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18,068 papers

#machine learning Preprint Open access Oct 2026

Privacy-Preserving GNN Inference on Financial Transaction Graphs via Homomorphic Encryption

Anti-money laundering (AML) in financial networks requires modeling transaction patterns that span multiple institutions. In practice, however, banks cannot share account and transaction features due to strict privacy regulations. We propose a privacy-preserving graph neural network (GNN) inference framework tailored t...

H. \c{C}a\u{g}r{\i} Bilgi, Kemal Mutluergil, Ceren Y{\i}ld{\i}r{\i}m et al. · 0 citations
#machine learning Preprint Oct 2026

LADDER: A Long-Horizon Robot Manipulation Benchmark

General-purpose robot manipulation policies learn short-horizon skills effectively, but degrade rapidly on long-horizon tasks. Existing benchmarks cannot isolate failures because task horizon is either too short or entangled with scene and object variations. We propose LADDER, a long-horizon robot manipulation benchmar...

Petko Petkov, Giuliano Albanese, Nikolay Nikolov et al. · 1 citation
#machine learning Preprint Open access Oct 2026

Weighting-Based Strategies for Classification: Analysis and Local Peak Dynamics with CART Trees

Tabular learning tasks often suffer from class imbalance, which is often addressed via weighting-based strategies. In this work, we compare the naive approach (unweighted) with the weighting-based rebalancing strategies. Somewhat surprisingly, we demonstrate that, asymptotically, as the predictor complexity increases w...

Abdoulaye Sakho (LPSM), Emmanuel Malherbe (LPSM), Erwan Scornet (LPSM) · 0 citations
#machine learning Preprint Oct 2026

All-electron machine-learned orbital-free density functional for periodic CHNO systems

We introduce STRUCTURES-P, a machine-learned all-electron orbital-free density functional for periodic CHNO systems. Electrostatics are evaluated analytically in an atom-centered Gaussian basis, while an equivariant network learns the kinetic and exchange-correlation energy from energies and gradients of non-ground-sta...

Marc K. Ickler, A. Hermann, Fred A. Hamprecht · 0 citations
#machine learning Preprint Oct 2026

Rarity Determines Minimax Rates of Semantic Entropy From Weak Pairwise Judgments With a Known Channel

The semantic entropy of a language model is the entropy of the meanings of its sampled answers. The meanings are never observed, and the entropy is estimated from the verdicts of a pairwise equivalence judge. Given the meanings of $n$ answers, a known channel declares each pair equivalent independently, with probabilit...

Xiao-Li Yu, Jia-Miao Liu · 0 citations
#machine learning Preprint Open access Oct 2026

AlignPred: Error-Controlled KV Cache Compression via Alignment and Predictive Coding

Long-running agents retain KV caches across turns and sessions for hours or days. Compressing these persistent caches requires reducing storage while controlling reconstruction error. We present AlignPred, a codec that combines local alignment with predictive coding under a configurable KV reconstruction-error budget....

Xu Yang, Jiapeng Zhang, Zhiwei Zuo et al. · 0 citations
#machine learning Preprint Open access Oct 2026

CALM-5G: Event-Level Conformal Risk Control for Predictive Service-Assurance Alarms

Predictive service assurance converts forecasts of key performance indicators into alarms, and that conversion decides whether the assurance function is deployable. We present CALM-5G, an assurance layer that operates above any forecasting backbone and issues alarms with distribution-free, finite-sample guarantees. It...

\"{O}mer Faruk \.{I}\c{s}canl{\i}, Ya\u{g}mur Sabucu Sandal · 0 citations
#machine learning Preprint Open access Oct 2026

Learning Distributions from Samples and Qualities

We study parameter estimation when each sample from a continuous parametric distribution is accompanied by a binary quality label governed by the same unknown parameter. By imposing hard feasibility constraints, deterministic labels can accelerate estimation from the classical $n^{-1/2}$ rate of smooth quality-aware M-...

Marc Jourdan, Nicolas Flammarion · 0 citations
#machine learning Preprint Open access Oct 2026

SPARCL: Spatially Adaptive Regional Coverage for Active Learning in Chest X-ray Analysis

Pixel-level annotation for chest X-ray (CXR) lesion segmentation is expensive, making active learning (AL) essential. However, existing AL strategies fail to account for the spatial distribution of selected samples, resulting in inconsistent performance across focal (e.g., aortic calcification) and diffuse (e.g., nodul...

Juho Jung, Seongjae Kang, Mijoo Kim et al. · 0 citations
#machine learning Preprint Oct 2026

Beyond the End-Effector: Learning Whole-Arm Contact Manipulation from Human Demonstrations

WACL is proposed, a hierarchical framework that describes each whole-arm contact task with three robot-agnostic representations and hands them to a quasi-static surface-contact optimizer: semantic keypoints that summarize the scene, a reference contact trajectory that specifies where and how the arm presses on the obje...

Bo-Hao Huang, Daniel Seita, Erdem Biyik · 0 citations
#machine learning Preprint Open access Oct 2026

Geometric Structure Predicts Per-Example Neighborhood Loss Under PCA Truncation

Dimensionality reduction can preserve the average performance of text embeddings even when a substantial fraction of their dimensions is removed. Aggregate metrics, however, do not reveal whether degradation is distributed uniformly across examples. We study per-example neighborhood stability under PCA truncation acros...

Sriram Loganathan, Gokul Anand, Ragavan Arivazhagan · 0 citations
#machine learning Preprint Oct 2026

DT-LoRA: Reaching Beyond the Tangent Space of Low-Rank Adaptation

Low-rank adaptation (LoRA) often underperforms full fine-tuning. We investigate this performance gap through a tangent-space lens: factorized updates are confined to the tangent space of the current low-rank factors, leaving gradient components outside this space unexploited. An analysis of ten representative LoRA vari...

Yang-Ming Zhang, Ling Yi, Da-Tong Li et al. · 0 citations

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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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