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ebc88a17fcd7760552020a7cc83284dd28fc7833136558d15fc7e6c6640a4671 | 2026-01-01T00:00:00-05:00 | Hedonic Prices and Quality Adjusted Price Indices Powered by AI | arXiv:2305.00044v3 Announce Type: replace-cross Abstract: We develop empirical models that efficiently process large amounts of unstructured product data (text, images, prices, quantities) to produce accurate hedonic price estimates and derived indices. To achieve this, we generate abstract product attributes (or ``fea... | https://arxiv.org/abs/2305.00044 | Academic Papers | svg |
b92ed826d9dd3f8a3fc71cdd0c2c12c03006f959da416981b9d150527410d10b | 2026-01-01T00:00:00-05:00 | Machine learning for option pricing: an empirical investigation of network architectures | arXiv:2307.07657v2 Announce Type: replace-cross Abstract: We consider the supervised learning problem of learning the price of an option or the implied volatility given appropriate input data (model parameters) and corresponding output data (option prices or implied volatilities). The majority of articles in this liter... | https://arxiv.org/abs/2307.07657 | Academic Papers | svg |
060c8db1aad1c5c5558fb4ff7e2d60333cb2e10bd86e260e2480b802f6ad0591 | 2026-01-01T00:00:00-05:00 | Generative Modelling of L\'evy Area for High Order SDE Simulation | arXiv:2308.02452v2 Announce Type: replace-cross Abstract: It is well understood that, when numerically simulating SDEs with general noise, achieving a strong convergence rate better than $O(\sqrt{h})$ (where h is the step size) requires the use of certain iterated integrals of Brownian motion, commonly referred to as i... | https://arxiv.org/abs/2308.02452 | Academic Papers | svg |
2ff3b00c841368871d268badece849fbea0e01eb9a1235a4bac3cdb82d643acc | 2026-01-01T00:00:00-05:00 | Are Ensembles Getting Better all the Time? | arXiv:2311.17885v3 Announce Type: replace-cross Abstract: Ensemble methods combine the predictions of several base models. We study whether or not including more models always improves their average performance. This question depends on the kind of ensemble considered, as well as the predictive metric chosen. We focus ... | https://arxiv.org/abs/2311.17885 | Academic Papers | svg |
b17ea44d90e58a81ed7329b054694e9719f2429e728def97e104bd3997c41dec | 2026-01-01T00:00:00-05:00 | Distribution-Dependent Rates for Multi-Distribution Learning | arXiv:2312.13130v2 Announce Type: replace-cross Abstract: To address the needs of modeling uncertainty in sensitive machine learning applications, the setup of distributionally robust optimization (DRO) seeks good performance uniformly across a variety of tasks. The recent multi-distribution learning (MDL) framework ta... | https://arxiv.org/abs/2312.13130 | Academic Papers | svg |
495a4c7ea1d9a25e34f768ff57575f56ea6c4f01119163619972753d2d0a7cc8 | 2026-01-01T00:00:00-05:00 | Stochastic Gradient Descent for Nonparametric Additive Regression | arXiv:2401.00691v5 Announce Type: replace-cross Abstract: This paper introduces an iterative algorithm for training nonparametric additive models that enjoys favorable memory storage and computational requirements. The algorithm can be viewed as the functional counterpart of stochastic gradient descent, applied to the ... | https://arxiv.org/abs/2401.00691 | Academic Papers | svg |
b4be19a45aea85969f75222807e62fe2aef452cc94c17f9672978d104dd18b43 | 2026-01-01T00:00:00-05:00 | Conditions for eigenvalue configurations of two real symmetric matrices (signature approach) | arXiv:2401.00866v4 Announce Type: replace-cross Abstract: For two real symmetric matrices, their eigenvalue configuration is therelative arrangement of their eigenvalues on the real line. We consider the following problem: given two parametric real symmetric matrices and an eigenvalue configuration, find a simple condi... | https://arxiv.org/abs/2401.00866 | Academic Papers | svg |
3de17706b1bc80a87acfbb05df838bb18811f8318b42f942cdbbf3dc4cc9dfce | 2026-01-01T00:00:00-05:00 | Shill-Proof Auctions | arXiv:2404.00475v3 Announce Type: replace-cross Abstract: We characterize single-item auction formats that are shill-proof in the sense that a profit-maximizing seller has no incentive to submit shill bids. We distinguish between strong shill-proofness, in which a seller with full knowledge of bidders' valuations can n... | https://arxiv.org/abs/2404.00475 | Academic Papers | svg |
109dd8127f1fab8a2f57ec5c429751e609f3e330680e423bbe77409e6e3731ad | 2026-01-01T00:00:00-05:00 | Symmetric Linear Bandits with Hidden Symmetry | arXiv:2405.13899v3 Announce Type: replace-cross Abstract: High-dimensional linear bandits with low-dimensional structure have received considerable attention in recent studies due to their practical significance. The most common structure in the literature is sparsity. However, it may not be available in practice. Symm... | https://arxiv.org/abs/2405.13899 | Academic Papers | svg |
aaf0fade3b658e2c24d2b9f80a98074cf71ff1991f84d6e33a4eddd112e5248b | 2026-01-01T00:00:00-05:00 | Lattice operations for the stable set in many-to-many markets via re-equilibration dynamics | arXiv:2407.21198v2 Announce Type: replace-cross Abstract: We compute the lattice operations for the (pairwise) stable set in many-to-many matching markets where only path-independence on agents' choice functions is imposed. To do this, we construct Tarski operators defined on the lattices of worker-quasi-stable and fir... | https://arxiv.org/abs/2407.21198 | Academic Papers | svg |
c58bb9ba89a6a85c4656a93e0ca96d9af01c400d31aab7768b2d286b38dc8c5c | 2026-01-01T00:00:00-05:00 | The Z-Gromov-Wasserstein Distance | arXiv:2408.08233v4 Announce Type: replace-cross Abstract: The Gromov-Wasserstein (GW) distance is a powerful tool for comparing metric measure spaces which has found broad applications in data science and machine learning. Driven by the need to analyze datasets whose objects have increasingly complex structure (such as... | https://arxiv.org/abs/2408.08233 | Academic Papers | svg |
4c872de4e9557b4e5530416b138b3a9cfe6a304821319a9466077147b4211a35 | 2026-01-01T00:00:00-05:00 | Regularized autoregressive modeling and its application to audio signal reconstruction | arXiv:2410.17790v3 Announce Type: replace-cross Abstract: Autoregressive (AR) modeling is invaluable in signal processing, in particular in speech and audio fields. Attempts in the literature can be found that regularize or constrain either the time-domain signal values or the AR coefficients, which is done for various... | https://arxiv.org/abs/2410.17790 | Academic Papers | svg |
49ecb473cda35e40949a79c5a62f9251e145ee25c43277b4c061ead4038c033a | 2026-01-01T00:00:00-05:00 | NeuroPMD: Neural Fields for Density Estimation on Product Manifolds | arXiv:2501.02994v2 Announce Type: replace-cross Abstract: We propose a novel deep neural network methodology for density estimation on product Riemannian manifold domains. In our approach, the network directly parameterizes the unknown density function and is trained using a penalized maximum likelihood framework, with... | https://arxiv.org/abs/2501.02994 | Academic Papers | svg |
0777b341b36c90d822bd9dd5f8d6e8c22057aea282e093b8f5c3b98a48f7860d | 2026-01-01T00:00:00-05:00 | coverforest: Conformal Predictions with Random Forest in Python | arXiv:2501.14570v3 Announce Type: replace-cross Abstract: Conformal prediction provides a framework for uncertainty quantification, specifically in the forms of prediction intervals and sets with distribution-free guaranteed coverage. While recent cross-conformal techniques such as CV+ and Jackknife+-after-bootstrap ac... | https://arxiv.org/abs/2501.14570 | Academic Papers | svg |
3e32c2dac8d8b3619e2cb14645dddc6a0abe1c05005bfef099a1ec3215aae820 | 2026-01-01T00:00:00-05:00 | Concentration Inequalities for Stochastic Optimization of Unbounded Objective Functions with Application to Denoising Score Matching | arXiv:2502.08628v2 Announce Type: replace-cross Abstract: We derive novel concentration inequalities that bound the statistical error for a large class of stochastic optimization problems, focusing on the case of unbounded objective functions. Our derivations utilize the following key tools: 1) A new form of McDiarmid'... | https://arxiv.org/abs/2502.08628 | Academic Papers | svg |
ac1e683d56e497e4b41750a4627b876c40230c56b4e82386b3ad351a1e6da9e0 | 2026-01-01T00:00:00-05:00 | A mathematical model for a universal digital quantum computer with an application to the Grover-Rudolph algorithm | arXiv:2503.13388v5 Announce Type: replace-cross Abstract: In this work, we develop a novel mathematical framework for universal digital quantum computation using algebraic probability theory. We rigorously define quantum circuits as finite sequences of elementary quantum gates and establish their role in implementing u... | https://arxiv.org/abs/2503.13388 | Academic Papers | svg |
dd3fedf8f696d7bc31e32b74300261078e48da93da67f95889ec5905b953f458 | 2026-01-01T00:00:00-05:00 | Benchmark of Segmentation Techniques for Pelvic Fracture in CT and X-ray: Summary of the PENGWIN 2024 Challenge | arXiv:2504.02382v2 Announce Type: replace-cross Abstract: The segmentation of pelvic fracture fragments in CT and X-ray images is crucial for trauma diagnosis, surgical planning, and intraoperative guidance. However, accurately and efficiently delineating the bone fragments remains a significant challenge due to comple... | https://arxiv.org/abs/2504.02382 | Academic Papers | svg |
83ca0bcf9e765758126adae1fb7668f6618a98e205629c5221a1e53bc04cfc57 | 2026-01-01T00:00:00-05:00 | Discovery and inference beyond linearity by integrating Bayesian regression, tree ensembles and Shapley values | arXiv:2505.00571v2 Announce Type: replace-cross Abstract: Machine Learning (ML) is gaining popularity for hypothesis-free discovery of risk and protective factors in healthcare studies. ML is strong at discovering nonlinearities and interactions, but this power is compromised by a lack of reliable inference. Although S... | https://arxiv.org/abs/2505.00571 | Academic Papers | svg |
25057a19f5f5cef3c3ad3878912a0bf4f5c03617237146338df7e21e22d8088d | 2026-01-01T00:00:00-05:00 | Decomposing graphs into stable and ordered parts | arXiv:2505.00594v2 Announce Type: replace-cross Abstract: Connections between structural graph theory and finite model theory recently gained a lot of attention. In this setting, many interesting questions remain on the properties of dependent (NIP) hereditary classes of graphs, in particular related to first-order tra... | https://arxiv.org/abs/2505.00594 | Academic Papers | svg |
30467a5f1a09aa25c5e5173f8aa4e56f2f939a999540dbe04871c841679dceaa | 2026-01-01T00:00:00-05:00 | Optimization over Trained (and Sparse) Neural Networks: A Surrogate within a Surrogate | arXiv:2505.01985v2 Announce Type: replace-cross Abstract: In constraint learning, we use a neural network as a surrogate for part of the constraints or of the objective function of an optimization model. However, the tractability of the resulting model is heavily influenced by the size of the neural network used as a s... | https://arxiv.org/abs/2505.01985 | Academic Papers | svg |
38b123d6e98d04ab83f63ccb3cbe74cb07abcf91e5020ba94db5c39f65ae6bb9 | 2026-01-01T00:00:00-05:00 | New affine invariant ensemble samplers and their dimensional scaling | arXiv:2505.02987v3 Announce Type: replace-cross Abstract: We introduce new affine invariant ensemble Markov chain Monte Carlo (MCMC) samplers that are easy to construct and improve upon existing methods, especially for high-dimensional problems. We first propose a simple derivative-free side move sampler that improves ... | https://arxiv.org/abs/2505.02987 | Academic Papers | svg |
2615febbbade08994cc94d197ab29de1a5732b008f2438e719c3bf75f885835d | 2026-01-01T00:00:00-05:00 | Hybrid Learning: A Novel Combination of Self-Supervised and Supervised Learning for Joint MRI Reconstruction and Denoising in Low-Field MRI | arXiv:2505.05703v2 Announce Type: replace-cross Abstract: Deep learning has demonstrated strong potential for MRI reconstruction. However, conventional supervised learning requires high-quality, high-SNR references for network training, which are often difficult or impossible to obtain in different scenarios, particula... | https://arxiv.org/abs/2505.05703 | Academic Papers | svg |
5913273a9319c735186b745b1b5e6ed68ca4ee25d99e536dad7b84248313d947 | 2026-01-01T00:00:00-05:00 | Value of Information-based assessment of strain-based thickness loss monitoring in ship hull structures | arXiv:2505.07427v2 Announce Type: replace-cross Abstract: Recent advances in Structural Health Monitoring (SHM) have attracted industry interest, yet real-world applications, such as in ship structures remain scarce. Despite SHM's potential to optimise maintenance, its adoption in ships is limited due to the lack of cl... | https://arxiv.org/abs/2505.07427 | Academic Papers | svg |
818c9d2ab25f8fedb97895c97a0af42c6eed73ebf019697836bfa271725bc892 | 2026-01-01T00:00:00-05:00 | Algorithms for Nonlinear Mixed-Integer Location Estimation | arXiv:2505.12980v2 Announce Type: replace-cross Abstract: For three decades, carrier-phase observations have been used to obtain the most accurate location estimates using global navigation satellite systems (GNSS). These estimates are computed by minimizing a nonlinear mixed-integer least-squares problem. Existing alg... | https://arxiv.org/abs/2505.12980 | Academic Papers | svg |
1fff28f292e1239de149e01cc3d6158e9ae142f7c001eddea32997f6b10ca089 | 2026-01-01T00:00:00-05:00 | Adversarial quantum channel discrimination | arXiv:2506.03060v2 Announce Type: replace-cross Abstract: We introduce a new framework for quantum channel discrimination in an adversarial setting, where the tester plays against an adversary. We show that in asymmetric hypothesis testing, the optimal type-II error exponent is precisely characterized by a new notion o... | https://arxiv.org/abs/2506.03060 | Academic Papers | svg |
5f9f9e115e9902bfd1ed63a7466880dcd0f809918714b32f983450d46cebf6fa | 2026-01-01T00:00:00-05:00 | Some remarks on stochastic converse Lyapunov theorems | arXiv:2506.06053v2 Announce Type: replace-cross Abstract: In this brief note, we investigate some constructions of Lyapunov functions for stochastic discrete-time stabilizable dynamical systems, in other words, controlled Markov chains. The main question here is whether a Lyapunov function in some statistical sense exi... | https://arxiv.org/abs/2506.06053 | Academic Papers | svg |
52ef29eb08794cacbf06b532b78217a9e14cbbee3b42e8af43b9e3397b1651c1 | 2026-01-01T00:00:00-05:00 | Learning quadratic neural networks in high dimensions: SGD dynamics and scaling laws | arXiv:2508.03688v3 Announce Type: replace-cross Abstract: We study the optimization and sample complexity of gradient-based training of a two-layer neural network with quadratic activation function in the high-dimensional regime, where the data is generated as $f_*(\boldsymbol{x}) \propto \sum_{j=1}^{r}\lambda_j \sigma... | https://arxiv.org/abs/2508.03688 | Academic Papers | svg |
e259ff75812e102509e2a0853c01749bae9db7ff5eb5111aa9495a43660ac494 | 2026-01-01T00:00:00-05:00 | Rapid Variable Resolution Particle Initialization for Complex Geometries | arXiv:2508.12835v2 Announce Type: replace-cross Abstract: The accuracy of meshless methods like Smoothed Particle Hydrodynamics (SPH) is highly dependent on the quality of the particle distribution. Existing particle initialization techniques often struggle to simultaneously achieve adaptive resolution, handle intricat... | https://arxiv.org/abs/2508.12835 | Academic Papers | svg |
1b1ffe0b2a20a4367cee5d9b3c1729b7a1ef1f894849f7615227d6778d844677 | 2026-01-01T00:00:00-05:00 | Reconstructing graphs and their connectivity using graphlets | arXiv:2508.19189v2 Announce Type: replace-cross Abstract: Graphlets are subgraphs rooted at a fixed vertex. The number of occurrences of graphlets aligned to a particular vertex, called graphlet degree sequence (gds), gives a topological description of the surrounding of the analyzed vertex. Graphlet degree distributio... | https://arxiv.org/abs/2508.19189 | Academic Papers | svg |
d96f73217b2798742a3d09b6e3ce89d999c503e4cd953b25fc79daa4fcc36bec | 2026-01-01T00:00:00-05:00 | Lipschitz-Guided Design of Interpolation Schedules in Generative Models | arXiv:2509.01629v2 Announce Type: replace-cross Abstract: We study the design of interpolation schedules in the stochastic interpolants framework for flow and diffusion-based generative models. We show that while all scalar interpolation schedules achieve identical statistical efficiency under Kullback-Leibler divergen... | https://arxiv.org/abs/2509.01629 | Academic Papers | svg |
0f240bc2503e9b0dab9ceded908c288166757e542c838fd2c5089fa8fd3f8a0b | 2026-01-01T00:00:00-05:00 | Dynamical Learning in Deep Asymmetric Recurrent Neural Networks | arXiv:2509.05041v2 Announce Type: replace-cross Abstract: We investigate recurrent neural networks with asymmetric interactions and demonstrate that the inclusion of self-couplings or sparse excitatory inter-module connections leads to the emergence of a densely connected manifold of dynamically accessible stable confi... | https://arxiv.org/abs/2509.05041 | Academic Papers | svg |
36584b79a3e9d9754076a3af37d87ceabf50776bdd28448b396ed989318d275b | 2026-01-01T00:00:00-05:00 | Cubic Incompleteness: Hilbert's Tenth Problem at Degree Three | arXiv:2510.00759v4 Announce Type: replace-cross Abstract: We analyze the cubic fragment $\mathcal D_3$ over $\mathbb N$ by isolating the uniform closure principle any total correct cubic solver would have to realize. In $\mathsf{HA}$ we give a fully constructive, additive and degree-controlled encoding of bounded verif... | https://arxiv.org/abs/2510.00759 | Academic Papers | svg |
a831164fca8930df203ba400e31f87529d107939ae85b03eae789769b6126a84 | 2026-01-01T00:00:00-05:00 | Enhancing Diffusion-Based Sampling with Molecular Collective Variables | arXiv:2510.11923v2 Announce Type: replace-cross Abstract: Diffusion-based samplers learn to sample complex, high-dimensional distributions using energies or log densities alone, without training data. Yet, they remain impractical for molecular sampling because they are often slower than molecular dynamics and miss ther... | https://arxiv.org/abs/2510.11923 | Academic Papers | svg |
e04256e3509a0e38f9c69d6c34720ac1777681d4b95509514f381afef0ed0b50 | 2026-01-01T00:00:00-05:00 | Fast, Differentiable, GPU-Accelerated Ray Tracing for Multiple Diffraction and Reflection Paths | arXiv:2510.16172v2 Announce Type: replace-cross Abstract: We present a fast, differentiable, GPU-accelerated optimization method for ray path tracing in environments containing planar reflectors and straight diffraction edges. Based on Fermat's principle, our approach reformulates the path-finding problem as the minimi... | https://arxiv.org/abs/2510.16172 | Academic Papers | svg |
0f16f0c4f0d69c286ecf0ae3b95cf55834cfaca23c24efff1e629f2db979a1aa | 2026-01-01T00:00:00-05:00 | Value of Multi-pursuer Single-evader Pursuit-evasion Game with Terminal Cost of Evader's Position: Relaxation of Convexity Condition | arXiv:2510.27271v2 Announce Type: replace-cross Abstract: In this study, we consider a multi-pursuer single-evader quantitative pursuit-evasion game with payoff function that includes only the terminal cost. The terminal cost is a function related only to the terminal position of the evader. This problem has been exten... | https://arxiv.org/abs/2510.27271 | Academic Papers | svg |
b4137281cf9eb917f9f605f1bbba3b8f4c3287151b4f0c4ce5724002e849f9ca | 2026-01-01T00:00:00-05:00 | Orchestrating Rewards in the Era of Intelligence-Driven Commerce | arXiv:2512.00738v2 Announce Type: replace-cross Abstract: Despite their evolution from early copper-token schemes to sophisticated digital solutions, loyalty programs remain predominantly closed ecosystems, with brands retaining full control over all components. Coalition loyalty programs emerged to enable cross-brand ... | https://arxiv.org/abs/2512.00738 | Academic Papers | svg |
432c16e6a1147eb759a73423170465556bb9abdea3aab4a0000fe888b2393401 | 2026-01-01T00:00:00-05:00 | GIMLET: Generalizable and Interpretable Model Learning through Embedded Thermodynamics | arXiv:2512.19936v2 Announce Type: replace-cross Abstract: We develop a data-driven framework for discovering constitutive relations in models of fluid flow and scalar transport. Under the assumption that velocity and/or scalar fields are measured, our approach infers unknown closure terms in the governing equations as ... | https://arxiv.org/abs/2512.19936 | Academic Papers | svg |
92c7237802f408140ce1be8f7ea37d4992974bd5d59d0f63bfc5204bfc9fab13 | 2026-01-01T00:00:00-05:00 | Contingency Model-based Control (CMC) for Communicationless Cooperative Collision Avoidance in Robot Swarms | arXiv:2512.20391v3 Announce Type: replace-cross Abstract: Cooperative collision avoidance between robots, or `agents,' in swarm operations remains an open challenge. Assuming a decentralized architecture, each agent is responsible for making its own decisions and choosing its control actions. Most existing approaches r... | https://arxiv.org/abs/2512.20391 | Academic Papers | svg |
6aff86192395cc74cc330b9e88298b58c3db54942003f1cc3a659a0b1be6023d | 2026-01-01T00:00:00-05:00 | Poincar\'e Duality and Multiplicative Structures on Quantum Codes | arXiv:2512.21922v2 Announce Type: replace-cross Abstract: Quantum LDPC codes have attracted intense interest due to their advantageous properties for realizing efficient fault-tolerant quantum computing. In particular, sheaf codes represent a novel framework that encompasses all well-known good qLDPC codes with profoun... | https://arxiv.org/abs/2512.21922 | Academic Papers | svg |
784ba869239a7d1d6747601d487e7ace5578701df82d8cc72168502aaf58568a | 2026-01-01T00:00:00-05:00 | LogosQ: A High-Performance and Type-Safe Quantum Computing Library in Rust | arXiv:2512.23183v2 Announce Type: replace-cross Abstract: Developing robust and high performance quantum software is challenging due to the dynamic nature of existing Python-based frameworks, which often suffer from runtime errors and scalability bottlenecks. In this work, we present LogosQ, a high performance backend ... | https://arxiv.org/abs/2512.23183 | Academic Papers | svg |
78eee755f1780fd2a13fe91b255d17e21342ceb1b9064891ed0e4321a178d935 | 2026-01-01T00:00:00-05:00 | A space-time extension of a conservative two-fluid cut-cell method for moving diffusion problems | arXiv:2512.23358v2 Announce Type: replace-cross Abstract: We present a space-time extension of a conservative Cartesian cut-cell finite-volume method for two-phase diffusion problems with prescribed interface motion. The formulation follows a two-fluid approach: one scalar field is solved in each phase with discontinuo... | https://arxiv.org/abs/2512.23358 | Academic Papers | svg |
4e895a2ed7794ec0fffd701493f6d29ded97c9cbf144e8f2aafd42d97e0df34d | 2026-01-01T00:00:00-05:00 | Notes on Crowther and the "Interpretation" of Quantum Mechanics (arXiv:2512.14315) | arXiv:2512.23721v1 Announce Type: new Abstract: We read Karen Crowther's \emph{Another 100 Years of Quantum Interpretation?} with two practical goals. First, we spell out what she means by interpretation'': an attempt to provide understanding (not just predictions), which may be representationalist or non-representatio... | https://arxiv.org/abs/2512.23721 | Academic Papers | svg |
928d877e42c5c6bc23e1f1a995ab2dbca39ce7ac4389bb1ee40fab128855ea72 | 2026-01-01T00:00:00-05:00 | Lasing at a Stationary Inflection Point: erratum | arXiv:2512.23723v1 Announce Type: new Abstract: This erratum provides an updated fitting function for the lasing threshold of finite-length cavities operating at a stationary inflection point (SIP) or regular band edge (RBE) resonance, clarifying their asymptotic scaling with the number of unit cells of the periodic ca... | https://arxiv.org/abs/2512.23723 | Academic Papers | svg |
01dc30bcb6d42bad343970e995559806b44d854ce9839ce6907021a965411bf9 | 2026-01-01T00:00:00-05:00 | When the Earth and Sky Dance: Seismic Shakes Meet Weather Patterns | arXiv:2512.23731v1 Announce Type: new Abstract: A new modelling approach shows how the Earth's hidden vibrations may drive global weather dynamics and atmospheric pressure variations, hinting that the planet's own beat could be imprinted on our climate. The atmospheric rotational patterns of the mean sea level pressure... | https://arxiv.org/abs/2512.23731 | Academic Papers | svg |
4fe797b21dba05f76fb783d674645f6f55d354504125a6aa45345955efc802b7 | 2026-01-01T00:00:00-05:00 | Learning Density Functionals to Bridge Particle and Continuum Scales | arXiv:2512.23840v1 Announce Type: new Abstract: Predicting interfacial thermodynamics across molecular and continuum scales remains a central challenge in computational science. Classical density functional theory (cDFT) provides a first-principles route to connect microscopic interactions with macroscopic observables,... | https://arxiv.org/abs/2512.23840 | Academic Papers | svg |
7fdd79069203d4d13dd411f77eb953686f75f5cd6dde5939a02b1c706c1ce6ca | 2026-01-01T00:00:00-05:00 | A Relative Liutex Method for Vortex Identification | arXiv:2512.23857v1 Announce Type: new Abstract: A relative Liutex vortex identification method is proposed in this study, together with its explicit mathematical formulation. The method is designed to identify vortical structures based solely on local flow-field information and is inherently Galilean invariant, ensurin... | https://arxiv.org/abs/2512.23857 | Academic Papers | svg |
ae6a42f3a96c7b97c594ac143e0ed61c38ce0c0c388072191dd804c5b8f27a30 | 2026-01-01T00:00:00-05:00 | Investigation of the benefits and disadvantages of using double-pair anti-Helmholtz coils in BEC-producing MOT setups and optimizing their design | arXiv:2512.23874v1 Announce Type: new Abstract: This work has investigated the Magneto-Optical Trap (MOT) system used to produce Bose-Einstein Condensate (BEC). A primary challenge addressed in this study concerns the geometric limitations of traditional single-pair anti-Helmholtz coil configurations, where the magneti... | https://arxiv.org/abs/2512.23874 | Academic Papers | svg |
9408f15d6942949b54a509f88ffa276e3e6af0e237d3544cd67a68b9304ec20d | 2026-01-01T00:00:00-05:00 | Surface adsorption at the thermodynamic limit using periodic DLPNO-MP2 theory: A study of CO on MgO at dilute and dense coverages | arXiv:2512.23879v1 Announce Type: new Abstract: We apply periodic domain-based local pair natural orbital second-order M{\o}ller--Plesset perturbation theory (DLPNO-MP2) to probe the adsorption energy of CO on MgO(001), the consensus toy model system for surface adsorption. A number of robust correlated wavefunction me... | https://arxiv.org/abs/2512.23879 | Academic Papers | svg |
781cf98e72ca44899ecb3324fd289b81eeb3249cb7d1a9b9e0e683784dc6cfc3 | 2026-01-01T00:00:00-05:00 | Control and read-out of the HEPD-02 tracking system onboard CSES-02 satellite | arXiv:2512.23885v1 Announce Type: new Abstract: The High Energy Particle Detector (HEPD-02) is a payload of the second China Seismo-Electromagnetic Satellite (CSES-02), designed and built by the Italian Limadou collaboration. Its purpose is to detect cosmic rays and trapped particles of radiation belts, in the kinetic ... | https://arxiv.org/abs/2512.23885 | Academic Papers | svg |
35655da47456ffc3f806221994255924eeb88a24b5cc658b51453556a1fbb4d9 | 2026-01-01T00:00:00-05:00 | Turbulence Kinetic Energy Distribution and Heat Transfer in a Porous Layer Induced by Bluff Body Vortex Shedding | arXiv:2512.23893v1 Announce Type: new Abstract: When a turbulent vortex impinges on a porous layer, it creates a complex multiscale interaction: the wake structures that form in the free fluid engage with the intricate geometry of the pores, and this interplay governs both the turbulent energy budget and the rate of he... | https://arxiv.org/abs/2512.23893 | Academic Papers | svg |
92fc81ead7a4c90631d32c3dfd72a0909e5b91a8f4f92def1c26c26b92f62080 | 2026-01-01T00:00:00-05:00 | Exact analysis of potential flow past bodies of irregular shapes | arXiv:2512.23895v1 Announce Type: new Abstract: Fluid flow past one or more solid bodies is a fundamental problem of much practical importance. Standard solutions of simplified problems involving incompressible inviscid irrotational flow past common geometries such as circular cylinders and airfoils are commonly availa... | https://arxiv.org/abs/2512.23895 | Academic Papers | svg |
0d2fd2253757dd88baa6b2b2a824ca9764955dace24bcd454e49388268defbb0 | 2026-01-01T00:00:00-05:00 | Edge emission from 265~nm UV-C LEDs grown by MBE on bulk AlN | arXiv:2512.23896v1 Announce Type: new Abstract: UV-C LEDs pseudomorphically grown by MBE on bulk AlN substrates emitting at 265 nm are demonstrated. High current density up to 800 A/cm$^2$, 5 orders of on/off ratio, and low differential on-resistance of 2.6 m$\Omega\cdot$cm$^2$ at the highest current density is achieve... | https://arxiv.org/abs/2512.23896 | Academic Papers | svg |
f8cc445bfa3a55ceb96518b56ee229650244192e5c8803e5ed5cc97cb4a27019 | 2026-01-01T00:00:00-05:00 | Inelastic dilatancy as a mechanism for coseismic fluid depressurization of a shallow fault zone | arXiv:2512.23912v1 Announce Type: new Abstract: Hydrologic observations and experimental studies indicate that inelastic dilation from coseismic fault damage can cause substantial pore pressure reduction, yet most near-fault hydromechanical models ignore such inelastic effects. Here, we present a 3-D groundwater flow m... | https://arxiv.org/abs/2512.23912 | Academic Papers | svg |
8558ce021f738aada9bdb2a8d4db3ece9498ddff5265ad010304709c7ecd0fd4 | 2026-01-01T00:00:00-05:00 | Ab Initio Melting Properties of Water and Ice from Machine Learning Potentials | arXiv:2512.23939v1 Announce Type: new Abstract: Liquid water exhibits several important anomalous properties in the vicinity of the melting temperature ($T_{\mathrm{m}}$) of ice Ih, including a higher density than ice and a density maximum at 4~$^{\circ}$C. Experimentally, an isotope effect on $T_{\mathrm{m}}$ is obser... | https://arxiv.org/abs/2512.23939 | Academic Papers | svg |
a758ff007f434168cc6ad28e3b412b8d5d6d1e94796da15d4c30cb098269ae9c | 2026-01-01T00:00:00-05:00 | Assessment of First-Principles Methods in Modeling the Melting Properties of Water | arXiv:2512.23940v1 Announce Type: new Abstract: First-principles simulations have played a crucial role in deepening our understanding of the thermodynamic properties of water, and machine learning potentials (MLPs) trained on these first-principles data widen the range of accessible properties. However, the capabiliti... | https://arxiv.org/abs/2512.23940 | Academic Papers | svg |
aa4f456f124382f106d52fb9a1e7f4eebb4a7747e34751e47ab436c886e8878e | 2026-01-01T00:00:00-05:00 | Design, construction, and testing of the PandaX-xT cryogenics system | arXiv:2512.23974v1 Announce Type: new Abstract: The PandaX-xT is a next-generation experiment with broad scientific goals, including the search for dark matter, Neutrinoless Double Beta Decay, and astrophysical neutrinos, using a dual-phase time projection chamber with about 43 tons of liquid xenon. A new cryogenics sy... | https://arxiv.org/abs/2512.23974 | Academic Papers | svg |
bc669b98e18104de8dc0b8d9a5f7c803a401889de30669a08b0fe22580b1b0ac | 2026-01-01T00:00:00-05:00 | The role of particle feedback on particle acceleration in magnetic reconnection | arXiv:2512.24054v1 Announce Type: new Abstract: Magnetic reconnection is a ubiquitous process in astrophysical plasmas and an efficient mechanism for particle acceleration. Using 2.5D magnetohydrodynamic (MHD) simulations with a co-evolving fluid-particle framework, we investigate how particle feedback affects reconnec... | https://arxiv.org/abs/2512.24054 | Academic Papers | svg |
64b0b90502ac986c27f7e6cb85387d0e45866863a50acc47282c89d4c09b2f91 | 2026-01-01T00:00:00-05:00 | A two-dimensional terahertz smart wristband for integrated sensing and communication | arXiv:2512.24060v1 Announce Type: new Abstract: The development of wearable devices for terahertz (THz) integrated sensing and communication (ISAC) is pivotal for forthcoming 6G Internet of Things (IoT) and wearable optoelectronics. However, existing THz system suffers from bulkiness, narrow spectral response and limit... | https://arxiv.org/abs/2512.24060 | Academic Papers | svg |
e9beb131c355a81717bc393c18ae800c2cc6b7ade4e4dc8fc27414150ac0bd40 | 2026-01-01T00:00:00-05:00 | Intrinsic Meron Spin Textures in Generic Focused Fields | arXiv:2512.24084v1 Announce Type: new Abstract: Optical spin textures with nontrivial topology hold promise for structured light and photonic information processing, yet their generation typically relies heavily on externally structured light with care. This raises questions about their universal existence and true rob... | https://arxiv.org/abs/2512.24084 | Academic Papers | svg |
9f14044c1086cdd9325decf09a42d2e9268aa1794609242469630c44f37d8e6e | 2026-01-01T00:00:00-05:00 | Protocellular energetics: Free energy estimates for all metabolic, self-assembly and vesicle fission processes | arXiv:2512.24095v1 Announce Type: new Abstract: As minimal cells or protocells are dramatically simpler than modern unicells it is possible to quantitatively estimate free energy changes for every process in the lifecycle of a protocell and compare these with estimates of the free energy changes for lifecycles in moder... | https://arxiv.org/abs/2512.24095 | Academic Papers | svg |
36dd044c8bfe46d1925d46ef49e3eca6eefa3eb4fd9065d6db1beab158c21887 | 2026-01-01T00:00:00-05:00 | Exceptional Points in the Scattering Resonances of a Sphere Dimer | arXiv:2512.24104v1 Announce Type: new Abstract: We investigate exceptional points of degeneracy (EPDs) in electromagnetic scattering of a sphere dimer from the electroquasistatic limit to the fully retarded regime. In the quasistatic limit, we prove that $\parity\trev$-symmetric configurations, realized by spheres with... | https://arxiv.org/abs/2512.24104 | Academic Papers | svg |
bc602dd8331b4f353ec9dac42aa0f096392b5a4091b363e51b8aad4789e798b2 | 2026-01-01T00:00:00-05:00 | Entanglement dynamics driven by topology and non-Hermiticity | arXiv:2512.24107v1 Announce Type: new Abstract: The interplay between topology and non-Hermiticity gives rise to exotic dynamic phenomena that challenge conventional wave-packet propagation and entanglement dynamics. While recent studies have established the non-Hermitian skin effect (NHSE) as a key mechanism for anoma... | https://arxiv.org/abs/2512.24107 | Academic Papers | svg |
5b364f6cc2cb21a915b6cfdad40ffd9d4df16b63b72c629dfc5c4816ae3a357a | 2026-01-01T00:00:00-05:00 | The effect of HVDC lines in power-grids via Kuramoto modelling | arXiv:2512.24122v1 Announce Type: new Abstract: We present a numerical study on the synchronization and cascade failure behaviour by solving the adaptive second-order Kuramoto model on a large high voltage (HV) European power-grid. This non-perturbative analysis takes into account non-linear effects, which occur even w... | https://arxiv.org/abs/2512.24122 | Academic Papers | svg |
c2bbafdd91029474179aa4d22c92145e39d779c0cb2e259c3a03a9ddb9cf9049 | 2026-01-01T00:00:00-05:00 | Unidirectional reflection lasing based on destructive interference and Bragg scattering modulation in defective atomic lattice | arXiv:2512.24130v1 Announce Type: new Abstract: The novel and ingenious scheme we propose for achieving unidirectional reflection lasing (URL) involves integrating a one-dimensional (1D) defective atomic lattice with a coherent gain atomic system. Its physical essence lies in the fact that the right-side reflectivity i... | https://arxiv.org/abs/2512.24130 | Academic Papers | svg |
0da53f1a192b64fd3295df7ade0249dab05fdd3f1b9b49f2e413a1e3c85c9963 | 2026-01-01T00:00:00-05:00 | Bridging Visual Intuition and Chemical Expertise: An Autonomous Analysis Framework for Nonadiabatic Dynamics Simulations via Mentor-Engineer-Student Collaboration | arXiv:2512.24133v1 Announce Type: new Abstract: Analyzing nonadiabatic molecular dynamics trajectories traditionally heavily relies on expert intuition and visual pattern recognition, a process that is difficult to formalize. We present VisU, a vision-driven framework that leverages the complementary strengths of two s... | https://arxiv.org/abs/2512.24133 | Academic Papers | svg |
2dd1de37c0c76e3052046ed25663d94e26271b41b32f61a56b429e72575fa15e | 2026-01-01T00:00:00-05:00 | Photon Echo in Uniaxially Stressed Germanium with Antimony Donors | arXiv:2512.24142v1 Announce Type: new Abstract: Photon echo is observed in n-type Ge uniaxially stressed along the [111] crystallographic direction, with a coherence relaxation time of 300 ps. The nonlinear polarization responsible for the effect originates from antimony donors. Uniaxial stress induces valley splitting... | https://arxiv.org/abs/2512.24142 | Academic Papers | svg |
f0485c5b37a1e78055260f4d4fb27ddca268c30de595705467dd9edde012218b | 2026-01-01T00:00:00-05:00 | Robust Physical Encryption and Unclonable Object Identification in Classical Optical Networks using Standard Integrated Photonic Components | arXiv:2512.24150v1 Announce Type: new Abstract: Spectral complexity is a useful resource in physical device identification, disorder-enhanced spectroscopy, and machine learning, but is often achieved in chip-scale devices at the expense of propagation loss, scalability, or reconfigurability. In this work, we demonstrat... | https://arxiv.org/abs/2512.24150 | Academic Papers | svg |
49e470ab84becfa59c2e3c09f482242a2ba66dff39e617ee4e09974f133b3c7f | 2026-01-01T00:00:00-05:00 | Mechanical properties of chiral actin filaments | arXiv:2512.24154v1 Announce Type: new Abstract: The mechanical properties of actin filaments are essential to their biological functions. Here, we introduce a highly coarse-grained model of actin filaments that preserves helicity and chirality while enabling mesoscale simulations. The framework is implemented in Cytosi... | https://arxiv.org/abs/2512.24154 | Academic Papers | svg |
bf4ff10ee53ae75c002027423d593637257ded5574efba36d1b5a1da116c476d | 2026-01-01T00:00:00-05:00 | Optical pumping and laser slowing of a heavy molecule | arXiv:2512.24167v1 Announce Type: new Abstract: Precision measurements of the electron's electric dipole moment (eEDM) are critical for testing fundamental symmetries in particle physics, and heavy polar molecules-such as barium monofluoride (BaF)-have emerged as promising candidates for advancing the sensitivity. Howe... | https://arxiv.org/abs/2512.24167 | Academic Papers | svg |
47d6d4effdc21da2a95211935abec53fe51aefc7666112377d95026040e36370 | 2026-01-01T00:00:00-05:00 | Turbulence enhances bird tail aerodynamic performance | arXiv:2512.24168v1 Announce Type: new Abstract: Turbulence is omnipresent in the atmosphere and a long-standing scientific conundrum that makes flight complex. This complexity is little understood; surprisingly, when turbulence arises, air vehicles struggle while birds seem to thrive. Birds often encounter intense turb... | https://arxiv.org/abs/2512.24168 | Academic Papers | svg |
e0fdb65d39a041eca1424c0356e37f3aaf9c65081508ad03ee33744cfc6d97b4 | 2026-01-01T00:00:00-05:00 | A biological hydraulic accumulator: How the squirting cucumber, Ecballium elaterium, squirts its seeds | arXiv:2512.24175v1 Announce Type: new Abstract: Seed dispersal is a fundamental process that allows offspring to reach suitable habitats and colonize new environments. While most plants rely on external vectors, some have evolved mechanisms that employ the buildup of liquid pressure in a closed compartment and its expl... | https://arxiv.org/abs/2512.24175 | Academic Papers | svg |
657b659c4f2026dc7f56fa48f59f862b390e485d821f089080080f36bceaa16e | 2026-01-01T00:00:00-05:00 | High-flux cold lithium-6 and rubidium-87 atoms from compact two-dimensional magneto-optical traps | arXiv:2512.24177v1 Announce Type: new Abstract: We report a compact setup with in-series two-dimensional magneto-optical traps (2D MOTs) that provides high-flux cold lithium and rubidium atoms. Thanks to the efficient short-distance Zeeman slowing, the maximum 3D MOT loading rate of lithium atoms reaches a record value... | https://arxiv.org/abs/2512.24177 | Academic Papers | svg |
d967e7ad292ea999eed80c4e7949e0f95b608cb269071b0c09b4d7b899fdb92f | 2026-01-01T00:00:00-05:00 | Transport and orientation of anisotropic particles settling in surface gravity waves | arXiv:2512.24190v1 Announce Type: new Abstract: We study the translation and orientation dynamics of an anisotropic particle settling in monochromatic linear surface gravity waves. Recent work has shown that a neutrally buoyant spheroid attains a preferred mean orientation in such wave fields, independent of its initia... | https://arxiv.org/abs/2512.24190 | Academic Papers | svg |
b0d666462c5a5416b41ff5962b75802a61100bdc9af639fa1a7dd176fc0ea3e4 | 2026-01-01T00:00:00-05:00 | Mesoscale soil moisture heterogeneity can locally amplify humid heat | arXiv:2512.24202v1 Announce Type: new Abstract: Soil moisture is a key ingredient of humid heat through supplying moisture and modifying boundary layer properties. Soil moisture heterogeneity due to e.g., antecedent rainfall, can strongly influence weather patterns; yet, its effect on humid heat is poorly understood. I... | https://arxiv.org/abs/2512.24202 | Academic Papers | svg |
6e02aaaace53cbad56e5637d01ac2bf460e9d4d414d7d143f729139bec806d34 | 2026-01-01T00:00:00-05:00 | Performance of an LYSO-Based Active Converter for a Photon Pair-Spectrometer aiming for 52.8 MeV photon detection in Future $\mu^+ \to e^+ \gamma$ Search Experiments | arXiv:2512.24209v1 Announce Type: new Abstract: For future $\mu^+ \to e^+ \gamma$ search experiments with a branching-ratio sensitivity of $10^{-15}$, we are developing a photon pair-spectrometer employing an active LYSO converter, aiming at target resolutions of 30 ps in timing and 200 keV in energy measurement for de... | https://arxiv.org/abs/2512.24209 | Academic Papers | svg |
d2f4d3cc8bfc0c7a5ca6b6ce0e9dbb87dd0ae368323f1c19b2f559b9d620a035 | 2026-01-01T00:00:00-05:00 | GPT-like transformer model for silicon tracking detector simulation | arXiv:2512.24254v1 Announce Type: new Abstract: Simulating physics processes and detector responses is essential in high energy physics and represents significant computing costs. Generative machine learning has been demonstrated to be potentially powerful in accelerating simulations, outperforming traditional fast sim... | https://arxiv.org/abs/2512.24254 | Academic Papers | svg |
f005ded0a316f72ab6378f9f27a1454111749b12aa5ed57e78f4f50ac17ef12b | 2026-01-01T00:00:00-05:00 | Hovering efficiency optimization of the cycloidal propeller with end plates | arXiv:2512.24258v1 Announce Type: new Abstract: Cycloidal propellers are known for their omnidirectional vectored thrust, enabling smooth transitions between hovering and forward flight, making them ideal for unmanned aerial vehicles (UAVs) and electric vertical take-off and landing (eVTOL) aircraft. However, cycloidal... | https://arxiv.org/abs/2512.24258 | Academic Papers | svg |
62e2c501c6b1bbaa5ba8b679b447c75ec863389ea6d18c85070ef4bac3ed1dcf | 2026-01-01T00:00:00-05:00 | First Positronium Lifetime Imaging using $^{52}$Mn and $^{55}$Co with a plastic-based PET scanner | arXiv:2512.24261v1 Announce Type: new Abstract: Positronium Lifetime Imaging (PLI) extends positron emission tomography by using the lifetime of positronium atoms as a probe of tissue molecular architecture. In this work, we report the first PLI measurements performed with $^{52}$Mn and $^{55}$Co using the modular J-PE... | https://arxiv.org/abs/2512.24261 | Academic Papers | svg |
99f69d97e15c9778e43033b73bb0263aa4772e1b231dc0d63935493880611346 | 2026-01-01T00:00:00-05:00 | Strategic Network Abandonment | arXiv:2512.24270v1 Announce Type: new Abstract: Socio-economic networks, from cities and firms to collaborative projects, often appear resilient for long periods before experiencing rapid, cascading decline as participation erodes. We explain such dynamics through a framework of strategic network abandonment, in which ... | https://arxiv.org/abs/2512.24270 | Academic Papers | svg |
5a97a2aef791bbce88055c4af7f17c68a2eb1d08a3310bb12ee499b70b2bd643 | 2026-01-01T00:00:00-05:00 | Coordinates based on a magnetic mirror field | arXiv:2512.24305v1 Announce Type: new Abstract: We construct a coordinate system fitting the geometry of a given, cylindrically symmetric, magnetic field. | https://arxiv.org/abs/2512.24305 | Academic Papers | svg |
cdc67b63ae969ad74fd70e271a21115d605c7dd77c32a9ce33aac6360a0667be | 2026-01-01T00:00:00-05:00 | Iterative projected gradient descent for dynamic PET kernel reconstruction | arXiv:2512.24322v1 Announce Type: new Abstract: Dynamic positron emission tomography (PET) reconstruction often presents high noise due to the use of short duration frames to describe the kinetics of the radiotracer. Here we introduce a new method to calculate a kernel matrix to be used in the kernel reconstruction for... | https://arxiv.org/abs/2512.24322 | Academic Papers | svg |
dbc39da9f7e78252ba0d3e05c40bbc019aa16cdc749be3b32e2177ceb322929b | 2026-01-01T00:00:00-05:00 | Configurational-entropy-driven structural and optical stability in high-entropy halide perovskites for broadband NIR photonics | arXiv:2512.24328v1 Announce Type: new Abstract: By injecting configurational entropy into soft ionic lattices, high-entropy halide perovskites offer a compelling route toward photonic materials that are both functionally rich and operationally robust; however, converting compositional complexity into predictable optica... | https://arxiv.org/abs/2512.24328 | Academic Papers | svg |
6b0f9c8f7aa7669e8e01aa271f4e718b14b58c0dd40bfd5fd9d829a10a5d6c60 | 2026-01-01T00:00:00-05:00 | Decarbonizing China's private passenger vehicles: A dynamic material flow assessment of metal demands and embodied emissions | arXiv:2512.24332v1 Announce Type: new Abstract: The continuous growth of China's private passenger vehicle fleet has intensified material demand and embodied carbon emissions, underscoring the need for effective decarbonization pathways. This study develops a transferable, dynamic material flow analysis framework to as... | https://arxiv.org/abs/2512.24332 | Academic Papers | svg |
544f5e1b974613cab7c5ceb671eb64b8bbd58068456c74e3a8557463ad9c0cf3 | 2026-01-01T00:00:00-05:00 | Impact of Angle Misalignment on the Performance of a combined Optical and millimeter-wave Transceiver enabled by a pair of Optical Harmonically Locked Lasers | arXiv:2512.24360v1 Announce Type: new Abstract: We demonstrated combined free-space optics (FSO) and D-band(110-170GHz) millimeter(mm-wave) transceiver enabled by precisely locked lasers with low phase noise. Combined capacity and tolerance to angle misalignment are studied using 100Gb/s optical and mm-wave signals. | https://arxiv.org/abs/2512.24360 | Academic Papers | svg |
baa8d3ca7d59ffbd020eea4aa233c52bcef120526e0d3663818e468a7b17a131 | 2026-01-01T00:00:00-05:00 | The sun as colliding beam, betatron cosmic ray factory | arXiv:2512.24363v1 Announce Type: new Abstract: A theory of cosmic ray production within the solar system (not extra-galactic) is presented. The sun's time variable magnetic flux linkage makes the sun (as well, perhaps, as Jupiter) a natural, all-purpose, betatron storage ring, with semi-infinite acceptance aperture, c... | https://arxiv.org/abs/2512.24363 | Academic Papers | svg |
bfd330fa5b1cc865ababad041231e4cd0d7333eebfb9b5234478892f5362a269 | 2026-01-01T00:00:00-05:00 | Mid-Infrared Photothermal Relaxation Intensity Diffraction Tomography for Video-rate Volumetric Chemical Imaging | arXiv:2512.24375v1 Announce Type: new Abstract: Three-dimensional molecular imaging of living cells is essential for unraveling cellular metabolism and response to therapies. However, existing volumetric methods, including fluorescence microscopy and quantitative phase imaging, either require fluorescent labels or lack... | https://arxiv.org/abs/2512.24375 | Academic Papers | svg |
e1dae3799d319ddff2a8f2906a3e2ce2a2c8042c069f90307abf179b1a73d948 | 2026-01-01T00:00:00-05:00 | Analytical phase kurtosis of the constant gradient spin echo | arXiv:2512.24397v1 Announce Type: new Abstract: The Gaussian phase approximation (GPA) underlies many standard diffusion magnetic resonance (MR) signal models, yet its validity is rarely scrutinized. Here, we assess the validity of the GPA by analytically deriving the excess phase kurtosis $\kappa_4/\kappa_2^2$, where ... | https://arxiv.org/abs/2512.24397 | Academic Papers | svg |
36b7accf0ae8712722b3e638a3669635383f3f950b98f30a90db053fdf74307d | 2026-01-01T00:00:00-05:00 | Achieving high-performance polarization-independent nonreciprocal thermal radiation with pattern-free heterostructures | arXiv:2512.24398v1 Announce Type: new Abstract: Many advanced energy harvesting technologies rely on advanced control of thermal emission. Recently, it has been shown that the emissivity and absorptivity of thermal emitters can be controlled independently in nonreciprocal emitters. While significant progress has been m... | https://arxiv.org/abs/2512.24398 | Academic Papers | svg |
41098f2325f504f4ed64063463c8a417e4b253e994234f4d516dce2dcebd64b4 | 2026-01-01T00:00:00-05:00 | Complexity and dynamics of partially symmetric random neural networks | arXiv:2512.24439v1 Announce Type: new Abstract: Neural circuits exhibit structured connectivity, including an overrepresentation of reciprocal connections between neuron pairs. Despite important advances, a full understanding of how such partial symmetry in connectivity shapes neural dynamics remains elusive. Here we a... | https://arxiv.org/abs/2512.24439 | Academic Papers | svg |
99a7d572b0ec03f58229e537e15504eb6cdaa4edf273779a5566a4710b153e52 | 2026-01-01T00:00:00-05:00 | Sub-Ensemble Correlations as a Covariance Geometry | arXiv:2512.24451v1 Announce Type: new Abstract: Conventional practice of spatially resolved detection in diffusion-coupled thermal atomic vapors implicitly treat localized responses as mutually independent. However, in this study, it is shown that observable correlations are governed by the intrinsic spatiotemporal cov... | https://arxiv.org/abs/2512.24451 | Academic Papers | svg |
4bf8bae4bef1357d27845daab5e11d6564f64c45f8efbdd490f53f5bf67739ec | 2026-01-01T00:00:00-05:00 | Beyond chaos: fluctuations, anomalies and spontaneous stochasticity in fluid turbulence | arXiv:2512.24469v1 Announce Type: new Abstract: In this perspective, we consider the development of statistical hydrodynamics, focusing on the way in which the intrinsic stochasticity of turbulent phenomena was identified and is being explored. A major purpose of our discussion is to bring out the role of anomalies in ... | https://arxiv.org/abs/2512.24469 | Academic Papers | svg |
a99f8eb726c68fa94adeb97119f94116e4fa6300cc763461d7516ecf7183dbd3 | 2026-01-01T00:00:00-05:00 | Mathematical Theory for Photonic Hall Effect in Honeycomb Photonic Crystals | arXiv:2512.24477v1 Announce Type: new Abstract: In this work, we develop a mathematical theory for the photonic Hall effect and prove the existence of guided electromagnetic waves at the interface of two honeycomb photonic crystals. The guided wave resembles the edge states in electronic systems: it is induced by the t... | https://arxiv.org/abs/2512.24477 | Academic Papers | svg |
f1e63f8d9b12449d7f4f3b58c6f325b7850e037e8f4245e9545eb609be9977b0 | 2026-01-01T00:00:00-05:00 | Local shear signals propagate to suppress local cellular motion in stiff epithelia | arXiv:2512.24486v1 Announce Type: new Abstract: As small particles skim our airways during breathing, or our intestines during digestion, the surface epithelium is subjected to local exogenous shear that deforms hundreds to thousands of tightly interacting cells. Unlike shear deformations applied at the macro-tissue sc... | https://arxiv.org/abs/2512.24486 | Academic Papers | svg |
0af26e0e3b221ef50bb275803b2024325406a1ccbab4208ffe0feb77be06ea04 | 2026-01-01T00:00:00-05:00 | High Space-bandwidth Product Label-free Examination of iPSC-derived Brain Organoids via Fourier Ptychographic Microscopy | arXiv:2512.24489v1 Announce Type: new Abstract: Fourier ptychographic microscopy (FPM) is a promising quantitative phase imaging technique that enables high-resolution, label-free imaging over a large field-of-view. Here, we present the first application of FPM for the quantitative analysis of human brain organoid slic... | https://arxiv.org/abs/2512.24489 | Academic Papers | svg |
7b4f3df9f3da421a63cea0ce147ef6e9b59e50161d53e0bd4350b6c5e34277c7 | 2026-01-01T00:00:00-05:00 | Adiabatic approach for high harmonic generation in solids induced by intense low-frequency pulses | arXiv:2512.24496v1 Announce Type: new Abstract: An analytic description of high harmonic generation (HHG) in solids induced by intense low-frequency pulses is presented within an adiabatic approach, which treats laser-matter interactions nonperturbatively. We derive the analytical expression for the laser-dressed state... | https://arxiv.org/abs/2512.24496 | Academic Papers | svg |
2ac391eb0ae8049e75e26dc44a737f6c54ada6759065298a0b1361561753a01d | 2026-01-01T00:00:00-05:00 | Electrostatic enhancement of particle collision rates in atmospheric flows | arXiv:2512.24512v1 Announce Type: new Abstract: Collisional growth of tiny particles is a fundamental process governing the growth of cloud droplets and the aggregation of ash particles in volcanic plumes, with direct implications for precipitation formation, cloud lifetime, and ash plume dynamics. The particles in the... | https://arxiv.org/abs/2512.24512 | Academic Papers | svg |
475b29698bd377cce8f8485ae3ce807d270849d5a2fb2277ecc3ec8cabfe198f | 2026-01-01T00:00:00-05:00 | A novel Boltzmann equation solver for calculation of dose and fluence spectra distributions for proton beam therapy | arXiv:2512.24514v1 Announce Type: new Abstract: Approach. We solve the Boltzmann transport equation using an iterative procedure. Our algorithm accounts for Coulomb scattering and nuclear reactions. It uses the same physical models, as do the most rigorous Monte Carlo systems. Thereby it achieves the same low level of ... | https://arxiv.org/abs/2512.24514 | Academic Papers | svg |
d729ae7345b70d1b04d93ac81bbaccd69b9fdc6e0481e468a8e232248bdd1d78 | 2026-01-01T00:00:00-05:00 | Polarization-Differential Loss Enabled High Polarization Extinction in Hollow-Core Fibers | arXiv:2512.24516v1 Announce Type: new Abstract: Delivering a well defined state of polarization over hollow core fibres (HCFs) is pivotal for next generation ultra stable photonic systems. Yet in all existing HCFs, whether birefringent or not, their polarization extinction ratio (PER) rapidly deteriorates during propag... | https://arxiv.org/abs/2512.24516 | Academic Papers | svg |
b326455097269952a8b2b579ab61a57655198108a6c54df8cae7ade9e18be00e | 2026-01-01T00:00:00-05:00 | Rainfall forecasts in daily use over East Africa improved by machine learning | arXiv:2512.24525v1 Announce Type: new Abstract: Ensemble forecasting has proven over the years to be a vital tool for predicting extreme or only partially predictable weather events. In particular life-threatening weather events. Many National Meteorological Services in East Africa do not have the computing resources t... | https://arxiv.org/abs/2512.24525 | Academic Papers | svg |
e06a1a49348ec1f47b8bce095b9dbfc5754fa550ee19300a78084376a816ba89 | 2026-01-01T00:00:00-05:00 | Towards Interpretable AI in Personalized Medicine: A Radiological-Biological Radiomics Dictionary Connecting Semantic Lung-RADS and imaging Radiomics Features; Dictionary LC 1.0 | arXiv:2512.24529v1 Announce Type: new Abstract: Lung cancer remains the leading cause of cancer-related mortality worldwide, with survival strongly dependent on early detection. Standard-dose computed tomography (CT) screening using the Lung Imaging Reporting and Data System (Lung-RADS) standardizes pulmonary nodule as... | https://arxiv.org/abs/2512.24529 | Academic Papers | svg |
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