English
Related papers

Related papers: The Eigenvalues Slicing Library (EVSL): Algorithms…

200 papers

When applying eigenvalue decomposition on the quadratic term matrix in a type of linear equally constrained quadratic programming (EQP), there exists a linear mapping to project optimal solutions between the new EQP formulation where $Q$ is…

Optimization and Control · Mathematics 2020-10-22 Shi Yu

In recent years, contour-based eigensolvers have emerged as a standard approach for the solution of large and sparse eigenvalue problems. Building upon recent performance improvements through non-linear least square optimization of…

Numerical Analysis · Mathematics 2021-12-14 Konrad Kollnig , Paolo Bientinesi , Edoardo Di Napoli

Many important problems are characterized by the eigenvalues of a large matrix. For example, the difficulty of many optimization problems, such as those arising from the fitting of large models in statistics and machine learning, can be…

Learned sparse text embeddings have gained popularity due to their effectiveness in top-k retrieval and inherent interpretability. Their distributional idiosyncrasies, however, have long hindered their use in real-world retrieval systems.…

Information Retrieval · Computer Science 2025-01-22 Sebastian Bruch , Franco Maria Nardini , Cosimo Rulli , Rossano Venturini , Leonardo Venuta

Support vector machines (SVMs) are a standard tool for binary classification, but their classical formulations are purely data-driven and offer no direct way to encode trusted benchmark models or structured preferences on selected subsets…

Machine Learning · Statistics 2026-04-29 Mohammad Jafari Jozani , Bahram Moeinianfar

Network embedding has numerous practical applications and has received extensive attention in graph learning, which aims at mapping vertices into a low-dimensional and continuous dense vector space by preserving the underlying structural…

Machine Learning · Computer Science 2024-08-07 Longlong Lin , Yunfeng Yu , Zihao Wang , Zeli Wang , Yuying Zhao , Jin Zhao , Tao Jia

We propose a convex variational principle to find sparse representation of low-lying eigenspace of symmetric matrices. In the context of electronic structure calculation, this corresponds to a sparse density matrix minimization algorithm…

Mathematical Physics · Physics 2014-03-11 Rongjie Lai , Jianfeng Lu , Stanley Osher

This document describes our freely distributed Maple library {\sc spectra}, for Semidefinite Programming solved Exactly with Computational Tools of Real Algebra. It solves linear matrix inequalities with symbolic computation in exact…

Optimization and Control · Mathematics 2020-02-12 Mohab Safey El Din , Didier Henrion , Simone Naldi , Mohab Safey , El Din

Eigenvector spatial filtering (ESF) is a spatial modeling approach, which has been applied in urban and regional studies, ecological studies, and so on. However, it is computationally demanding, and may not be suitable for large data…

Methodology · Statistics 2018-04-23 Daisuke Murakami , Daniel A. Griffith

In many scientific applications the solution of non-linear differential equations are obtained through the set-up and solution of a number of successive eigenproblems. These eigenproblems can be regarded as a sequence whenever the solution…

Mathematical Software · Computer Science 2014-07-08 Mario Berljafa , Daniel Wortmann , Edoardo Di Napoli

Large-scale multi-layer networks with large numbers of nodes, edges, and layers arise across various domains, which poses a great computational challenge for the downstream analysis. In this paper, we develop an efficient randomized…

Computation · Statistics 2025-01-10 Wenqing Su , Xiao Guo , Xiangyu Chang , Ying Yang

To address the challenges associated with data processing at scale, we propose Dataverse, a unified open-source Extract-Transform-Load (ETL) pipeline for large language models (LLMs) with a user-friendly design at its core. Easy addition of…

Computation and Language · Computer Science 2025-03-05 Hyunbyung Park , Sukyung Lee , Gyoungjin Gim , Yungi Kim , Dahyun Kim , Chanjun Park

We present a hierarchy of tractable relaxations to obtain lower bounds on the minimum value of a polynomial over a constraint set defined by polynomial equations. In contrast to previous convex relaxation techniques for this problem, our…

Optimization and Control · Mathematics 2025-07-23 Elvira Moreno , Venkat Chandrasekaran

In clinical imaging, magnetic resonance (MR) image volumes are often acquired as stacks of 2D slices with decreased scan times, improved signal-to-noise ratio, and image contrasts unique to 2D MR pulse sequences. While this is sufficient…

Computer Vision and Pattern Recognition · Computer Science 2026-03-09 Samuel W. Remedios , Shuwen Wei , Shuo Han , Jinwei Zhang , Aaron Carass , Kurt G. Schilling , Dzung L. Pham , Jerry L. Prince , Blake E. Dewey

In this letter, we propose an energy-efficient split learning (SL) framework for fine-tuning large language models (LLMs) using geo-distributed personal data at the network edge, where LLMs are split and alternately across massive mobile…

Machine Learning · Computer Science 2025-01-15 Zuguang Li , Shaohua Wu , Liang Li , Songge Zhang

We address the communication overhead of distributed sparse matrix-(multiple)-vector multiplication in the context of large-scale eigensolvers, using filter diagonalization as an example. The basis of our study is a performance model which…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-11-27 Andreas Alvermann , Georg Hager , Holger Fehske

Estimating the number of eigenvalues located in a given interval of a large sparse Hermitian matrix is an important problem in certain applications and it is a prerequisite of eigensolvers based on a divide-and-conquer paradigm. Often an…

Numerical Analysis · Computer Science 2014-08-06 Edoardo Di Napoli , Eric Polizzi , Yousef Saad

Sparse Partial Least Squares (sPLS) is a common dimensionality reduction technique for data fusion, which projects data samples from two views by seeking linear combinations with a small number of variables with the maximum variance.…

Machine Learning · Computer Science 2023-08-15 Wenwen Min , Taosheng Xu , Chris Ding

The numerical solution of eigenvalue problems is essential in various application areas of scientific and engineering domains. In many problem classes, the practical interest is only a small subset of eigenvalues so it is unnecessary to…

Numerical Analysis · Mathematics 2023-11-16 M. Ridwan Apriansyah , Rio Yokota

Electroencephalogram (EEG) is a non-invasive technique to record bioelectrical signals. Integrating supervised deep learning techniques with EEG signals has recently facilitated automatic analysis across diverse EEG-based tasks. However,…

Signal Processing · Electrical Eng. & Systems 2024-01-12 Weining Weng , Yang Gu , Shuai Guo , Yuan Ma , Zhaohua Yang , Yuchen Liu , Yiqiang Chen
‹ Prev 1 4 5 6 7 8 10 Next ›