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20 papers in the last four weeks, up 300% on the four weeks before. 0.2% of all new papers.

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  1. PhaseAT: Fourier Phase Adversarial Training for Medical Image Domain Generalization

    Oct 1, 2026Ahmed Sharshar, Asif Hanif, Naveen Kumar Kummari +2Multimodal Domain GeneralizationMedical Images

    Division of Computing and Mathematical Sciences Mohamed bin Zayed University of Artificial Intelligence, Abu Dhabi, UAE

  2. Group-Invariant Statistics Determine Embedding Geometry: Harmonic Analysis of Representations from Bach to the Night Sky

    Sep 30, 2026Liam Storan, Andreas Tolias, Nina MiolaneRepresentation SpaceSymmetry

    Stanford University · University of California, Santa Barbara

  3. TSGL: Teacher-Student Graph Learning for 3DGS Compression

    Sep 29, 2026Matin Bani Saedi, Matthew Kyan, Gene CheungLarge-Scale 3D Editing DatasetSparse-View

    York University, Canada

  4. Rate-Agnostic Bioacoustics: Heterogeneous Multi-Taxa Classification with Continuous Filterbanks and Fourier Neural Operators

    Sep 29, 2026Stefano Ciapponi, Francesco Ardan Dal Rı, Nicola Conci +1Passive Acoustic MonitoringFourier

    University of Trento · Fondazione Bruno Kessler

  5. Aperture: Merge-Consistent Rotary States for Compressed Tokens

    Sep 29, 2026Yuhao Du, Shunian ChenToken CompressionRotary Position Embedding

    The Chinese University of Hong Kong, Shenzhen · Shenzhen Loop Area Institute

  6. Analog Computing revisited: A fully analog and minimalistic Damage Detector for Ultrasonic Testing enabling Material-Integrated Structural Health Monitoring

    Sep 28, 2026Stefan BossePiezoelectric TransducersRobotic Ultrasound

    University of Koblenz, Practical Computer Science, Koblenz, Germany

  7. Subgroup Rank-1 Lattice for Practical High-dimensional Black-box Integral Approximation

    Sep 28, 2026Yueming LyuKernel MethodBayesian Quadrature

    Centre for Frontier AI Research (CFAR) Agency for Science, Technology and Research (A*STAR) 1 Fusionopolis Way #16-16 Connexis Singapore, 138632

  8. Theory Guided and Interpretable Neural Operator Design for Partial Differential Equation Learning

    Sep 27, 2026Zeyuan Song, Zheyu JiangNeural Partial Differential Equation SolversNeural Operators

    Oklahoma State University Stillwater, OK 74078

  9. A Study of the Limits of Collaborative DCT-Based Image Denoising via Interpretable Neural Networks

    Sep 24, 2026Cristian Comellas, Julia Navarro, Antoni BuadesIterative Denoising MethodsVisual Priors

    Department of Mathematics and Computer Science, Universitat de les Illes Balears, Cra. de Valldemossa, km 7.5, Palma, 07122, Balearic Islands, Spain.

  10. Exact Factorisation and Fast Computation of Invertible Constant-Q Transforms

    Sep 24, 2026Facundo Franchino, Eloi Moliner, Vesa VälimäkiFourierQuantizer

    Massachusetts Institute of Technology, Cambridge, MA, USA · Acoustics Lab, Dept. of Information and Communications Eng., Aalto University, Espoo, Finland

  11. Modeling Load-, Velocity-, and Temperature-Dependent Transmission Errors of Cycloidal Drives for Industrial Robots Using Fourier Series

    Sep 24, 2026Christian J. E. Bauer, Valentin Kamm, Marcel Dzubba +3WheelTransmission

    Institute for Control Engineering of Machine Tools and Manufacturing Units (ISW), University of Stuttgart, 70174 Stuttgart, Germany

  12. On Basis Function Selection for Sparse Gaussian Process Regression

    Sep 22, 2026Marnix Van Soom, Ivan De BoiGaussian ProcessBasis Functions

    AI Lab Vrije Universiteit Brussel · InViLab University of Antwerp

  13. Notes on Fourier-Bessel wavelets

    Sep 22, 2026Marcel Venturotti, Georgios ExarchakisWaveletsFourier

    Department of Computer Science, University of Bath.

  14. Beyond Uniform Subspaces: Spectrum-Aware and Depth-Adaptive Fusion for Multi-Task Model Merging

    Sep 21, 2026Ruxi Gu, Zilei Wang, Wei WangContinual Model MergingMulti--Task Learning

    Department of Automation, University of Science and Technology of China · State Key Laboratory of General Artificial Intelligence, BIGAI · School of Computer and Communication Engineering, University of Science and Technology Beijing

  15. Fourier Analysis of Parametrized Interactive Quantum Classifiers

    Sep 16, 2026Fábio Novaes, Fernando M. de Paula Neto, João V. M. CardosoQuantum LearningHamiltonian

    Academic Unit of Belo Jardim, Federal Rural University of Pernambuco, Belo Jardim, Pernambuco 55156-580, Brazil · Center of Informatics, Federal University of Pernambuco, Recife, Pernambuco 50740-560, Brazil

  16. Quantum-Inspired Trainable and Parameter-Efficient Tensor Networks for Image Inpainting

    Sep 15, 2026Shiwen An, Konstantinos SlavakisTensor NetworksQuantization-Aware Training

    Institute of Science Tokyo, Department of Information and Communications Engineering, Yokohama, Japan

  17. Implementing a White-Box Undetectable Backdoor for Random Fourier Features

    Sep 14, 2026Michael Collins, Jada Cumberland, Brianne Dunn +3Atom-Averaged FeaturesBlack Box

    Laboratory for Advanced Cybersecurity Research Laurel, MD 20707 · School of Cybersecurity Old Dominion University Norfolk, VA 23259 · Old Dominion University Norfolk, VA 23259 +1

  18. EBL: Efficient Broad Learning for Distributed Adaptive Harmonic Analysis

    Sep 14, 2026Changhong Li, Georgios Floros, Biswajit Basu +1Electric VehiclesField-Programmable Gate Arrays

    Reconfigurable Computing Systems Lab, Electronic & Electrical Engineering Trinity College Dublin, Ireland

  19. Low-Dimensional Embeddings for Gaussian Kernels on Manifolds

    Sep 14, 2026Soumik Dutta, Kunal DuttaData ManifoldKernel Method

    Institute of Informatics, University of Warsaw, Poland

  20. CRFCAN: A Complex-Valued Cross-Domain Residual Network for Joint Channel and Phase Noise Estimation in Sub-THz OFDM Systems

    Sep 14, 2026Ruilin Wang, Xiaodai DongChannel EstimationFourier

    Department of Electrical and Computer Engineering, University of Victoria, Victoria, BC V8P 5C2, Canada

  21. LaST-SR: Laplace-Inspired Steady-Transient Complex-Frequency Decomposition for Single Image Super-Resolution

    Sep 2, 2026Linhao Li, Zhaojie Pan, Langkun ChenTwo-Level Spatial-Frequency Fusion StrategyFourier

    School of Mathematics Southeast University Nanjing, China

  22. FLaG: Frequency-Domain Latent-attention Gated Pooling for Token Aggregation

    Sep 1, 2026Kewei Li, Rongying Zhang, Xueli Wang +6Global Average PoolingFourier

    College of Computer Science and Technology, Jilin University, Changchun, 130012, China. · Key Laboratory of Symbolic Computation and Knowledge Engineering of Ministry of Education, Jilin University, Changchun, 130012, China. · Institute for Quantitative and Computational Biology, University of California, Los Angeles, 90024, United States of America. +4

  23. U-PAST: A Phase-Aware Audio Spectrogram Transformer-U-Net for Single-Channel Speech Enhancement

    Aug 31, 2026Cao Duong Ly, Jörn AnemüllerSpeech EnhancementNeural Audio

    Department of Medical Physics and Acoustics Carl von Ossietzky University Oldenburg Oldenburg, Germany 26129

  24. Alignment of Similarity-Transformed Images Based on Fourier--Mellin Transform Using Auxiliary Function Method

    Aug 12, 2026Shinji Yamashita, Yuma Kinoshita, Hitoshi KiyaImage RegistrationFourier

    Tokai University, Japan · Tokyo Metropolitan University, Japan

  25. DEFT: Data-Efficient Frequency-domain Top-k Sampling via Inverse Discrete Fourier Transform for Spatiotemporal Dynamical Systems Modeling

    Aug 11, 2026Hengbo Xiao, Jiale Liu, Jiahao Song +1Frequency DomainPartial Differential Equations

    Peking University

  26. Phase State Space Models: Parallel, Surrogate-Free Training of Spiking Networks

    Aug 7, 2026Wilkie Olin-AmmentorpSpiking Neural NetworksRecurrent Neural Networks

    Argonne National Laboratory, Lemont, Illinois, USA

  27. Alternating Levenberg-Marquardt Training of Physics-Informed Neural Networks with Fourier-Enhanced Features

    Aug 6, 2026Yulun Wu, Matthieu Barreau, Miguel Aguiar +1Parametric Physics-Informed Neural NetworkPartial Differential Equations

    Division of Decision and Control Systems, School of Electrical Engineering and Computer Science, KTH Royal Institute of Technology, Stockholm, 100 44, Sweden

  28. Universal Function Approximation via Diffractive Optical Processors: Physical Limits, Error Bounds, and Learnability

    Aug 5, 2026Md Sadman Sakib Rahman, Che-Yung Shen, Aydogan OzcanOpticalFourier

    Electrical and Computer Engineering Department, University of California, Los Angeles, CA, 90095, USA · Bioengineering Department, University of California, Los Angeles, CA, 90095, USA · California NanoSystems Institute (CNSI), University of California, Los Angeles, CA, 90095, USA

  29. Estimating SSIM from MSE for DCT-Based Compressed Images

    Aug 3, 2026Luc Trudeau, Maria G. MartiniLearned Image CompressionImage Quality Assessment

    Universit´e du Qu´ebec `a Rimouski, Rimouski, QC, Canada · Kingston University London, London, UK

  30. Fractional Parabolic Partial Differential Equations in Anisotropic Spectral Barron Spaces: Regularity and Neural Approximation

    Jul 30, 2026Jae-Hwan Choi, Hyojae Lim, Jinsol Seo +2Neural ApproximationsPartial Differential Equations

  31. ClockRoPE: Random Fourier Rotations for Temporal Routine Modeling

    Jul 29, 2026Yiwen Chen, Joshua Ainslie, Krzysztof Choromanski +4Rotary Position EmbeddingSequence Modeling

    YouTube · Google DeepMind

  32. Breaking the Periodicity Assumption: Robust Tensorial Multi-View Clustering via Graph-Spectral Low-Rank Learning

    Jul 28, 2026Jintian Ji, Xingsu Li, Songhe FengTensor DecompositionClustering

    Computer Science and Engineering The Hong Kong University of Science and Technology Hong Kong, China · School of Computer and Information Technology Beijing Jiaotong University, Beijing, China

  33. Fourier Feature Physics-Informed Neural Networks for Elasto-Plastic Analysis of Geomaterials with a Non-Associative Mohr-Coulomb Model

    Jul 27, 2026Apisit Robjanghvad, Sompote YouwaiFinite Element MethodParametric Physics-Informed Neural Network

    AI research group, Department of Civil Engineering, Faculty of Engineering, King Mongkut’s University of Technology Thonburi, Thailand

  34. Low-light Image Enhancement via Multi-scale Attention combined with Fourier Transform

    Jul 27, 2026Wenbin Du, Jian Long, Zhu CaoLow-Light Image EnhancementLow-Light Images

    aKey Laboratory of Smart Manufacturing in Energy Chemical Process, Ministry of Education, East China University of Science and Technology, Shanghai, 200237, China · bCollege of Electronics and Information Engineering, Tongji University, Shanghai 201804, China · cShanghai Research Institute for Intelligent Autonomous Systems, Tongji University, Shanghai 201210, China

  35. Research Report on Noise-Shaped One-Bit Coefficients in Discrete Polynomial Fourier Extension

    Jul 26, 2026Shengquan WangFourierEqual Error Rate

    [cs.CL]

  36. Distributional Split Criteria for Random Forests: Extensions, Shrinkage, and the Robustness of Mean Splitting

    Jul 26, 2026Silas KoemenRandom ForestForests

  37. Fast Trainable Multilinear Bases for Image Compression

    Jul 26, 2026Shiwen An, Zhongyi Ni, Huanhai Zhou +1Learned Image CompressionBasis Functions

    Department of Information and Communication Engineering, Institute of Science Tokyo, Yokohama 226-8501, Japan · Center for Advanced Intelligence Project (AIP), RIKEN, Tokyo 103-0027, Japan · Thrust of Advanced Materials, The Hong Kong University of Science and Technology (Guangzhou), Guangzhou, Guangdong 511453, China

  38. Extending Fourier Neural Operators for Modeling Parameterized and Coupled PDEs

    Jul 26, 2026Cheng Jing, Uvini Balasuriya Mudiyanselage, Abhishek Verma +3Fourier Neural OperatorsNeural Operators

    Arizona State University · Applied Materials Inc.

  39. Distribution-Specific Curvature Control with Finite-Sample Guarantees for Open-Weight Safety

    Jul 24, 2026Domenic Rosati, Ali Dadsetan, Hong Huang +5Safety AlignmentCurvature-Aware Spectral Framework

    1Dalhousie University · 2Vector Institute for Artificial Intelligence · 3Indian Institute of Management Bangalore

  40. Flash EQ-Linear: Accelerating Equivariant Linear Layers via Group-wise Discrete Fourier Transform

    Jul 23, 2026Zhongchen Zhao, Jixin Wang, Qi Xie +4Equivariant Neural NetworksRotation Equivariance

    Xi’an Jiaotong University · The Hong Kong Polytechnic University · OPPO Research

  41. Spectral Transformation for Layer-wise Global Rank Discovery in Federated LoRA for Vision Transformers

    Jul 23, 2026Hariharan Ramesh, Jyotikrishna DassLow-Rank Adaptation AdaptersFourier

    Department of Electrical and Computer Engineering University of Arizona, Tucson, AZ 85719

  42. Adaptive Mamba Neural Operators

    Jul 20, 2026Zeyuan Song, Zheyu JiangNeural Partial Differential Equation SolversNeural Operators

    School of Chemical Engineering Oklahoma State University Stillwater, OK 74078, USA

  43. An Explainable FFT-Based Spatial-Frequency Fusion Framework for Deepfake Detection

    Jul 19, 2026Pamela Kirui, Cho Hyuk, Qingzhong Liu +1Deepfake DetectionTwo-Level Spatial-Frequency Fusion Strategy

    Department of Computer Science Sam Houston State University Huntsville, Texas, USA

  44. Coordinated Incremental Trajectory Tracking of a Tailsitter Drone

    Jul 13, 2026Evangelos Ntouros, Ewoud J. J. SmeurUnmanned Aerial VehiclesAutonomous Drones

    All authors are with Faculty of Aerospace Engineering, Delft University of Technology, The Netherlands.

  45. Overcoming Fourier Locking in Quantum Data Re-uploading Classifiers via Spectral Homotopy

    Jul 13, 2026Spencer TopelAnisotropic Loss LandscapesFourier

    Moth, Brooklyn, New York

  46. FourierQK: Spectral Preprocessing of Query-Key Projections Improves Transformer Attention

    Jul 8, 2026Athanasios ZerisTransformer AttentionTransformer Architectures

    Independent Researcher, Athens, Greece.

  47. Multiplication Beyond Groups: Stratified Fourier Mechanisms in Transformer Circuits

    Jul 8, 2026Zitong Andrew Chen, Junaid Hasan, Akhil Srinivasan +2FourierSmall Models

    1UW Math AI Lab, University of Washington.

  48. Fourier Preconditioning for Neural Feature Learning

    Jul 2, 2026Preston Pitzer, Anish Pradhan, Harpreet S. DhillonSpectral PreconditioningFourier

  49. From Spectral Methods to Sample Complexity Bounds for Fourier Neural Operators

    Jul 1, 2026Nisha Chandramoorthy, Daniel Sanz-Alonso, Nathan WaniorekFourier Neural OperatorsNonlinear Operators

    University of Chicago

  50. FRAME: Learning the Adaptation Domain with a Mixture of Fractional-Fourier Experts

    Jun 30, 2026Tom Saliencro, Maya Lindqvist, Rohan Desai +2FourierExperts

    University of California, Irvine · University of Washington

  51. Higher-Order Fourier Neural Operator: Explicit Mode Mixer for Nonlinear PDEs

    Jun 26, 2026Alex Colagrande, Paul Caillon, Eva Feillet +1Fourier Neural OperatorsPartial Differential Equations

    Miles Team, LAMSADE, Université Paris Dauphine-PSL, Paris, France · Université Paris-Saclay, CNRS, LISN, 91400, Orsay, France · ESPCI PSL, Paris, France

  52. ScaLe-INR: Scale and Learn Implicit Neural Representations

    Jun 26, 2026Buwaneka Epakanda, Athulya Ratnayake, Pandula Thennakoon +4Signal ReconstructionMulti-Scale Convolution

  53. Scalable and Differentiable Point-Cloud Registration Using Maximum Mean Discrepancy

    Jun 26, 2026Rixon Crane, Fahira Afzal Maken, Nicholas Lawrance +4Point Cloud RegistrationImage Registration

    Data61, CSIRO, Brisbane, Australia · Data61, CSIRO, Sydney, Australia · Work done while at Data61, CSIRO, Brisbane, Australia +3

  54. A Framework for Directed Hypergraph Signal Processing via tensor t-SVD

    Jun 23, 2026Carlos Mundo-Levano, Nicolás Bello, Daniel L. Lau +1HypergraphsGraph Edge Sparsification

    Department of Electrical and Computer Engineering, University of Delaware, Newark, DE 19716, USA · Institute for Financial Services Analytics, University of Delaware, Newark, DE 19716, USA · Department of Electrical and Computer Engineering, University of Kentucky, Lexington, KY 40506, USA

  55. Real vs. Complex Spectral Bases for Neural Operators: The Role of Green's Function Alignment

    Jun 23, 2026Jason Sulskis, Sathya RaviFourier Neural OperatorsNeural Operators

    Electronic Systems Laboratory, Applied Embedded Systems Division Georgia Tech Research Institute · Department of Computer Science University of Illinois at Chicago

  56. Data Augmentation: A Fourier Analysis Perspective

    Jun 23, 2026Behrooz Tahmasebi, Melanie Weber, Stefanie JegelkaData AugmentationEquivariant Learning

    Harvard John A. Paulson School of Engineering and Applied Sciences, Harvard University, Cambridge, MA 02138, USA. · Technical University of Munich (CIT, MCML, MDSI) · MIT Computer Science and Artificial Intelligence Laboratory (CSAIL)

  57. Prime Fourier Embeddings: A Principled Basis for Modular Arithmetic

    Jun 22, 2026Hyunsang Hwang, Suhyun Bae, Donghun LeeBehavioral EmbeddingsFourier

    Department of Mathematics, Korea University, Seoul, South Korea.

  58. DE-FIVE: Detecting Malicious Image Prompts via Fourier Features and Image Vector Embeddings

    Jun 22, 2026Xingwei Zhong, Varun Sharma, Kar Wai Fok +1Visual EmbeddingsFourier

  59. Configurable Algorithms for Histopathologic Cancer Detection on Quantum Hardware

    Jun 19, 2026Nandika Goyal, Glen Uehara, Andreas SpaniasFourier

    SenSIP Center, School of ECEE · Arizona State University

  60. Neural Phase Correlation

    Jun 16, 2026Cole ReynoldsImage RegistrationDeformable Cnn

    Weyl Labs