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17,191 papers

#artificial intelligence Preprint Oct 2026

A self-learning scientific agent for X-ray diffraction

Gan Jiang, a self-learning agent for powder X-ray diffraction built on a diffraction-analysis ecosystem the authors developed: XMatcher, XQueryer, XDecomposer and WPEM, demonstrates how an integrated scientific tool ecosystem can support agents that extract structural knowledge from measurements while accumulating vali...

Bin Cao, Hui-Chi Zhou, Ru-Yun Yang et al. · 0 citations
#machine learning Preprint Open access Oct 2026

Scen-Opt: A Scenario Optimization Toolbox for Data-Driven Convex Programming

The scenario approach is a well-established statistical framework for data-driven decision-making. In particular, in data-driven optimization, the scenario approach unveils how the problem structure governs out-of-sample generalization, and offers a principled basis for assessing and certifying the reliability of the o...

Ben Wooding, Simone Garatti, Marco C. Campi et al. · 0 citations
#machine learning Preprint Open access Oct 2026

CHARTER: Auditing Reference Substitution in Hierarchical Compact-Evidence Evaluation for Computational Pathology

In digital pathology, compact evidence is often used to explain or audit predictions made by whole-slide image multiple instance learning models. In hierarchical compact-evidence pipelines, candidate filtering introduces a strategy-specific candidate-conditioned prediction alongside the original full-bag prediction. If...

Hyun Do Jung, Jungwon Choi, Soojung Choi et al. · 0 citations
#machine learning Preprint Open access Oct 2026

Forecast Accuracy Is Not Trading Profit: Evolving Small Recurrent Networks for Stock Return Prediction

Time series forecasting models are typically compared on pointwise error, which scores a prediction in isolation from the decision it is produced for, and a lower forecast error does not imply a better decision downstream. A parallel debate asks whether modern transformer architectures forecast better than recurrent an...

Jonathan Chang, Zimeng Lyu · 0 citations
#artificial intelligence Preprint Oct 2026

Do I Need the Cloud? Uncertainty-Aware Step-Level Handoff for Small Language Model Agents

Small language models (SLMs) are attractive as local agent controllers because they reduce remote inference, latency, and deployment footprint, yet structured tool errors can cause an agent step to fail. Existing routers typically select a model once per query. However, agents expose sequential decision points whose di...

Abolfazl Younesi · 0 citations
#machine learning Preprint Oct 2026

Stochastic Gradient Descent Ascent is Suboptimal for Nonconvex-P{\L} Min-Max Games

How far can stochastic gradient descent ascent (SGDA) go by tuning its timescale ratio and step sizes in nonconvex min-max games? We answer this question for nonconvex-P{\L} (NC-P{\L}) games by establishing the first tight complexity of two-timescale SGDA with a fixed timescale ratio and non-increasing step sizes. For...

Junsoo Ha · 0 citations
#machine learning Preprint Oct 2026

Common-Mode Errors Limit Low-Timestep Deep Spiking Q-Networks

This work finds that low-timestep DSQNs suffer disproportionately from common-mode errors shared across action values, which are particularly detrimental to temporal-difference learning through bootstrapped targets, and proposes Common-Mode Compensation Deep Spiking Q-Network (CMC-DSQN), which uses an auxiliary ANN to...

Zi-Jie Xu, Bing-Rui Guo, Yi-Ding Sun et al. · 0 citations
#artificial intelligence Preprint Oct 2026

Persistent Memory in Multi-Agent LLM Inference: What It Costs, What It Buys, and When You Can Tell

Decomposing long-context inference across cooperating agents bounds the active KV cache per call rather than total evidence, which matters when KV-cache memory binds. Many such systems add a persistent tier storing and recalling reasoning traces, usually validated by an ablation reporting an accuracy gain. We measure b...

Ho-Chan Son, Kyungdoe Han, Jaehan Koh et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Quantization Effects on Tool-Failure Recovery Vary Across Prompts and Evaluation Designs

Post-training quantization reduces the cost of deploying language-model agents, but its effect on recovery from temporary tool failures can depend on how recovery is evaluated. We compare 8-bit and 4-bit variants of Llama-3.1-8B-Instruct and Qwen2.5-7B-Instruct on twenty deterministic tool-use tasks and five prompts. T...

Yuhe Hu · 0 citations
#machine learning Preprint Oct 2026

APEX: Speculate smarter, not deeper

Speculative decoding reduces large language model inference latency by drafting multiple tokens before target-model verification, but its effectiveness depends on both the proposal mechanism and draft depth. Fixed configurations cannot respond to changes in predictability, repetition, and acceptance during generation,...

Manvi Jha, Zach Zhang, Zhi-Chao Xu et al. · 0 citations
#machine learning Preprint Oct 2026

Trustworthy Method Comparison with AI Judges: Estimation and Design under Order, Batch, and Aggregation Effects

Large language models (LLMs) are increasingly used as judges for automated AI evaluation. A common practice is to randomize prompt sequences and average the resulting scores, but its statistical validity remains unclear. We show that LLM evaluation mechanisms can be approximated by a class of Markov generalized linear...

Tian-Xi Li, Jie Ding · 0 citations
#machine learning Preprint Oct 2026

High-dimensional online calibration from harmonic weights

We study the online calibration of multidimensional forecasts over an arbitrary convex set $Y\subseteq\mathbb{R}^d$ relative to an arbitrary error norm $\|\cdot\|_{L}$. For forecasting $d$ binary outcomes simultaneously ($Y=[0,1]^d$), we give the first algorithm that achieves $\varepsilon$-calibration in a number of ro...

Maxwell Fishelson, M. Mohri · 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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