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18,068 papers

#machine learning Preprint Open access Oct 2026

Choosing the Number of Attention Heads from Intrinsic Dimension: A Small-Scale Study

The number of attention heads in a transformer is usually set by convention or grid search. We test a simple heuristic for setting it in advance: estimate the intrinsic dimension of token representations without labels, and use roughly that many heads. We estimate intrinsic dimension with a nested-dropout VAE trained o...

Arjun Boya, Charan Sai Bandaru, Masthanaiah Pillimetla et al. · 0 citations
#artificial intelligence Preprint Oct 2026

AtomSearch: Evidence-Grounded Tree Search for Agent Skill Optimization

AtomSearch is introduced, which keeps revision actions local while using subsequent skill states to guide search, and shows how local rule edits can support the exploration of useful revision paths and yield compact skills, with additional offline evaluations used to explore alternative states.

Jiang-Shuai-Chen-Rui-,-Zhang-Rong-,-Wang-Gui-Fang- Tong, Sen Deng, Ming-Pei Peng et al. · 0 citations
#machine learning Preprint Open access Oct 2026

SAM3RL: Memory Control via Reinforcement Learning for Visual Object Tracking

Segment Anything Model 3 (SAM 3) is a foundation model for image and video segmentation that sets the state of the art in visual object tracking. Its tracker, inherited from SAM 2, stores information from past frames in a memory bank, managed by a simple First-In-First-Out rule, allowing temporal consistency in complex...

Tom\'a\v{s} \v{C}\'i\v{z}ek, Matej Straka, Illia Volkov et al. · 0 citations
#machine learning Preprint Oct 2026

Convergence Rates of Gaussian Process Thompson Sampling for Efficient Global Optimization

Efficient global optimization aims to identify a global optimum of an expensive black-box function within a limited evaluation budget $N$. We investigate the convergence rates of Gaussian process Thompson sampling (GP-TS) under noiseless observations, assuming a fixed objective function in a reproducing kernel Hilbert...

Hao-Wei Wang, Yi-Lin Zheng · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Multimodal Medical Image Parsing with Task-Specific Low-Rank Adapters

Adapting a single vision-language model to medical image parsing requires training choices that reflect the demands of each task. We study task-specific adaptation with Qwen3.5-9B for FLARE 2026 Task 3, covering six task families and seven imaging modalities. Our system couples a shared, frozen 4-bit backbone with LoRA...

Taha Sabir, Alberto Montero Molina, Thinh Quang Ly et al. · 0 citations
#machine learning Preprint Open access Oct 2026

Few-Shot Adaptation for Anomalous Sound Detection at Low False-Positive Rate

Reliable fault detection is crucial for industrial machinery in large-scale facilities, where unexpected failures can cause costly downtime and production interruptions. Although acoustic monitoring provides a scalable solution for machine condition monitoring, its deployment is often constrained by high false-positive...

Simone Lugani, Christof Pichler, Hannes Wegleiter et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Explorer-Zero: Improving Self-Play for Long-Horizon Tasks with Decomposable Verifiable Rewards

Training LLM agents on long-horizon interactive tasks with reinforcement learning typically relies on human-annotated tasks and reliable verification, both expensive to construct for stateful environments. Self-play offers an alternative, but must generate achievable, compositional tasks and provide feedback beyond bin...

Tianyu Liu, Davide Belli, Bence Major et al. · 0 citations
#machine learning Preprint Open access Oct 2026

On the Optimisation Landscape of Overparameterised Weighted MMD

We study the optimisation landscape of the maximum mean discrepancy (MMD) over weighted atomic measures. For the one-dimensional Gaussian kernel, we show that, for any compactly supported target distribution, sufficiently many particles ensure that every local minimum has arbitrarily small MMD. Moreover, any stationary...

Tharrshann Jayan Logarajah, Jeremias Knoblauch, Louis Sharrock · 0 citations
#machine learning Preprint Open access Oct 2026

Text-Informed Training Data Filtering for Enhanced Virtual Flow Meter Performance

In sectors such as energy, aquaculture and chemical processing, the effectiveness of both mechanistic and data-driven models is frequently limited by poor-quality training data, which obscures underlying physical laws and degrades predictive accuracy. Such quality issues commonly manifest as anomalies in the dataset, r...

Kristoffer Hjelmen Nesland (University of Stavanger, Stavanger, Norway et al. · 0 citations
#machine learning Preprint Oct 2026

JointServe: Serving Multi-Model Agents on Memory-Constrained GPUs

LLM agents are evolving from a single model calling tools to planners that orchestrate multiple expert models whose capabilities live in distinct weights. This shift breaks a hidden assumption of today's serving systems: that the working set of models fits in GPU memory. On the memory-constrained GPUs typical of privat...

Dai-Jin Hu · 0 citations
#machine learning Preprint Open access Oct 2026

Calibration and Risk-Budgeted Decisions with System One Models

LLM workflows and agents rely on a set of binary decisions like allow/block an input, or discard/retain a retrieved document. When human deferral is unavailable, uncertain cases must still receive an action. We study System One decision scores in this setting by defaulting to a conservative fallback when uncertain, and...

Soundouss Messoudi, Youness Mansar · 0 citations
#artificial intelligence Preprint Oct 2026

ReproBAIT: Can coding agents build their own biological AI tools?

Large language models are increasingly competent at leveraging scientific knowledge and existing computational tools to execute complex workflows. At present, little information exists on their ability to reconstruct tools when given limited descriptions of such tools. We introduce an evaluation titled ReproBAIT (Repro...

Shiv Muthupandiyan, T. H. Dur, Macey Walker et al. · 1 citation

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.

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