
generation of ... | 2210.09667v2 |
2022-11-06 | A framework for leveraging machine learning tools to estimate personalized survival curves | The conditional survival function of a time-to-event outcome subject to
censoring and truncation is a common target of estimation in survival analysis.
This parameter may be of scientific interest and also often appears as a
nuisance in nonparametric and semiparametric problems. In addition to classical
parametric and ... | 2211.03031v4 |
2022-11-14 | High-resolution single-shot spiral diffusion-weighted imaging at 7T using expanded encoding with compressed sensing | Purpose: The expanded encoding model incorporates spatially- and time-varying
field perturbations for correction during reconstruction. So far, these
reconstructions have used the conjugate gradient method with early stopping
used as implicit regularization. However, this approach is likely suboptimal
for low-SNR cases... | 2211.07532v1 |
2022-11-17 | On universal butterfly and antisymmetric magnetoresistances | Butterfly magnetoresistance (BMR) and antisymmetric magnetoresistance (ASMR)
are about a butterfly-cross curve and a curve with one peak and one valley when
a magnetic field is swept up and down along a fixed direction. Other than the
parallelogram-shaped magnetoresistance-curve (MR-curve) often observed in
magnetic me... | 2211.09369v1 |
2022-12-22 | Photon production rate from Transverse-Longitudinal ($T-L$) mesonic correlator on the lattice | Thermal photons from the QGP provide important information about the
interaction among plasma constituents. The photon production rate from a
thermally equilibrated system is proportional to the transverse spectral
function $\rho_T(\omega=|\vec k|, \vec k)$. One can also calculate the photon
production rate from the di... | 2212.11509v2 |
2023-01-12 | Incremental Dead State Detection in Logarithmic Time | Identifying live and dead states in an abstract transition system is a
recurring problem in formal verification; for example, it arises in our recent
work on efficiently deciding regex constraints in SMT. However,
state-of-the-art graph algorithms for maintaining reachability information
incrementally (that is, as stat... | 2301.05308v2 |
2023-01-23 | Correction of high-order phase variation effects in dynamic field monitoring | Purpose: Field monitoring measures field perturbations, which can be
accounted for during image reconstructions. In certain field monitoring
environments, significant phase deviations can arise far from isocenter due to
the finite extent of the gradient and/or main magnet. This can degrade the
accuracy of field dynamic... | 2301.09726v1 |
2023-02-07 | Computational capability for physical reservoir computing using a spin-torque oscillator with two free layers | A numerical analysis on the computational capability of physical reservoir
computing utilizing a spin-torque oscillator with two free layers is reported.
Conventional spintronics devices usually consist of two ferromagnets, where the
direction of magnetization in one layer, called the free layer, can move while
that of... | 2302.03769v1 |
2023-02-13 | Ultra-bright single photon source based on an atomically thin material | Solid-state single photon sources are central building blocks in quantum
communication networks and on-chip quantum information processing. Atomically
thin crystals were established as possible candidates to emit non-classical
states of light, however, the performance of monolayer-based single photon
sources has so far... | 2302.06340v1 |
2023-02-21 | A Prompt Pattern Catalog to Enhance Prompt Engineering with ChatGPT | Prompt engineering is an increasingly important skill set needed to converse
effectively with large language models (LLMs), such as ChatGPT. Prompts are
instructions given to an LLM to enforce rules, automate processes, and ensure
specific qualities (and quantities) of generated output. Prompts are also a
form of progr... | 2302.11382v1 |
2023-03-11 | Power efficient ReLU design for neuromorphic computing using spin Hall effect | We demonstrate a magnetic tunnel junction injected with spin Hall current to
exhibit linear rotation of magnetization of the free-ferromagnet using only the
spin current. Using the linear resistance change of the MTJ, we devise a
circuit for the rectified linear activation (ReLU) function of the artificial
neuron. We e... | 2303.06463v1 |
2023-03-28 | Optimal Scheduling Policies for Remote Estimation of Autoregressive Markov Processes over Time-Correlated Fading Channel | We consider the problem of transmission scheduling for the remote estimation
of a discrete-time autoregressive Markov process that is driven by white
Gaussian noise. A sensor observes this process, and then decides to either
encode the current state of this process into a data packet and attempts to
transmit it to the ... | 2303.16285v1 |
2023-04-14 | Study on Soft Robotic Pinniped Locomotion | Legged locomotion is a highly promising but under-researched subfield within
the field of soft robotics. The compliant limbs of soft-limbed robots offer
numerous benefits, including the ability to regulate impacts, tolerate falls,
and navigate through tight spaces. These robots have the potential to be used
for various... | 2304.06945v1 |
2023-04-19 | Local object crop collision network for efficient simulation of non-convex objects in GPU-based simulators | Our goal is to develop an efficient contact detection algorithm for
large-scale GPU-based simulation of non-convex objects. Current GPU-based
simulators such as IsaacGym and Brax must trade-off speed with fidelity,
generality, or both when simulating non-convex objects. Their main issue lies
in contact detection (CD): ... | 2304.09439v2 |
2023-04-25 | Semantic Compression With Large Language Models | The rise of large language models (LLMs) is revolutionizing information
retrieval, question answering, summarization, and code generation tasks.
However, in addition to confidently presenting factually inaccurate information
at times (known as "hallucinations"), LLMs are also inherently limited by the
number of input a... | 2304.12512v1 |
2023-04-28 | Optimal majority rules and quantitative Condorcet properties of setwise Kemeny voting schemes | The important Kemeny problem, which consists of computing median consensus
rankings of an election with respect to the Kemeny voting rule, admits
important applications in biology and computational social choice and was
generalized recently via an interesting setwise approach by Gilbert et. al. Our
first results establ... | 2304.14980v1 |
2023-05-25 | Packaging code for reproducible research in the public sector | The effective and ethical use of data to inform decision-making offers huge
value to the public sector, especially when delivered by transparent,
reproducible, and robust data processing workflows. One way that governments
are unlocking this value is through making their data publicly available,
allowing more people an... | 2305.16205v1 |
2023-05-25 | COMPLETE: A flagship mission for complete understanding of 3D coronal magnetic energy release | COMPLETE is a flagship mission concept combining broadband spectroscopic
imaging and comprehensive magnetography from multiple viewpoints around the Sun
to enable tomographic reconstruction of 3D coronal magnetic fields and
associated dynamic plasma properties, which provide direct diagnostics of
energy release. COMPLE... | 2305.16533v1 |
2023-05-25 | Magnetic Energy Powers the Corona: How We Can Understand its 3D Storage & Release | The coronal magnetic field is the prime driver behind many as-yet unsolved
mysteries: solar eruptions, coronal heating, and the solar wind, to name a few.
It is, however, still poorly observed and understood. We highlight key
questions related to magnetic energy storage, release, and transport in the
solar corona, and ... | 2305.17146v1 |
2023-05-27 | Optimization's Neglected Normative Commitments | Optimization is offered as an objective approach to resolving complex,
real-world decisions involving uncertainty and conflicting interests. It drives
business strategies as well as public policies and, increasingly, lies at the
heart of sophisticated machine learning systems. A paradigm used to approach
potentially hi... | 2305.17465v2 |
2023-05-30 | Hardness of Approximation in PSPACE and Separation Results for Pebble Games | We consider the pebble game on DAGs with bounded fan-in introduced in
[Paterson and Hewitt '70] and the reversible version of this game in [Bennett
'89], and study the question of how hard it is to decide exactly or
approximately the number of pebbles needed for a given DAG in these games. We
prove that the problem of ... | 2305.19104v1 |
2023-06-01 | Every Bit Counts in Consensus | Consensus enables n processes to agree on a common valid L-bit value, despite
t < n/3 processes being faulty and acting arbitrarily. A long line of work has
been dedicated to improving the worst-case communication complexity of
consensus in partial synchrony. This has recently culminated in the worst-case
word complexi... | 2306.00431v2 |
2023-06-12 | Accountability Infrastructure: How to implement limits on platform optimization to protect population health | Attention capitalism has generated design processes and product development
decisions that prioritize platform growth over all other considerations. To the
extent limits have been placed on these incentives, interventions have
primarily taken the form of content moderation. While moderation is important
for what we cal... | 2306.07443v1 |
2023-06-16 | Microlayer in nucleate boiling seen as Landau-Levich film with dewetting and evaporation | Both experimental and theoretical studies on the microscale and fast physical
phenomena occurring during the growth of vapor bubbles in nucleate pool boiling
are reported. The focus is on the liquid film of micrometric thickness
(``microlayer'') that can form between the heater and the liquid-vapor
interface of a bubbl... | 2306.09838v1 |
2023-06-20 | High frequency oscillations in spin-torque nano oscillator due to bilinear coupling | Exchange coupling in an interfacial context is crucial for spin-torque nano
oscillator (STNO) that consists of a non-magnetic spacer which is alloyed with
a ferromagnetic material. Currently, investigations on the dynamics of the free
layer magnetization and frequency enhancement in the STNO with bilinear
coupling are ... | 2306.11415v1 |
2023-06-20 | Convolutional neural networks for large-scale dynamical modeling of itinerant magnets | Complex spin textures in itinerant electron magnets hold promises for
next-generation memory and information technology. The long-ranged and often
frustrated electron-mediated spin interactions in these materials give rise to
intriguing localized spin structures such as skyrmions. Yet, simulations of
magnetization dyna... | 2306.11833v1 |
2023-06-29 | Relaxed Local Correctability from Local Testing | We construct the first asymptotically good relaxed locally correctable codes
with polylogarithmic query complexity, bringing the upper bound polynomially
close to the lower bound of Gur and Lachish (SICOMP 2021). Our result follows
from showing that a high-rate locally testable code can boost the block length
of a smal... | 2306.17035v2 |
2023-07-13 | Words are not Wind -- How Joint Commitment and Reputation Solve Social Dilemmas, without Repeated Interactions or Enforcement by Third Parties | Joint commitment was argued to "make our social world" (Gilbert, 2014) and to
separate us from other primates. 'Joint' entails that neither of us promises
anything, unless the other promises as well. When we need to coordinate for the
best mutual outcome, any commitment is beneficial. However, when we are tempted
to fr... | 2307.06898v1 |
2023-07-18 | Multi-Stage Cable Routing through Hierarchical Imitation Learning | We study the problem of learning to perform multi-stage robotic manipulation
tasks, with applications to cable routing, where the robot must route a cable
through a series of clips. This setting presents challenges representative of
complex multi-stage robotic manipulation scenarios: handling deformable
objects, closin... | 2307.08927v5 |
2023-07-20 | Fallout from U.S. atmospheric nuclear tests in New Mexico and Nevada (1945-1962) | One hundred and one atmospheric nuclear weapon tests were conducted between
1945 and 1962 in the United States, resulting in widespread dispersion of
radioactive fallout, and leading to environmental contamination and population
exposures. Accurate assessment of the extent of fallout from nuclear weapon
tests has been ... | 2307.11040v1 |
2023-07-23 | Characterizing non-Markovian Quantum Process by Fast Bayesian Tomography | To push gate performance to levels beyond the thresholds for quantum error
correction, it is important to characterize the error sources occurring on
quantum gates. However, the characterization of non-Markovian error poses a
challenge to current quantum process tomography techniques. Fast Bayesian
Tomography (FBT) is ... | 2307.12452v2 |
2023-07-27 | Open Problems and Fundamental Limitations of Reinforcement Learning from Human Feedback | Reinforcement learning from human feedback (RLHF) is a technique for training
AI systems to align with human goals. RLHF has emerged as the central method
used to finetune state-of-the-art large language models (LLMs). Despite this
popularity, there has been relatively little public work systematizing its
flaws. In thi... | 2307.15217v2 |
2023-08-03 | Predicting Ki67, ER, PR, and HER2 Statuses from H&E-stained Breast Cancer Images | Despite the advances in machine learning and digital pathology, it is not yet
clear if machine learning methods can accurately predict molecular information
merely from histomorphology. In a quest to answer this question, we built a
large-scale dataset (185538 images) with reliable measurements for Ki67, ER,
PR, and HE... | 2308.01982v1 |
2023-08-06 | Unravelling metallic contaminants in complex polyimide heterostructures using deep ultraviolet spectroscopic ellipsometry | Metallic contaminants in complex heterostructures are important topics due to
their significant roles in determining physical properties as well as device
performance. Heterostructures of polyimide via on Al pad and Cu redistribution
layer (RDL) on polyimide have shown exotic properties and are important for
advanced s... | 2308.03015v1 |
2023-08-14 | Nanoelectromechanical control of spin-photon interfaces in a hybrid quantum system on chip | Atom-like defects or color centers (CC's) in nanostructured diamond are a
leading platform for optically linked quantum technologies, with recent
advances including memory-enhanced quantum communication, multi-node quantum
networks, and spin-mediated generation of photonic cluster states. Scaling to
practically useful ... | 2308.07161v1 |
2023-08-23 | MOFO: MOtion FOcused Self-Supervision for Video Understanding | Self-supervised learning (SSL) techniques have recently produced outstanding
results in learning visual representations from unlabeled videos. Despite the
importance of motion in supervised learning techniques for action recognition,
SSL methods often do not explicitly consider motion information in videos. To
address ... | 2308.12447v2 |
2023-08-25 | Thermal effect on microwave pulse driven magnetization switching of Stoner particle | Recently it has been demonstrated that the cosine chirp microwave pulse
(CCMP) is capable of achieving fast and energy-efficient magnetization-reversal
of a nanoparticle with zero-Temperature. However, we investigate the finite
temperature, $T$ effect on the CCMP-driven magnetization reversal using the
framework of the... | 2308.13124v1 |
2023-09-04 | Impact of electrostatic crosstalk on spin qubits in dense CMOS quantum dot arrays | Quantum processors based on integrated nanoscale silicon spin qubits are a
promising platform for highly scalable quantum computation. Current CMOS spin
qubit processors consist of dense gate arrays to define the quantum dots,
making them susceptible to crosstalk from capacitive coupling between a dot and
its neighbour... | 2309.01849v1 |
2023-09-05 | Connectivity and interference in device-to-device networks in Poisson-Voronoi cities | To study the overall connectivity in device-to-device networks in cities, we
incorporate a signal-to-interference-plus-noise connectivity model into a
Poisson-Voronoi tessellation model representing the streets of a city. Relays
are located at crossroads (or street intersections), whereas (user) devices are
scattered a... | 2309.02137v2 |
2023-09-16 | On non-expandable cross-bifix-free codes | A cross-bifix-free code of length $n$ over $\mathbb{Z}_q$ is defined as a
non-empty subset of $\mathbb{Z}_q^n$ satisfying that the prefix set of each
codeword is disjoint from the suffix set of every codeword. Cross-bifix-free
codes have found important applications in digital communication systems. One
of the main res... | 2309.08915v1 |
2023-09-21 | Real-time feedback protocols for optimizing fault-tolerant two-qubit gate fidelities in a silicon spin system | Recently, several groups have demonstrated two-qubit gate fidelities in
semiconductor spin qubit systems above 99%. Achieving this regime of
fault-tolerant compatible high fidelities is nontrivial and requires exquisite
stability and precise control over the different qubit parameters over an
extended period of time. T... | 2309.12541v1 |
2023-09-21 | Spatio-temporal correlations of noise in MOS spin qubits | In quantum computing, characterising the full noise profile of qubits can aid
the efforts towards increasing coherence times and fidelities by creating error
mitigating techniques specific to the type of noise in the system, or by
completely removing the sources of noise. Spin qubits in MOS quantum dots are
exposed to ... | 2309.12542v2 |
2023-09-29 | Glioma subtype classification from histopathological images using in-domain and out-of-domain transfer learning: An experimental study | We provide in this paper a comprehensive comparison of various transfer
learning strategies and deep learning architectures for computer-aided
classification of adult-type diffuse gliomas. We evaluate the generalizability
of out-of-domain ImageNet representations for a target domain of
histopathological images, and stu... | 2309.17223v1 |
2023-10-13 | Midpoint geometric integrators for inertial magnetization dynamics | We consider the numerical solution of the inertial version of
Landau-Lifshitz-Gilbert equation (iLLG), which describes high-frequency
nutation on top of magnetization precession due to angular momentum relaxation.
The iLLG equation defines a higher-order nonlinear dynamical system with very
different nature compared to... | 2310.09043v1 |
2023-10-28 | Einstein-de Haas torque as a discrete spectroscopic probe allows nanomechanical measurement of a magnetic resonance | The Einstein-de Haas (EdH) effect is a fundamental, mechanical consequence of
any temporal change of magnetism in an object. EdH torque results from
conserving the object's total angular momentum: the angular momenta of all the
specimen's magnetic moments, together with its mechanical angular momentum.
Although the EdH... | 2310.18546v2 |
2023-10-31 | Ensemble models outperform single model uncertainties and predictions for operator-learning of hypersonic flows | High-fidelity computational simulations and physical experiments of
hypersonic flows are resource intensive. Training scientific machine learning
(SciML) models on limited high-fidelity data offers one approach to rapidly
predict behaviors for situations that have not been seen before. However,
high-fidelity data is it... | 2311.00060v2 |
2023-11-11 | Double-Free-Layer Stochastic Magnetic Tunnel Junctions with Synthetic Antiferromagnets | Stochastic magnetic tunnel junctions (sMTJ) using low-barrier nanomagnets
have shown promise as fast, energy-efficient, and scalable building blocks for
probabilistic computing. Despite recent experimental and theoretical progress,
sMTJs exhibiting the ideal characteristics necessary for probabilistic bits
(p-bit) are ... | 2311.06642v2 |
2023-11-14 | Toxicity Detection is NOT all you Need: Measuring the Gaps to Supporting Volunteer Content Moderators | Extensive efforts in automated approaches for content moderation have been
focused on developing models to identify toxic, offensive, and hateful content
with the aim of lightening the load for moderators. Yet, it remains uncertain
whether improvements on those tasks have truly addressed moderators' needs in
accomplish... | 2311.07879v2 |
2023-11-14 | All Byzantine Agreement Problems are Expensive | Byzantine agreement, arguably the most fundamental problem in distributed
computing, operates among n processes, out of which t < n can exhibit arbitrary
failures. The problem states that all correct (non-faulty) processes must
eventually decide (termination) the same value (agreement) from a set of
admissible values d... | 2311.08060v2 |
2023-11-21 | Nonparametric variable importance for time-to-event outcomes with application to prediction of HIV infection | In survival analysis, complex machine learning algorithms have been
increasingly used for predictive modeling. Given a collection of features
available for inclusion in a predictive model, it may be of interest to
quantify the relative importance of a subset of features for the prediction
task at hand. In particular, i... | 2311.12726v2 |
2023-11-29 | Atmospheric Escape From Three Terrestrial Planets in the L 98-59 System | A critically important process affecting the climate evolution and potential
habitability of an exoplanet is atmospheric escape, in which high-energy
radiation from a star drives the escape of hydrogen atoms and other light
elements from a planet's atmosphere. L 98-59 is a benchmark system for studying
such atmospheric... | 2312.00062v1 |
2023-12-03 | Heisenberg machines with programmable spin-circuits | We show that we can harness two recent experimental developments to build a
compact hardware emulator for the classical Heisenberg model in statistical
physics. The first is the demonstration of spin-diffusion lengths in excess of
microns in graphene even at room temperature. The second is the demonstration
of low barr... | 2312.01477v1 |
2023-12-05 | A complex-projected Rayleigh quotient iteration for targeting interior eigenvalues | We introduce a new Projected Rayleigh Quotient Iteration aimed at improving
the convergence behaviour of classic Rayleigh Quotient iteration (RQI) by
incorporating approximate information about the target eigenvector at each
step. While classic RQI exhibits local cubic convergence for Hermitian
matrices, its global beh... | 2312.02847v2 |
2023-12-14 | On statistical zonostrophic instability and the effect of magnetic fields | Zonal flows are mean flows in the east-west direction, which are ubiquitous
on planets, and can be formed through 'zonostrophic instability': within
turbulence or random waves, a weak large-scale zonal flow can grow
exponentially to become prominent. In this paper, we study the statistical
behaviour of the zonostrophic... | 2312.08905v1 |
2023-12-19 | Towards a theta correspondence in families for type II dual pairs | Let $R$ be a commutative $\mathbb{Z}[1/p]$-algebra, let $m \leq n$ be
positive integers, and let $G_n=\text{GL}_n(F)$ and $G_m=\text{GL}_m(F)$ where
$F$ is a $p$-adic field. The Weil representation is the smooth $R[G_n\times
G_m]$-module $C_c^{\infty}(\text{Mat}_{n\times m}(F),R)$ with the action
induced by matrix mult... | 2312.12031v1 |
2023-12-19 | Microscopic theory of current-induced skyrmion transport and its application in disordered spin textures | Magnetic skyrmions hold great promise for realizing compact and stable memory
devices that can be manipulated at very low energy costs via electronic current
densities. In this work, we extend a recently introduced method to describe
classical skyrmion textures coupled to dynamical itinerant electrons. In this
scheme, ... | 2312.12201v1 |
2024-01-09 | Characterization of two fast-turnaround dry dilution refrigerators for scanning probe microscopy | Low-temperature scanning probe microscopes (SPMs) are critical for the study
of quantum materials and quantum information science. Due to the rising costs
of helium, cryogen-free cryostats have become increasingly desirable. However,
they typically suffer from comparatively worse vibrations than cryogen-based
systems, ... | 2401.04373v1 |
2024-01-11 | Micromagnetic simulations of the size dependence of the Curie temperature in ferromagnetic nanowires and nanolayers | We solve the Landau-Lifshitz-Gilbert equation in the finite-temperature
regime, where thermal fluctuations are modeled by a random magnetic field whose
variance is proportional to the temperature. By rescaling the temperature
proportionally to the computational cell size $\Delta x$ ($T \to T\,\Delta
x/a_{\text{eff}}$, ... | 2401.05722v1 |
2024-01-24 | How AI Ideas Affect the Creativity, Diversity, and Evolution of Human Ideas: Evidence From a Large, Dynamic Experiment | Exposure to large language model output is rapidly increasing. How will
seeing AI-generated ideas affect human ideas? We conducted an experiment (800+
participants, 40+ countries) where participants viewed creative ideas that were
from ChatGPT or prior experimental participants and then brainstormed their own
idea. We ... | 2401.13481v1 |
2024-01-31 | Multimaterial Inkjet Printing of Mechanochromic Materials | Inkjet printing technology achieves the precise deposition of liquid-phase
materials via the digitally controlled formation of picoliter-sized droplets.
Beyond graphical printing, inkjet printing has been employed for the deposition
of separated drops on surfaces or the formation of continuous layers, which
allows to c... | 2401.17758v2 |
2024-01-11 | Resonant inelastic x-ray scattering in warm-dense Fe compounds beyond the SASE FEL resolution limit | Resonant inelastic x-ray scattering (RIXS) is a widely used spectroscopic
technique, providing access to the electronic structure and dynamics of atoms,
molecules, and solids. However, RIXS requires a narrow bandwidth x-ray probe to
achieve high spectral resolution. The challenges in delivering an energetic
monochromat... | 2402.00039v1 |
2024-02-08 | Trustful Coopetitive Infrastructures for the New Space Exploration Era | In the new space economy, space agencies, large enterprises, and start-ups
aim to launch space multi-robot systems (MRS) for various in-situ resource
utilization (ISRU) purposes, such as mapping, soil evaluation, and utility
provisioning. However, these stakeholders' competing economic interests may
hinder effective co... | 2402.06014v1 |
2024-02-08 | Designing Trustful Cooperation Ecosystems is Key to the New Space Exploration Era | In the emerging space economy, autonomous robotic missions with specialized
goals such as mapping and mining are gaining traction, with agencies and
enterprises increasingly investing resources. Multirobot systems (MRS) research
has provided many approaches to establish control and communication layers to
facilitate co... | 2402.06036v1 |
2024-02-19 | Density estimation for elliptic PDE with random input by preintegration and quasi-Monte Carlo methods | In this paper, we apply quasi-Monte Carlo (QMC) methods with an initial
preintegration step to estimate cumulative distribution functions and
probability density functions in uncertainty quantification (UQ). The
distribution and density functions correspond to a quantity of interest
involving the solution to an ellipti... | 2402.11807v1 |
2024-02-29 | Magnon spectrum of altermagnets: Time-dependent matrix product states vs. linearized Holstein-Primakoff calculations unravelling spontaneous magnon decay | The energy-momentum dispersion of magnons, viewed as noninteracting and
infinitely long-lived quasiparticles describing collective low-energy
excitations of magnetic materials, is often presented as sharp bands obtained
from the effective quantum spin Hamiltonian, after being simplified via
linearized Holstein-Primakof... | 2402.19433v1 |
2024-03-07 | Controllable Skyrmion Islands in a Moiré Magnet | Antiferromagnetic(AFM) skyrmions have been in the spotlight as ideal
topological magnetic bits. Although they are topologically protected, they do
not exhibit the skyrmion Hall effect unlike the ferromagnetic ones. Thus, AFM
skyrmions are considered to provide a better control of the skyrmion's motion
due to the absenc... | 2403.04208v1 |
2024-03-08 | A Data Augmentation Pipeline to Generate Synthetic Labeled Datasets of 3D Echocardiography Images using a GAN | Due to privacy issues and limited amount of publicly available labeled
datasets in the domain of medical imaging, we propose an image generation
pipeline to synthesize 3D echocardiographic images with corresponding ground
truth labels, to alleviate the need for data collection and for laborious and
error-prone human la... | 2403.05384v1 |
2024-03-10 | Dynamical generation of skyrmion and bimeron crystals by a circularly polarized electric field in frustrated magnets | A skyrmion crystal (SkX) has attracted much attention in condensed matter
physics, since topologically nontrivial structures induce fascinating physical
phenomena. The SkXs have been experimentally observed in a variety of
materials, where the Zeeman coupling to the static magnetic field plays an
important role in the ... | 2403.06118v1 |
2024-03-12 | Flexible Non-intrusive Dynamic Instrumentation for WebAssembly | A key strength of managed runtimes over hardware is the ability to gain
detailed insight into the dynamic execution of programs with instrumentation.
Analyses such as code coverage, execution frequency, tracing, and debugging,
are all made easier in a virtual setting. As a portable, low-level bytecode,
WebAssembly offe... | 2403.07973v1 |
2024-03-13 | Highly confined epsilon-near-zero- and surface-phonon polaritons in SrTiO3 membranes | Recent theoretical studies have suggested that transition metal perovskite
oxide membranes can enable surface phonon polaritons in the infrared range with
low loss and much stronger subwavelength confinement than bulk crystals. Such
modes, however, have not been experimentally observed so far. Here, using a
combination... | 2403.08500v1 |
2024-03-18 | Lattice QCD estimates of thermal photon production from the QGP | Thermal photons produced in heavy-ion collision experiments are an important
observable for understanding quark-gluon plasma (QGP). The thermal photon rate
from the QGP at a given temperature can be calculated from the spectral
function of the vector current correlator. Extraction of the spectral function
from the latt... | 2403.11647v1 |
2024-03-20 | Optimal Risk-Sensitive Scheduling Policies for Remote Estimation of Autoregressive Markov Processes | We design scheduling policies that minimize a risk-sensitive cost criterion
for a remote estimation setup. Since risk-sensitive cost objective takes into
account not just the mean value of the cost, but also higher order moments of
its probability distribution, the resulting policy is robust to changes in the
underlyin... | 2403.13898v1 |
2024-03-27 | The Correlations of Scene Complexity, Workload, Presence, and Cybersickness in a Task-Based VR Game | This investigation examined the relationships among scene complexity,
workload, presence, and cybersickness in virtual reality (VR) environments.
Numerous factors can influence the overall VR experience, and existing research
on this matter is not yet conclusive, warranting further investigation. In this
between-subjec... | 2403.19019v1 |
2024-03-28 | Long-range Phase Coherence and Tunable Second Order $φ_0$-Josephson Effect in a Dirac Semimetal $1T-PtTe_2$ | Superconducting diode effects have recently attracted much attention for
their potential applications in superconducting logic circuits. Several
mechanisms such as magneto-chiral effects, finite momentum Cooper pairing,
asymmetric edge currents have been proposed to give rise to a supercurrent
diode effect in different... | 2403.19445v1 |
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