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12,457 papers

#machine learning Preprint Open access Oct 2026

The Silhouette Operator: Identifiability of Low-Rank Measures from One-Dimensional Projections

Structured recovery phenomena, such as restricted isometry properties in compressed sensing, have shown that high-dimensional objects can often be reconstructed from remarkably low-dimensional linear measurements. This work develops an analogous recovery framework for low-rank signed measures on $\mathbb{R}^2$, defined...

Robert A. Vandermeulen · 0 citations
#machine learning Preprint Open access Oct 2026

A Multi-Source Ultrasound Benchmark Revealing the Limits of Contemporary Self-Supervised Anomaly Detection Methods

Self-supervised anomaly detection is a promising paradigm for medical ultrasound, as normal images are often easier to obtain than exhaustive annotations of all possible pathologies. However, most existing evaluations are limited to a single anatomy or task, making it unclear whether models learn a robust notion of nor...

Marco Riedenauer, Daniel Kienzle, Pratik Mayekar et al. · 0 citations
#machine learning Preprint Open access Oct 2026

Q-PhotoMarket: A Design Space Exploration Framework for Photonic Hybrid Quantum Neural Networks in Financial Market Prediction

Photonic quantum computing has recently emerged as a promising platform for hybrid quantum machine learning due to its native realization of linear-optical circuits and the computational complexity of boson sampling. However, despite growing interest in quantum methods for finance, the influence of photonic circuit des...

Alberto Marchisio, Hanzalah Mohamed Siraj, Muhammad Kashif et al. · 0 citations
#machine learning Preprint Open access Oct 2026

Tracing Inputs, Verifying Outputs: Validating Attribution in Music Generation

How can we verify whose music contributed to an AI-generated output? This paper demonstrates how input-based attribution can provide verifiable evidence of which audio sources were used in a generation and whether they shaped the output. To do so, we condition the generation solely on audio without any text input, then...

Taejun Kim, Wonil Kim, Jongmin Jung et al. · 0 citations
#machine learning Preprint Open access Oct 2026

Quantum anomaly detection in real scarce data

Anomaly detection on small and unbalanced datasets remains very challenging in machine learning, although this scenario is common in several domains, including healthcare, cybersecurity, finance, and energy. Data augmentation and generative AI may mitigate training-data scarcity, but they often fall short because anoma...

Emanuele Casciaro, Fabio Mascherpa, Alfonso Amendola et al. · 0 citations
#machine learning Preprint Open access Oct 2026

Second-order optimization of variable projection SVM models and road abnormality detection

We introduce a novel second-order optimization framework for minimizing so-called variable projection functionals. We demonstrate that the proposed framework is especially usefulfor the training of variable projection based kernel methods. In particular, the problem of efficiently training variable projection support v...

Andrea Angino, Matthias Voigt, Rolf Krause et al. · 0 citations
#machine learning Preprint Open access Oct 2026

Residual Learning in Empirical Asset Pricing

Shallow models are special cases of deep models, and deep models theoretically have the potential to outperform the shallow ones. However, the existing empirical asset pricing literature provides strong benchmarks for shallow models. Residual learning allows neural network models in asset pricing to go deeper by preser...

Dexin Peng, Xiaoyu Wang · 0 citations
#machine learning Preprint Open access Oct 2026

Scalable Logistic Gaussian Process Density Regression with Kinetic Langevin Sampling

Conditional density estimation targets the full distribution of a response given covariates, as required, for example, for per-galaxy photometric redshifts. We develop a scalable Bayesian estimator based on the logistic Gaussian process. The log conditional density has a separable covariance: a Mat\'ern kernel along th...

Daniel Paulin, \'Ad\'am Jung, Andr\'as A. Bencz\'ur · 0 citations
#machine learning Preprint Open access Oct 2026

PEACE: Covariant learning of nonadiabatic manifolds with parity-resolved Hamiltonians

Nonadiabatic molecular dynamics provides mechanistic insight into light-driven processes and informs the design of molecules and materials for solar energy conversion, photocatalysis and photo switching. Accurately describing these processes requires a representation that respects electronic symmetry and consistently r...

Rongzhi Gao, Shuguang Chen, Yang Zhou et al. · 0 citations
#machine learning Preprint Open access Oct 2026

Constitution-Guided Watermarking

Watermarking enables language model providers to identify text generated by their models. However, its desired properties can conflict (\ie~stronger watermark signals can degrade text quality), while designs that resist editing may also facilitate forgery. Providers address these trade-offs by choosing configurations t...

Toluwani Aremu, Samuele Poppi, Nils Lukas · 0 citations
#machine learning Preprint Open access Oct 2026

Certified by Abstention: Distribution-Free Guarantees for Chain-of-Thought Verifiers at Small Calibration Budgets

Signals that predict whether a chain-of-thought (CoT) trace is correct are compared by AUC, but deploying one requires a threshold with a guarantee. We ask what distribution-free selective guarantees deliver for CoT verifiers at realistic calibration budgets of tens to a few hundred labelled problems, using seven open...

Arjun Balaji · 0 citations
#machine learning Preprint Open access Oct 2026

Unpaired Canonical Correlation Analysis

Canonical Correlation Analysis (CCA) is a fundamental method for multiview shared space learning. However, its strict reliance on paired data poses a significant limitation, as such data is often difficult to obtain or entirely unavailable. In this paper, we present Unpaired CCA (UCCA), a novel method that learns linea...

Nir Ben-Ari, Ronen Talmon, Uri Shaham · 0 citations

From tech blogs

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MIT News · Artificial Intelligence Oct 7, 2026

Discovering the value of humanistic inquiry

Students in MIT’s Concourse program delve deeply into the human condition, debate challenging questions, and learn to develop judgment about issues that can’t be quantified.

Microsoft Research Blog Oct 7, 2026

Agent Lightning v1.0: A 3,500-Line Lightweight Agentic RL Framework for Training Agents with Real Harnesses

Training AI agents with reinforcement learning can be challenging because their tools, context, and decision-making are managed by complex frameworks. Agent Lightning connects existing agents to RL training, making it easier to improve them without rebuilding them. The post Agent Lightning v1.0: A 3,500-Line Lightweight Agentic RL Framework for Training Agents with Real Harnesses appeared first on Microsoft Research.

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