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Objective image quality metrics try to estimate the perceptual quality of the given image by considering the characteristics of the human visual system. However, it is possible that the metrics produce different quality scores even for two…

Multimedia · Computer Science 2021-01-22 Manri Cheon , Toinon Vigier , Lukáš Krasula , Junghyuk Lee , Patrick Le Callet , Jong-Seok Lee

Despite the popularity of feature importance (FI) measures in interpretable machine learning, the statistical adequacy of these methods is rarely discussed. From a statistical perspective, a major distinction is between analyzing a…

Machine Learning · Statistics 2023-05-03 Kristin Blesch , David S. Watson , Marvin N. Wright

In recent years, Multimodal Large Language Models (MLLMs) have achieved remarkable progress on a wide range of multimodal benchmarks. Despite these advances, most existing benchmarks mainly focus on single-image or multi-image…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Bingli Wang , Huanze Tang , Haijun Lv , Zhishan Lin , Lixin Gu , Lei Feng , Qipeng Guo , Kai Chen

Recent years have seen the development of many novel scoring tools for disease prognosis and prediction. To become accepted for use in clinical applications, these tools have to be validated on external data. In practice, validation is…

Methodology · Statistics 2022-12-06 Matthias Schmid , Tim Friede , Nadja Klein , Leonie Weinhold

Recent research has shown that temporal downsampling of high-frame-rate sequences can be exploited to improve the rate-distortion performance in video coding. However, until now, research only targeted downsampling factors of powers of two,…

Image and Video Processing · Electrical Eng. & Systems 2022-09-22 Christian Herglotz , Geetha Ramasubbu , André Kaup

Recommender systems have become the dominant means of curating cultural content, significantly influencing individual cultural experience. Since recommender systems tend to optimize for personalized user experience, they can overlook…

Information Retrieval · Computer Science 2023-02-24 Andres Ferraro , Gustavo Ferreira , Fernando Diaz , Georgina Born

Evaluating AI generated dubbed content is inherently multi-dimensional, shaped by synchronization, intelligibility, speaker consistency, emotional alignment, and semantic context. Human Mean Opinion Scores (MOS) remain the gold standard but…

Audio and Speech Processing · Electrical Eng. & Systems 2026-04-27 Ashwini Dasare , Nirmesh Shah , Ashishkumar Gudmalwar , Pankaj Wasnik

As language-model agents evolve from passive chatbots into proactive assistants that handle personal data, evaluating their adherence to social norms becomes increasingly critical, often through the lens of Contextual Integrity (CI).…

Artificial Intelligence · Computer Science 2026-01-27 Shouju Wang , Haopeng Zhang

Independence screening is a variable selection method that uses a ranking criterion to select significant variables, particularly for statistical models with nonpolynomial dimensionality or "large p, small n" paradigms when p can be as…

Methodology · Statistics 2012-10-18 Gaorong Li , Heng Peng , Jun Zhang , Lixing Zhu

Language Models (LMs) have shown promising performance in natural language generation. However, as LMs often generate incorrect or hallucinated responses, it is crucial to correctly quantify their uncertainty in responding to given inputs.…

Computation and Language · Computer Science 2024-09-17 Xinmeng Huang , Shuo Li , Mengxin Yu , Matteo Sesia , Hamed Hassani , Insup Lee , Osbert Bastani , Edgar Dobriban

We study the evaluation of real-valued point predictors under the decision-theoretic framework of mean-consistent loss functions given by the Bregman divergences. We first derive a new version of Murphy's decomposition of the expected loss…

Methodology · Statistics 2026-05-14 Łukasz Delong , Mario Wüthrich

Detecting Mild Cognitive Impairment from picture descriptions is critical yet challenging, especially in multilingual and multiple picture settings. Prior work has primarily focused on English speakers describing a single picture (e.g., the…

Computation and Language · Computer Science 2025-09-04 Kristin Qi , Jiali Cheng , Youxiang Zhu , Hadi Amiri , Xiaohui Liang

Non-intrusive speech quality assessment is a crucial operation in multimedia applications. The scarcity of annotated data and the lack of a reference signal represent some of the main challenges for designing efficient quality assessment…

Audio and Speech Processing · Electrical Eng. & Systems 2021-08-20 Alessandro Ragano , Emmanouil Benetos , Andrew Hines

In online conferencing applications, estimating the perceived quality of an audio signal is crucial to ensure high quality of experience for the end user. The most reliable way to assess the quality of a speech signal is through human…

Audio and Speech Processing · Electrical Eng. & Systems 2023-08-24 Bastiaan Tamm , Rik Vandenberghe , Hugo Van hamme

In statistical classification and machine learning, as well as in social and other sciences, a number of measures of association have been proposed for assessing and comparing individual classifiers, raters, as well as their groups. In this…

Machine Learning · Statistics 2020-02-04 Nadezhda Gribkova , Ričardas Zitikis

Reporting test-retest reliability using the intraclass correlation coefficient (ICC) has received increasing attention due to the criticisms of poor transparency and replicability in neuroimaging research, as well as many other biomedical…

Methodology · Statistics 2026-01-07 Yufeng Liu , Xiangfei Hong , Shanbao Tong

Despite the recent success of automatic metrics for assessing translation quality, their application in evaluating the quality of machine-translated chats has been limited. Unlike more structured texts like news, chat conversations are…

Computation and Language · Computer Science 2024-03-14 Sweta Agrawal , Amin Farajian , Patrick Fernandes , Ricardo Rei , André F. T. Martins

Recently, self-learning methods based on user satisfaction metrics and contextual bandits have shown promising results to enable consistent improvements in conversational AI systems. However, directly targeting such metrics by off-policy…

Machine Learning · Computer Science 2023-05-16 Mohammad Kachuee , Sungjin Lee

Background: Current mathematical quantification methods for beam symmetry are highly sensitive to noise, especially in beam profiles with significant variation. Purpose: This study evaluates the accuracy of standard radiotherapy beam…

Medical Physics · Physics 2025-09-30 Dalton H Bermudez , Wesley Culberson

Context: There is considerable diversity in the range and design of computational experiments to assess classifiers for software defect prediction. This is particularly so, regarding the choice of classifier performance metrics.…

Software Engineering · Computer Science 2020-03-04 Jingxiu Yao , Martin Shepperd
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