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17,191 papers

#machine learning Preprint Open access Nov 2026

Mixture of Wide Experts: Sparse Routing for Interpretable Native Coordinates

Language models often spread a concept across many internal dimensions, making their features difficult to interpret. Sparse autoencoders (SAEs) recover clearer features after training. We ask whether models can instead learn interpretable output coordinates directly. We introduce Mixture of Wide Experts (MoWE), a spar...

Tavish Mankash, Vardhaman Kalloli, Keshava Prasad et al. · 0 citations
#machine learning Preprint Open access Nov 2026

Towards Automatic Heart Murmur Characterization from Multi-spot Phonocardiograms

Cardiac auscultation traditionally detects the presence of a heart murmur, but clinicians further characterize it by timing, shape, pitch, quality, and grade. Most automatic phonocardiogram analysis systems stop at binary detection and do not estimate this richer description. In this work, we formulate automatic murmur...

Marcelo Nogueira, Jorge H. Oliveira, Carlos G. Ferreira et al. · 0 citations
#machine learning Preprint Open access Nov 2026

Four Extensions of the Universal Law of Robustness: Log-Concave Covariates, Heterogeneous Mixtures, Vector-Valued Predictors, and Markovian Data

Bubeck and Sellke's universal law of robustness says that fitting $n$ noisy samples below the noise level with a class of $p$ real parameters forces a Lipschitz constant of order $\sqrt{nd/p}$, when the covariate distribution on $\mathbb{R}^d$ is isoperimetric: smooth interpolation costs a factor $d$ of overparametriza...

Tobias J. Peter (ZHAW Zurich University of Applied Sciences) · 0 citations
#machine learning Preprint Open access Nov 2026

Latent Cluster Separation as a Regularizer for Lifelong Anomaly Detection

Lifelong (continual) anomaly detection systems must learn a sequence of tasks without forgetting how to recognize anomaly types seen earlier -- a property known as backward transfer. A common way to try to improve backward transfer is to reshape a model's internal representation around learnable concept centroids, typi...

Sabarish Radhakrishnan, Nathalie Japkowicz · 0 citations
#artificial intelligence Preprint Open access Nov 2026

An Axiomatic Framework for Reinforcement Learning in Open Multi-Agent Systems

Open multi-agent systems, where only a subset of agents are controllable, are central to real-world domains such as smart grids, yet lack a principled foundation for reinforcement learning algorithm design. We study this setting through n-agent ad hoc teamwork (NAHT), a recent framework for learning in open multi-agent...

Jianhong Wang, Yang Li, Samuel Kaski et al. · 0 citations
#artificial intelligence Preprint Open access Nov 2026

DIKT: A Diagnostic and Interpretable Knowledge Tracing Framework for Prediction and Model-based Learning Analysis

Knowledge tracing is a key component of intelligent educational systems. However, most existing methods mainly focus on response prediction, providing limited support for explaining predicted outcomes and improving students' learning states. This paper proposes Diagnostic and Interpretable Knowledge Tracing (DIKT), whi...

Yi-Qiang Wu, Shaohui Chen, Hanlin Li et al. · 0 citations
#artificial intelligence Preprint Open access Nov 2026

CIS-Transolver: A Cross-layer Incremental-State Neural Operator for Fine-Scale Automotive Aerodynamic Flow Prediction

Neural operators offer an efficient data-driven approach to predicting complex automotive aerodynamic flows. However, spectral bias limits their ability to reconstruct fine-scale flow variations around geometric features such as side mirrors and wheel arches. Reliable assessment of local geometric changes therefore req...

Jianglong Liu, Zhicheng Zhu, Jia Hao et al. · 0 citations
#artificial intelligence Preprint Open access Nov 2026

Dense Language Generation Made Simple: Deterministic, Randomized, and Multi-Order Algorithms

Language generation in the limit is a theoretical framework for studying how a generator can learn to produce new valid strings from a stream of positive examples. In this model, an adversary chooses an unknown language from a countable family and enumerates its elements in an arbitrary order, while the generator must...

Ziyi Cai, Shuangping Li, Yiheng Shen et al. · 0 citations
#artificial intelligence Preprint Open access Nov 2026

Neglected Free Lunch from Post-training: Progress Advantage for LLM Agents

Process reward models enable fine-grained, step-level evaluation of LLMs, yet building them for agentic settings remains prohibitively difficult: long-horizon interactions, irreversible actions, and stochastic environment feedback make both human annotation and Monte Carlo estimation infeasible at scale. In this work,...

Changdae Oh, Wendi Li, Seongheon Park et al. · 0 citations
#artificial intelligence Preprint Open access Nov 2026

Robust Learning under Non-Gaussian Noise with Adaptive Log-Correntropy Loss

Robust deep learning under heavy-tailed and impulsive noise remains challenging because conventional losses such as mean squared error (MSE) exhibit unbounded sensitivity to outliers. Although correntropy-based objectives improve robustness, many conventional formulations rely on fixed kernel parameters that must be em...

Mainak Kundu, Ria Kanjilal, Ismail Uysal · 0 citations
#artificial intelligence Preprint Open access Nov 2026

How Deep Are Deep GPs, Really? A Sharp Threshold and a Non-Gaussian Limit for Compositional GPs

Compositional priors describe the generic properties of layered functions in deep Bayesian models, where deep neural networks with random weights are a canonical example. In the wide-network limit, the prior is a Gaussian process (GP) with a depth-dependent kernel, and its behaviour as depth grows has been extensively...

Mark Kozdoba, Shie Mannor · 0 citations
#artificial intelligence Preprint Open access Nov 2026

Beyond Augmentation: Score-Guided Pathological Prior for EEG-based Depression Detection

Deep learning-based Major Depressive Disorder (MDD) detection using Electroencephalography (EEG) is fundamentally constrained by the "small-sample dilemma." Prevailing generative data augmentation methods not only incur heavy computational overhead but also risk introducing synthetic noise, thereby blurring classificat...

Xiaojing Chen, Jingqi Cheng, Xu Zhao et al. · 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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