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data science

2,952 papers

#machine learning Preprint Sep 2026

A distribution-free certification framework for trustworthy crash-severity prediction

Crash-severity models inform screening, dispatch and site prioritization, yet are deployed without a finite-sample statement of what one prediction means. Off-the-shelf guarantees fail here, because the features that make crash severity distinctive defeat them: the KABCO outcome is ordinal, the recorded label is a fiel...

Amir Rafe, Subasish Das · 0 citations
#machine learning Preprint Sep 2026

Risk-Averse Decision Making with Multi-Level Reliability Guarantees

Many applications in engineering, including wireless broadcasting, require designs that provide performance certificates at different target outage levels. This paper studies the problem of maximizing the weighted average of such certificates in the presence of uncertainty about the true system state. The problem is sh...

Amirmohammad Farzaneh, Osvaldo Simeone · 0 citations
#machine learning Preprint Open access Sep 2026

Improving the Sensitivity of Gravitational Wave Detection with Weighted Conformal Prediction

In the last decade, kilometre-scale interferometric gravitational-wave detectors have observed hundreds of compact binary mergers, the majority of which are binary black holes. However, the data are noise-dominated, and multiple independent search algorithms (pipelines) are used to enhance sensitivity and improve robus...

Ann-Kristin Malz, Gregory Ashton, Nicolo Colombo · 0 citations
#artificial intelligence Preprint Sep 2026

Your Model Already Knows Don't Teach It, Learn to Ask It: Soft Prompting for Few-Shot Adaptation of Vision-Language Models

We address few-shot object detection with vision-language models (VLMs) in out-of-domain settings such as aerial, industrial, and medical imagery, using only ten annotated images for supervision. Existing adaptation methods are discrete prompt optimization and LoRA fine-tuning. We revisit a third option: soft prompting...

Gautam Rajendrakumar Gare, Si-Ying Li, He-Wei Wang et al. · 1 citation
#machine learning Preprint Sep 2026

A Hilbert-Valued Functional Decomposition Framework for Explaining Time-Dependent Outputs

This framework introduces kernel-based output representations that enable time-dependency-aware explanations at multiple levels of temporal granularity, including time-specific, time-resolved, and time-aggregated, while providing a unified view in which existing methods arise as special cases.

S. Langbein, Niklas Koenen, Marvin N. Wright et al. · 0 citations
#machine learning Preprint Sep 2026

Weighted Empirical Risk Minimization for Machine Learning under Long-Range Dependence: Exact Pathwise Rates and Learning-Error Geometry

We develop an exact almost-sure learning theory for smooth parametric models trained by regularly weighted empirical risk minimization on long-range dependent data. The training observations are generated from a fixed finite window of a stationary Gaussian sequence, and the sample weights are regularly varying. If the...

E. Moldavskaya · 1 citation
#machine learning Preprint Sep 2026

A Quantum-Inspired Dequantization Method for Diagonally Weighted Matrix Functions: Application to Learning with Optimized Random Features

The results show that the factorization underlying a quantum block encoding can itself provide sufficient classical structure even when sampling-and-query access to the composite matrix is unavailable, suggesting a classical sampler with prescribed accuracy and polynomially related runtime.

Natsuto Isogai, M. Murao, Hayata Yamasaki · 0 citations
#machine learning Preprint Sep 2026

Black-Box Membership Inference via Word-Level Probability Estimation

Word-level Probability MIA (WPMIA) is proposed, a statistically principled MIA for strict black-box privacy auditing that estimates word-level generation probabilities via Monte Carlo sampling with local kernel smoothing, then aggregates these estimates into a sequence-level likelihood estimator.

Sheng-Jie Niu, Ye-Heng Ge, Jian Huang · 0 citations
#machine learning Preprint Aug 2026

Supply Chain Analytics: A Data-Driven Approach

This text provides the foundational tools necessary for designing resilient, data-driven automated systems, and serves as both a theoretical blueprint and an algorithmic guide for researchers and practitioners operating at the intersection of machine learning, mathematical optimization, and applied probability.

Elioth Sanabria · 0 citations
#artificial intelligence Preprint Sep 2026

General Quantification of Covariate and Concept Shifts

This paper proposes a key notion: $\gamma^{*}\!$-concept shifts, and derive a general error bound unifying covariate and $\gamma^{*}\!$-concept shifts, which applies to broad loss functions, label spaces, and stochastic labeling and develops estimators for these shifts with concentration guarantees.

Hong-Bo Chen, L. Xia · 0 citations
#machine learning Preprint Sep 2026

RDDMPI: Residual Denoising Diffusion Model for Probabilistic Multivariate Time Series Imputation

This work proposes RDDMPI, a conditional residual diffusion framework that operates directly in residual space, and reformulates probabilistic imputation as a baseline-residual decomposition, where a pretrained model captures the dominant signal and a diffusion process models the residual uncertainty.

Ramiro Valdes Jara, David Chapman, Adam Meyers · 0 citations
#machine learning Preprint Sep 2026

Generalized Score Matching for Parameter Estimation on Convex Domains

This work derives the generalized score matching objective on a convex subset of $\mathbb{R}^{d}$ constructively starting from Minimum Probability Flow (MPF) learning, and shows how classical score matching as well as domain-adapted variants for non-negative data arise naturally within the proposed framework.

Nishanth Shetty, Saisuchith Mahajan, C. Seelamantula · 0 citations

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