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Comparative evaluation of several systems is a recurrent task in researching. It is a key step before deciding which system to use for our work, or, once our research has been conducted, to demonstrate the potential of the resulting model.…

Computation and Language · Computer Science 2026-02-24 Sergio Gómez González , Miguel Domingo , Francisco Casacuberta

We present a new tool, GPA, that can generate key performance measures for very large systems. Based on solving systems of ordinary differential equations (ODEs), this method of performance analysis is far more scalable than stochastic…

Performance · Computer Science 2010-06-29 Anton Stefanek , Richard Hayden , Jeremy Bradley

In this paper we analyze different ways of performing principal component analysis throughout three different approaches: robust covariance and correlation matrix estimation, projection pursuit approach and non-parametric maximum entropy…

Statistics Theory · Mathematics 2019-03-04 María Camila Vásquez-Correa , Henry Laniado Rodas

Vision-language models such as CLIP achieve strong visual-textual alignment, but often suffer from overfitting and limited interpretability when adapted through continuous prompt learning. While discrete prompt optimization improves…

Computer Vision and Pattern Recognition · Computer Science 2026-05-07 Yating Wang , Yaqi Zhao , Yongshun Gong , Yilong Yin , Haoliang Sun

The importance of explainability in AI has become a pressing concern, for which several explainable AI (XAI) approaches have been recently proposed. However, most of the available XAI techniques are post-hoc methods, which however may be…

Machine Learning · Computer Science 2022-04-15 Leonardo Lucio Custode , Giovanni Iacca

Iterative compilation is a widely adopted technique to optimize programs for different constraints such as performance, code size and power consumption in rapidly evolving hardware and software environments. However, in case of statically…

Programming Languages · Computer Science 2014-07-16 Lianjie Luo , Yang Chen , Chengyong Wu , Shun Long , Grigori Fursin

Almost block diagonal linear systems of equations can be exemplified by two modules. This makes it possible to construct all sequential forms of band and/or block elimination methods, six old and fourteen new. It allows easy assessment of…

Numerical Analysis · Mathematics 2013-04-16 Tarek M. A. El-Mistikawy

CiaoPP is an analyzer and optimizer for logic programs, part of the Ciao Prolog system. It includes PLAI, a fixpoint algorithm for the abstract interpretation of logic programs which we adapt to use tabled constraint logic programming. In…

Programming Languages · Computer Science 2019-08-02 Joaquin Arias , Manuel Carro

Context sensitivity is essential for achieving the precision in inter-procedural static analysis. To be (fully) context sensitive, top-down analysis needs to fully inline all statements of the callees at each callsite, leading to statement…

Logic in Computer Science · Computer Science 2022-10-27 Jiangchao Liu , Jierui Liu , Peng Di , Diyu Wu , Hengjie Zheng , Alex Liu , Jingling Xue

Interpretable machine learning has become a strong competitor for traditional black-box models. However, the possible loss of the predictive performance for gaining interpretability is often inevitable, putting practitioners in a dilemma of…

Machine Learning · Computer Science 2019-05-13 Tong Wang , Qihang Lin

In recent years, pre-trained visual-linguistic models have demonstrated tremendous potential, becoming a crucial foundational framework for numerous downstream tasks. However, the information density between text and images is not uniformly…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Mengyuan Tian , Qiyan Zhao , Yanan Wang , Da-Han Wang

Machine learning components commonly appear in larger decision-making pipelines; however, the model training process typically focuses only on a loss that measures accuracy between predicted values and ground truth values. Decision-focused…

Machine Learning · Computer Science 2019-07-19 Aaron Ferber , Bryan Wilder , Bistra Dilkina , Milind Tambe

Current inference systems for Mixture-of-Experts (MoE) models primarily employ static parallelization strategies. However, these static approaches cannot consistently achieve optimal performance across different inference scenarios, as they…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-08-28 Haoran Lin , Xianzhi Yu , Kang Zhao , Han Bao , Zongyuan Zhan , Ting Hu , Wulong Liu , Zekun Yin , Xin Li , Weiguo Liu

An efficient and flexible engine for computing fixed points is critical for many practical applications. In this paper, we firstly present a goal-directed fixed point computation strategy in the logic programming paradigm. The strategy…

Programming Languages · Computer Science 2007-05-23 Hai-Feng Guo , Gopal Gupta

Prompt optimization has become a practical way to improve the performance of Large Language Models (LLMs) without retraining. However, most existing frameworks treat evaluation as a black box, relying solely on outcome scores without…

Multiagent Systems · Computer Science 2026-04-01 Wonduk Seo , Juhyeon Lee , Junseo Koh , Wonseok Choi , Hyunjin An , Jian Park , Seunghyun lee , Haihua Chen , Yi Bu

Annotating datasets for object detection is an expensive and time-consuming endeavor. To minimize this burden, active learning (AL) techniques are employed to select the most informative samples for annotation within a constrained…

Computer Vision and Pattern Recognition · Computer Science 2024-03-15 Chenhongyi Yang , Lichao Huang , Elliot J. Crowley

This article aims to demonstrate and discuss the applications of automatic differentiation (AD) for finding derivatives in PDE-constrained optimization problems and Jacobians in non-linear finite element analysis. The main idea is to…

Numerical Analysis · Mathematics 2025-06-03 Julian Andrej , Tzanio Kolev , Boyan Lazarov

Although modern machine learning and deep learning methods allow for complex and in-depth data analytics, the predictive models generated by these methods are often highly complex, and lack transparency. Explainable AI (XAI) methods are…

Machine Learning · Computer Science 2021-06-17 Mythreyi Velmurugan , Chun Ouyang , Catarina Moreira , Renuka Sindhgatta

Active learning (AL) aims to improve model performance within a fixed labeling budget by choosing the most informative data points to label. Existing AL focuses on the single-domain setting, where all data come from the same domain (e.g.,…

Machine Learning · Computer Science 2024-02-12 Guang-Yuan Hao , Hengguan Huang , Haotian Wang , Jie Gao , Hao Wang

A fundamental objective of materials modeling is identifying atomic structures that align with experimental observables. Conventional approaches for disordered materials involve sampling from thermodynamic ensembles and hoping for an…

Materials Science · Physics 2025-09-30 Tigany Zarrouk , Miguel A. Caro