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17,191 papers

#machine learning Preprint Open access Nov 2026

Statistical Foundations of Reinforcement Learning: A Non-Asymptotic Perspective

Reinforcement learning (RL) embodies a foundational paradigm for sequential decision-making in the face of uncertainty. The rapid growth of model complexity in emerging applications has significantly amplified the challenges of achieving data-efficient RL, particularly in sample-starved scenarios where data collection...

Yuxin Chen, Yuejie Chi, Jianqing Fan et al. · 0 citations
#machine learning Preprint Open access Nov 2026

On-Chain Behavioral Signatures for Classifying Centralized Exchange Addresses on Ethereum Using Proof-of-Reserves

Centralized exchanges (CEXs) are key gateways between traditional finance and digital asset markets, yet identifying their blockchain addresses remains challenging. Existing approaches often rely on opaque attribution labels or treat exchanges as secondary classification targets, leaving generalization to unseen exchan...

Seongchan Park, Hyunho Jeon, Byungsoo Kang et al. · 0 citations
#machine learning Preprint Oct 2026

Learning Nonlocal Interactions in Large-Scale Heterogeneous Metamaterials through Scientific Machine Learning

DANO is presented, which learns configuration-dependent interactions in heterogeneous systems governed by linear field equations from field data alone, and its full-field prediction under geometric heterogeneity and across drive conditions, small-to-large domain transfer, and multifunctional inverse design is demonstra...

Dex Doksoo Lee, Jehyeon Shin, Yue Yu et al. · 0 citations
#machine learning Preprint Open access Nov 2026

Text as an Index for Zero-Shot Cross-Domain Knowledge Tracing

Knowledge tracing (KT) predicts a student's next response from their history. New platforms often have question texts but no response logs for training, motivating zero-shot cross-domain KT. Existing transfer and cold-start methods use question semantics, but cross-platform semantic discrepancies limit transferability....

Yin Yi, Haiping Ma, Siyu Song et al. · 0 citations
#machine learning Preprint Oct 2026

Overcoming the Representational Limitations of Amplitude Encoding for Quantum Neural Networks

Quantum Neural Networks (QNNs) offer a framework for learning functions from classical data, but their expressive power depends critically on how inputs are encoded into quantum states. Angle encoding can require resources that scale with the number of features, whereas amplitude encoding represents $d$ features using...

Vincent Gurgul, D. Prinz · 0 citations
#machine learning Preprint Oct 2026

What Standard Evaluations Hide About Detectors of Hijacked LLM Agents: Rare Attacks, Unseen Tools and Benchmark Transfer

A checklist for evaluating trace detectors is turned into a guide for evaluating trace detectors after finding that attacks or anomalies make up 16% to 86% of the test samples, no evaluation varies that share, and six report no test on data from a second benchmark or source.

Mahmoud Abbasi, V. JuanM.Núñez, A. Shahraki · 0 citations
#machine learning Preprint Open access Nov 2026

Peeling the Matryoshka: Extracting Ontological Structure from Retrieval Embeddings

Taxonomy construction is essential for knowledge-intensive NLP yet remains costly: clustering-based methods (i) need careful per-corpus tuning and yield unstable hierarchies, while LLM-based pipelines (ii) depend on expensive task-specific training that does not transfer across domains. We report an empirical finding t...

Eunchan Kim, Inwhee Joe · 0 citations
#machine learning Preprint Oct 2026

From Training Exposure to Membership Evidence: A Controlled Study of OLMo 2

Whether a language model was trained on a document matters for copyright, privacy, and benchmark contamination. Yet most membership-inference (MI) evaluations on language models collect members and non-members after the fact, so success may reflect distribution shift and failure is inconclusive. We re-ran OLMo 2 1B's o...

A. Banaei, Muhammad Shahzad, Gerald Q. Maguire et al. · 0 citations
#machine learning Preprint Oct 2026

Leveraging Quantum Measurement Randomness for Shot-Efficient Diffusion Models

This paper uses the noise quantum measurement produces anyway to replace part of the noise the sampler would otherwise inject to replace part of the noise the sampler would otherwise inject in the denoising diffusion implicit model.

Tian-Hao Guo, Dian-Xin Zheng, Yu-Hua Qian et al. · 0 citations
#machine learning Preprint Oct 2026

Enhancing Medical Lesion Segmentation via Several Simple Modules

This work introduces three lightweight enhancement modules for medical lesion segmentation to improve clinical applicability, particularly under data-scarce and computationally constrained environments, and proposes DT-Morph Combined Loss with continuous spatial pooling to optimize differentiable topological structures...

Rui-Chen Li, Zhao-Lun Yao · 0 citations
#machine learning Preprint Open access Nov 2026

Co$^2$ODE: Conditionally Coarse-Grained Model Discovery for Rewiring in Biochemical Networks

Biochemical networks propagate the signals that regulate cellular behaviour, and which routes carry them depends on cellular context: a shift in context rewires the network's effective dynamics. Mechanistic simulators are misspecified here because the effective dynamics emerge from an interaction structure that is only...

Theodore de Pomereu, Fabian Fr\"ohlich · 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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