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17,191 papers

#machine learning Preprint Open access Nov 2026

Riemannian Optimization on Unknown Manifolds via Stochastic Proximal Refinement

We study Riemannian optimization on an unknown manifold accessed only through feasible samples. The central challenge is to turn feasible samples into optimization steps, i.e., the samples are drawn from the unknown feasible manifold, but do not directly provide the tangent spaces, projections, or retractions required...

Ruixiang Wu, Jiahao Ai, Tinko Sebastian Bartels et al. · 0 citations
#machine learning Preprint Open access Nov 2026

Estimation of Quantum Umlaut Information

Quantifying correlations is important for understanding how quantum states and channels support information processing. Quantum umlaut information $U$ connects such correlations to reliability in hypothesis testing and certain communication settings, but its known formulas require classical descriptions of the underlyi...

Beomjoon Kim, Donghwa Ji, Kabgyun Jeong · 0 citations
#machine learning Preprint Open access Nov 2026

AuditFL: A Contract-Backed Clearing Layer for Open Federated Learning

Federated learning (FL) keeps raw data local, but most deployments still rely on a trusted coordinator for client admission, checkpoint distribution, update collection, aggregation, and rewards. This paper presents AuditFL, a contract-backed clearing layer for auditable FL in open settings. AuditFL keeps training and a...

Alexandros Balla, Spyros Lalis · 0 citations
#machine learning Preprint Oct 2026

Coarse-Graining Optimal Transport for Rollout-Free Post-Training of Flow Matching

ReCouple is introduced, a controllable framework that constructs coarse-grained OT couplings, to better understand rollout-free OT-based post-training post-training quality, and reveals an NFE-dependent interplay between coupling optimality, neural realizability, and generation quality.

Soon Hoe Lim, Aditi Gupta, Michael W. Mahoney et al. · 0 citations
#machine learning Preprint Open access Nov 2026

Shifting Focus by Reliability: Geometric Fusion Modulation for Robust RGB-T Detection

RGB-thermal (RGB-T) object detectors combine visible and thermal imagery for robust detection, but signal corruption in either stream can substantially degrade accuracy. Restoration-based methods incur significant latency and do not consistently improve downstream accuracy, raising a more direct question: rather than r...

Liuyin Shi, Chengqi Li, Wenbo He · 0 citations
#machine learning Preprint Open access Nov 2026

When AI Investigators Cannot Trust Their Tools: Conflict-Aware Evidence Verification for Cyber Threat Investigation

LLM agents increasingly triage security alerts by combining the outputs of several detection tools, implicitly treating those tools as trustworthy. Unlike prior work on conflicts between a model's knowledge and its context, we study conflicts among the tools themselves: what happens when this machine-generated evidence...

Yuchen Zhang · 0 citations
#machine learning Preprint Oct 2026

Mechanistic Interpretability for End-to-End Self-Driving

Mechanistic interpretability to E2E driving is applied by training Sparse Autoencoders on the internal activations of a simple, single-camera end-to-end path planning model, revealing interpretable structure aligned with route intent, vehicle speed, and braking behavior.

Manav Gagvani, Benjamin Namikas, Sivamurugan Velmurugan et al. · 0 citations
#machine learning Preprint Open access Nov 2026

Adaptive Uncertainty Quantification on Simplicial Complexes with Conformalized Simplicial Neural Networks

Simplicial neural networks (SNNs) are powerful tools for prediction tasks on higher-order relational datasets stored on simplicial complexes (SCs), a higher-order generalization of graphs. However, SNNs usually lack rigorous uncertainty quantification (UQ), limiting their usefulness in high-stakes scenarios. We propose...

Lekun Wang, Jaidev Goel, Yulia R. Gel et al. · 0 citations
#machine learning Preprint Open access Nov 2026

Stochastic and Noisy Oracles in Smooth Continuous Optimization

We review models of inexact computational oracles in smooth continuous optimization and their implications for the convergence, computational complexity, and attainable accuracy of optimization algorithms. We adopt a framework in which zeroth-,first-, and second-order oracles are characterized by quantitative error bou...

Albert S. Berahas, Liyuan Cao, Katya Scheinberg · 0 citations
#machine learning Preprint Oct 2026

D2ML: Models for Direct-to-Biology Small Molecule Screening

Assay-aware learning can use the full D2B assay sequence to guide multi-objective molecular optimization, and models tailored to the structure of D2B data can improve prediction and guide the discovery of more potent and selective compounds.

AkshatKumar Nigam, N. Amara, Hillary J. Dequina et al. · 0 citations
#machine learning Preprint Open access Nov 2026

Single-Annotation, Multi-Hypothesis Segmentation with Semantic-Spatial Residual Banks

Multi-rater segmentation datasets show that a single image can admit several valid masks, yet most training sets expose only one annotation per image. We study single-annotation multi-hypothesis segmentation: each training image exposes one fixed mask, while the model must return a finite bank that covers held-out huma...

Armin Dadras, Robert Sablatnig, Franziska Proksa et al. · 0 citations
#machine learning Preprint Oct 2026

Meshless Latent Dynamics Models for Model Order Reduction of time-dependent Partial Differential Equations

A unified mathematical framework for mesh-agnostic LDMs based on conditioning in Neural Fields (NeFs) is introduced, establishing a Universal Approximation Theorem (UAT) for this class of models and analyzing their stability by deriving Lipschitz bounds for different conditioning mechanisms.

Lorenzo Tomada, F. Pichi, G. Rozza · 0 citations

From tech blogs

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Microsoft Research Blog Nov 3, 2026

Learn the rules: The hacker mindset

Research Manager Mike Walker reflects on a career spanning hacker culture, cybersecurity, and AI, sharing lessons about trust, teamwork, leadership, and why solving difficult problems requires curiosity, judgment, agility—and an understanding of the rules. The post Learn the rules: The hacker mindset appeared first on Microsoft Research.

Google DeepMind Blog Nov 3, 2026

Agentic cheminformatics with Google Antigravity

Learn how Google Antigravity and our Cheminformatics Skills accelerate drug discovery workflows, search compounds, and propose novel rigidified macrocycles.

MIT News · Artificial Intelligence Oct 28, 2026

Making machines that can listen

Professor Paris Smaragdis develops computers with superhuman hearing for applications like speech recognition, music understanding, and environmental monitoring.

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