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Data replication is used in distributed systems to maintain up-to-date copies of shared data across multiple computers in a network. However, despite decades of research, algorithms for achieving consistency in replicated systems are still…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-08-30 Victor B. F. Gomes , Martin Kleppmann , Dominic P. Mulligan , Alastair R. Beresford

Tuberculosis (TB) is still recognized as one of the leading causes of death worldwide. Recent advances in deep learning (DL) have shown to enhance radiologists' ability to interpret chest X-ray (CXR) images accurately and with fewer errors,…

Image and Video Processing · Electrical Eng. & Systems 2023-09-06 Daniel Capellán-Martín , Juan J. Gómez-Valverde , David Bermejo-Peláez , María J. Ledesma-Carbayo

Large outliers break down linear and nonlinear regression models. Robust regression methods allow one to filter out the outliers when building a model. By replacing the traditional least squares criterion with the least trimmed squares…

Optimization and Control · Mathematics 2012-06-07 Gleb Beliakov , Andrei Kelarev , John Yearwood

We introduce Robust Bayesian Sequential Borrowing (RBSB), a framework for extrapolating evidence across adjacent subgroups in multi-population clinical programmes where studies are conducted in sequence and populations are ordered by…

Methodology · Statistics 2026-04-27 Erik Hermansson , Lynn Dunsire , David Svensson , Thomas Jaki

Critical bandwidth (CB) is used to test the multimodality of densities and regression functions, as well as for clustering methods. CB tests are known to be inconsistent if the function of interest is constant ("flat") over even a small…

Methodology · Statistics 2025-04-07 Scott Kostyshak

Dataset distillation (DD) compresses a large training set into a small synthetic set for efficient training, but most DD methods optimize only clean accuracy and leave robustness uncontrolled. Recent robust DD methods improve robustness,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-27 Muquan Li , Yingyi Ma , Yihong Huang , Hang Gou , Ke Qin , Ming Li , Yuan-Fang Li , Tao He

Classifying the sub-categories of an object from the same super-category (e.g., bird) in a fine-grained visual classification (FGVC) task highly relies on mining multiple discriminative features. Existing approaches mainly tackle this…

Computer Vision and Pattern Recognition · Computer Science 2021-06-08 Yifeng Ding , Shuwei Dong , Yujun Tong , Zhanyu Ma , Bo Xiao , Haibin Ling

This paper presents a new approach to classification of high dimensional spectroscopy data and demonstrates that it outperforms other current state-of-the art approaches. The specific task we consider is identifying whether samples contain…

Machine Learning · Computer Science 2020-03-27 James Houston , Frank G. Glavin , Michael G. Madden

This paper presents a new method for reconstructing regions of interest (ROI) from a limited number of computed tomography (CT) measurements. Classical model-based iterative reconstruction methods lead to images with predictable features.…

Image and Video Processing · Electrical Eng. & Systems 2023-05-18 Marion Savanier , Emilie Chouzenoux , Jean-Christophe Pesquet , Cyril Riddell

This thesis develops a general theoretical and numerical framework for achieving high-contrast atom interferometry based on double Bragg diffraction (DBD). While DBD offers intrinsic symmetry, reduced sensitivity to internal-state…

Quantum Physics · Physics 2026-03-25 Rui Li

We present a dimensionally split method for solving hyperbolic conservation laws on Cartesian cut cell meshes. The approach combines local geometric and wave speed information to determine a novel stabilised cut cell flux, and we provide a…

Computational Physics · Physics 2018-03-15 Nandan Gokhale , Nikos Nikiforakis , Rupert Klein

Reward modeling is essential for aligning Large Language Models(LLMs) with human preferences, yet conventional reward models suffer from poor interpretability and heavy reliance on costly expert annotations. While recent rubric-based…

Artificial Intelligence · Computer Science 2026-03-10 Dengcan Liu , Fengkai Yang , Xiaohan Wang , Shurui Yan , Jiajun Chai , Jiahao Li , Yikun Ban , Zhendong Mao , Wei Lin , Guojun Yin

Conformal prediction is a flexible framework for calibrating machine learning predictions, providing distribution-free statistical guarantees. In outlier detection, this calibration relies on a reference set of labeled inlier data to…

Machine Learning · Statistics 2025-06-17 Meshi Bashari , Matteo Sesia , Yaniv Romano

Provably efficient Model-Based Reinforcement Learning (MBRL) based on optimism or posterior sampling (PSRL) is ensured to attain the global optimality asymptotically by introducing the complexity measure of the model. However, the…

Machine Learning · Computer Science 2022-09-19 Shenao Zhang

Post-click conversion, as a strong signal indicating the user preference, is salutary for building recommender systems. However, accurately estimating the post-click conversion rate (CVR) is challenging due to the selection bias, i.e., the…

Machine Learning · Computer Science 2022-01-11 Siyuan Guo , Lixin Zou , Yiding Liu , Wenwen Ye , Suqi Cheng , Shuaiqiang Wang , Hechang Chen , Dawei Yin , Yi Chang

Chirped coherent Rayleigh-Brillouin scattering (CRBS) is a flow diagnostic technique that offers high signal-to-noise ratios and nanosecond temporal resolution. To extract information of dilute gas flow, experimental spectra must be…

Fluid Dynamics · Physics 2025-10-14 Lei Wu

The Classical Tukey-Huber Contamination Model (CCM) is a usual framework to describe the mechanism of outliers generation in robust statistics. In a data set with $n$ observations and $p$ variables, under the CCM, an outlier is a unit, even…

Statistics Theory · Mathematics 2014-07-15 Claudio Agostinelli , Victor J. Yohai

Estimating confidence intervals in small or noisy datasets is a challenge in biomolecular research when data contain outliers or high variability. We introduce a robust method combining a hybrid bootstrap procedure with Steiner's most…

Nuclear Experiment · Physics 2025-11-04 Victor V. Golovko

Contrastive dimension reduction (CDR) methods aim to extract signal unique to or enriched in a treatment (foreground) group relative to a control (background) group. This setting arises in many scientific domains, such as genomics, imaging,…

Methodology · Statistics 2025-10-15 Sam Hawke , Eric Zhang , Jiawen Chen , Didong Li

Numerical utilities of the Contact Block Reduction (CBR) method in evaluating the retarded Green's function, are discussed for 3-D multi-band open systems that are represented by the atomic tight-binding (TB) and continuum k\cdotp (KP) band…

Mesoscale and Nanoscale Physics · Physics 2015-06-03 Hoon Ryu , Hong-Hyun Park , Mincheol Shin , Dragica Vasileska , Gerhard Klimeck