Distributional Signatures

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  1. Signatures of semantic search in the activations of large language models

    Sep 28, 2026Luke Leckie, Peter M. Todd, Jacob G. FosterModel ActivationsFluency

    Department of Informatics, Luddy School of Informatics, Computing, and Engineering, Indiana University, Bloomington, IN · Cognitive Science Program, Indiana University, Bloomington, IN · Center for Possible Minds, Indiana University, Bloomington, IN +2

  2. Online Signature Verification Using Augmented Path Signature and T-Mamba

    Sep 8, 2026Ruiling Li, Danyu YangOnline Signature VerificationDistributional Signatures

    College of Mathematics and Statistics, Chongqing University, China

  3. Heat Field Signatures: From Point Clouds to Smooth Geometry

    Sep 7, 2026Yuanqing Wang, Yapeng Tian, Baris CoskunuzerPoint CloudsMultiscale

    Dept. of Math. Sciences University of Texas at Dallas Richardson, TX, USA · Dept. of Computer Science University of Texas at Dallas Richardson, TX, USA

  4. Context Staircase: Signature-Aligned Dynamics of Token Embeddings under Small Initialization

    Aug 31, 2026Junjie Yao, Liangkai Hang, Zhi-Qin John XuToken EmbeddingsDistributional Signatures

    School of Mathematical Sciences Shanghai Jiao Tong University Shanghai 200240, China · Institute of Natural Sciences, School of Mathematical Sciences Shanghai Jiao Tong University Shanghai 200240, China

  5. Training Leaves Traces: Centered Residual Signatures for Language Model Lineage Verification

    Aug 14, 2026Aman Singh Thakur, Rayan KhouryModel CheckpointsModel Weights

    Massachusetts Institute of Technology, USA

  6. Beyond Local Power: Functional Connectivity Analysis for Subject-Independent Learning Style Recognition

    Aug 12, 2026Wiga Maulana Baihaqi, Indriana Hidayah, Sri Kusrohmaniah +1Functional ConnectivityHuman Visual Cortex

    Dept. of Electrical and Information Engineering, Faculty of Engineering, Universitas Gadjah Mada, Yogyakarta, Indonesia · Department of Psychology, Faculty of Psychology, Universitas Gadjah Mada, Yogyakarta, Indonesia

  7. MGSB: Manifold Gated Signature Branch Pressure-Domain Baseline Architecture for Two-Phase Pipeline Flows Under Distributional Shift

    Aug 5, 2026Issah Suleiman, Sormeh Serpoosh, Nadine Elkholy +3Mobile Gas Sensor Trajectories Govern Hydrogen Leak DetectionOut-Of-Distribution Detection

  8. Sensitivity, Causality, and Repair Dissociate: A Layer-Wise Analysis of Perturbation Robustness and Its Scaling

    Aug 4, 2026Nathan Labiosa, David Buff, Ena Nayak +1Large Language Models FailLayer-Wise

    University of Southern California

  9. Temporal Leakage in LLM Backtesting: Measurement, Validation, and Adjusted Scores

    Aug 4, 2026Zeyu Zhang, Bradly C. StadieMemorizationValidation

    Department of Statistics and Data Science Northwestern University

  10. Assessing the Generalization of Graph Neural Networks for Fault Location Across Increasing Distributed Energy Resource Penetration Levels

    Jul 31, 2026Burak Karabulut, Olayiwola Arowolo, Carlo Manna +2Temporal Graph Neural NetworksGraph Neural Networks

    Dept. of Information Technology, IDLab Ghent University – imec, Ghent, Belgium · Water and Energy Transition Unit VITO, Mol, Belgium · Dept. Electrical Sustainable Energy TU Delft, Delft, Netherlands

  11. Localized Adaptation Reveals Distinct Learning Signatures in Transformers

    Jul 28, 2026Rebecca Ramnauth, Brian ScassellatiText-Only AdaptationTransformer Architectures

    Yale University

  12. ISPCloak: Weaponizing ISP for Optimization-Free Physical Camouflage against Deepfake Detectors

    Jul 24, 2026Jiale Zhao, Jiajun Wan, Lei Tang +3Deepfake DetectionBlack-Box Adversarial Attacks

    Guangdong University of Technology Guangzhou, China · Guizhou Provincial Laboratory of Big Data, State Key Laboratory of Public Big Data, Guizhou University Guiyang, China

  13. Algebraic Signatures for Structural Learning in Probability Tensors

    Jul 21, 2026Akihiro Maeda, Shohei Hidaka, Satoshi AokiDistributional SignaturesSignatures

  14. Totally Positive Matrices and the Highest-Order Coefficients of the Characteristic Polynomial

    Jul 20, 2026Tiago Closs, Leandro FarinaCoefficientsPolynomials

    Institute of Informatics, Federal University of Rio Grande do Sul, Avenida Bento Gon¸calves 9500, Porto Alegre, RS, Brazil · Institute of Mathematics and Statistics, Federal University of Rio Grande do Sul, Avenida Bento Gon¸calves 9500, Porto Alegre, RS, Brazil

  15. Topological Signatures of Context-Level Reliability in TabPFN

    Jul 20, 2026James Hu, Mahdi GhelichiPersistent HomologyTabular Prior-Data Fitted Network

    Model Development Innovation, Risk Management TD Bank, Toronto, Canada

  16. SGD Provably Prioritizes a Shortcut Spurious Feature in the XOR Model

    Jun 29, 2026Tyler LaBonte, Vidya MuthukumarFeature LearningRectified Linear Unit Networks

    H. Milton Stewart School of Industrial and Systems Engineering, Georgia Institute of Technology · School of Electrical and Computer Engineering, Georgia Institute of Technology

  17. Dead-Direction Signatures: A Cheap Spectral Reading of Singular Complexity

    Jun 19, 2026Tejas Pradeep Shirodkar, P. J. NarayananDistributional SignaturesSingular Value Decomposition

    IIIT, Hyderabad

  18. A Prototypical Signature Approach for Writer-Independent Offline Signature Verification

    Jun 16, 2026Kecia G. de Moura, Robert Sabourin, Rafael M. O. CruzOnline Signature VerificationDistributional Signatures

    École de technologie supérieure – Université du Québec Montreal, Québec, Canada

  19. Privacy-Preserving Text Sanitization for Distributed Agents Collaboration via Disentangled Representations

    Jun 13, 2026Xuan Liu, Hefeng Zhou, Sicheng Chen +6PrivacyDistributional Signatures

    Shanghai Artificial Intelligence Laboratory

  20. Transformers Learn the Mestre-Nagao Heuristic

    Jun 13, 2026Pranav Venkata KondaTransformer EncoderTransformer Architectures

  21. Geometric Second-Order Feature Correlation Learning for Self-Supervised Speech Emotion Recognition

    Jun 4, 2026Shuanglin Li, Ruxiao Qian, Siyang SongEmotion RecognitionHigh-Order Correlations

    Xiangjiang Laboratory, Changsha, China · University of Exeter, Exeter, UK

  22. Failed Reasoning Traces Tell You What Is Fixable (But Not by Reading Them)

    Jun 3, 2026Nizar Islah, Istabrak Abbes, Irina Rish +2Reasoning TracesLatent Failure Patterns

    1Mila - Quebec AI Institute · 2Université de Montréal · 3Polytechnique Montréal +1

  23. Prospect-Theory Behavior from Bellman Optimality in MDPs with Catastrophic States

    May 31, 2026Yujiao ChenConditional-Value-At-RiskMarkov Decision Processes

    Massachusetts Institute of Technology · Cambridge, MA 02139, USA

  24. Detection vs. Execution: Single-Bucket Probes Miss Half the Mamba-2 State Sink

    May 30, 2026Yuhang JiangAblationDistributional Signatures

    Independent Researcher

  25. Linear Ensembles Wash Away Watermarks: On the Fragility of Distributional Perturbations in LLMs

    May 28, 2026Zhihao Wu, Gracia Gong, Qinglin Zhu +2Large Language Model WatermarksWatermarks

    Department of Informatics, King’s College London, UK · Department of Mathematics, Imperial College London, UK · Department of Statistics, University of Warwick, UK.

  26. Encoding Robust Topological Signatures for Hyperdimensional Computing

    May 16, 2026Arpan KusariTopological LearningTopology

    University of Michigan Transportation Research Institute University of Michigan Ann Arbor, MI 48109

  27. Relational Retrieval: Leveraging Known-Novel Interactions for Generalized Category Discovery

    May 10, 2026Yulin Xu, Chunqi Guo, Yuanzhen Shuai +1Generalized Category DiscoveryMultimodal Domain Generalization

    University College London London, UK · Juniata College Huntingdon, USA

  28. Von Neumann Networks

    May 7, 2026Shekhar S. ChandraDeep LearningDistributional Signatures

    School of Electrical Engineering and Computer Science, The University of Queensland, Australia.

  29. Cheeger--Hodge Contrastive Learning for Structurally Robust Graph Representation Learning

    Apr 29, 2026Mengyang Zhao, Longlong Li, Cunquan QuGraph Representation LearningContrastive Learning

    School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore 637371, Singapore · Data Science Institute, Shandong University, Jinan 250100, China

  30. Feature Repulsion and Spectral Lock-in: An Empirical Study of Two-Layer Network Grokking

    Apr 28, 2026Yongzhong XuFeature LearningGrokking

  31. LEXIS: LatEnt ProXimal Interaction Signatures for 3D HOI from an Image

    Apr 22, 2026Dimitrije Antić, Alvaro Budria, George Paschalidis +2Geometric ReconstructionInteractivity

    University of Amsterdam, The Netherlands · Max Planck Institute for Intelligent Systems, Tübingen, Germany · Aristotle University of Thessaloniki, Greece

  32. EEG-Based Emergency Braking Intensity Prediction Using Blind Source Separation

    Apr 20, 2026Zikun Zhou, Wenshuo Wang, Wenzhuo Liu +5ElectroencephalographyEmergency Braking Intensity Prediction

    School of Mechanical Engineering, Beijing Institute of Technology, Beijing, China

  33. Extending SSMs with the Exponentially Weighted Signature

    Mar 19, 2026Alexandre Bloch, Benjamin Walker, Joël Mouterde +3Distributional SignaturesSignatures

    Mathematical Institute, University of Oxford · SKF · Department of Mathematics, Imperial College London

  34. Same Compression Principle, Different Geometry: Rate-Distortion Signatures Dissociate Biological and Artificial Visual Systems

    Mar 2, 2026Leyla Roksan Caglar, Pedro A. M. Mediano, Baihan LinRate-Distortion TheoryDistributional Signatures

    Windreich Department of AI and Human Health Icahn School of Medicine at Mount Sinai New York, NY, USA · Department of Computing Imperial College London London, UK · Windreich Department of AI and Human Health Department of Psychiatry Icahn School of Medicine at Mount Sinai New York, NY, USA

  35. Persistent Entropy as a Detector of Phase Transitions

    Feb 8, 2026Marcos Gutierrez-del-Pozo, Eduardo Paluzo-Hidalgo, Matteo RuccoPhase TransitionsChange-Point Detection

  36. Adaptively Truncated Signature-based Logistic Regression for Semi-parametric Functional Classification

    Jul 9, 2025Pengcheng Zeng, Siyuan JiangLogistic RegressionExponential Family

    Institute of Mathematical Sciences, ShanghaiTech University, Shanghai, China