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Support Vector Machines (SVMs) are a cornerstone of supervised learning, widely used for data classification. A central component of their success lies in kernel functions, which enable efficient computation of inner products in…

量子物理 · 物理学 2025-09-16 A. Mandilara , A. D. Papadopoulos , D. Syvridis

Weakly supervised semantic segmentation (WSSS) aims at learning a semantic segmentation model with only image-level tags. Despite intensive research on deep learning approaches over a decade, there is still a significant performance gap…

计算机视觉与模式识别 · 计算机科学 2024-05-09 Qi Lai , Chi-Man Vong

The challenge of image generation has been effectively modeled as a problem of structure priors or transformation. However, existing models have unsatisfactory performance in understanding the global input image structures because of…

计算机视觉与模式识别 · 计算机科学 2023-10-26 Pourya Shamsolmoali , Masoumeh Zareapoor , Huiyu Zhou , Xuelong Li , Yue Lu

Survival analysis is a fundamental tool in medical research to identify predictors of adverse events and develop systems for clinical decision support. In order to leverage large amounts of patient data, efficient optimisation routines are…

机器学习 · 计算机科学 2016-11-23 Sebastian Pölsterl , Nassir Navab , Amin Katouzian

This paper addresses the problem of computing valuations of the Dieudonn\'e determinants of matrices over discrete valuation skew fields (DVSFs). Under a reasonable computational model, we propose two algorithms for a class of DVSFs, called…

数据结构与算法 · 计算机科学 2021-02-17 Taihei Oki

Tensor robust principal component analysis (TRPCA) is a fundamental model in machine learning and computer vision. Recently, tensor train (TT) decomposition has been verified effective to capture the global low-rank correlation for tensor…

机器学习 · 计算机科学 2022-03-14 Yuning Qiu , Guoxu Zhou , Zhenhao Huang , Qibin Zhao , Shengli Xie

Support Vector Machines (SVMs) are an important tool for performing classification on scattered data, where one usually has to deal with many data points in high-dimensional spaces. We propose solving SVMs in primal form using feature maps…

机器学习 · 计算机科学 2024-09-05 Kseniya Akhalaya , Franziska Nestler , Daniel Potts

Filter pruning has attracted increasing attention in recent years for its capacity in compressing and accelerating convolutional neural networks. Various data-independent criteria, including norm-based and relationship-based ones, were…

计算机视觉与模式识别 · 计算机科学 2023-02-17 Shaowu Chen , Weize Sun , Lei Huang

The support vector clustering algorithm is a well-known clustering algorithm based on support vector machines using Gaussian or polynomial kernels. The classical support vector clustering algorithm works well in general, but its performance…

机器学习 · 计算机科学 2020-05-27 Arit Kumar Bishwas , Ashish Mani , Vasile Palade

Multiclass probability estimation is the problem of estimating conditional probabilities of a data point belonging to a class given its covariate information. It has broad applications in statistical analysis and data science. Recently a…

统计方法学 · 统计学 2022-09-23 Liyun Zeng , Hao Helen Zhang

The problem of recovering a low-rank matrix from a set of observations corrupted with gross sparse error is known as the robust principal component analysis (RPCA) and has many applications in computer vision, image processing and web data…

最优化与控制 · 数学 2013-09-27 Necdet Serhat Aybat , Donald Goldfarb , Shiqian Ma

Purpose: Demonstrating and assessing self-supervised machine learning fitting of the VERDICT (Vascular, Extracellular and Restricted DIffusion for Cytometry in Tumours) model for prostate. Methods: We derive a self-supervised neural network…

图像与视频处理 · 电气工程与系统科学 2023-09-28 Snigdha Sen , Saurabh Singh , Hayley Pye , Caroline M. Moore , Hayley Whitaker , Shonit Punwani , David Atkinson , Eleftheria Panagiotaki , Paddy J. Slator

Tensor completion and robust principal component analysis have been widely used in machine learning while the key problem relies on the minimization of a tensor rank that is very challenging. A common way to tackle this difficulty is to…

机器学习 · 计算机科学 2021-05-26 Tao Li , Jinwen Ma

In this work, we present some applications of random matrix theory for the training of deep neural networks. Recently, random matrix theory (RMT) has been applied to the overfitting problem in deep learning. Specifically, it has been shown…

机器学习 · 计算机科学 2023-03-17 Yitzchak Shmalo , Jonathan Jenkins , Oleksii Krupchytskyi

The Fast Fourier Transform (FFT) is widely used in applications such as MRI, CT, and interferometry; however, because of its dependence on uniformly sampled data, it requires the use of gridding techniques for practical implementation. The…

数值分析 · 数学 2025-12-22 Federico Achini , Paola Causin , Sara Vanini , Ke Chen , Simone Scacchi

Support vector machines (SVMs) are powerful supervised learning tools developed to solve classification problems. However, SVMs are likely to perform poorly in the classification of imbalanced data. The rough set theory presents a…

机器学习 · 计算机科学 2021-05-25 Maysam Behmanesh , Peyman Adibi , Hossein Karshenas

Denoising by frame thresholding is one of the most basic and efficient methods for recovering a discrete signal or image from data that are corrupted by additive Gaussian white noise. The basic idea is to select a frame of analyzing…

数值分析 · 数学 2015-01-21 Markus Haltmeier , Axel Munk

Support Vector Machine (SVM) is an effective model for many classification problems. However, SVM needs the solution of a quadratic program which require specialized code. In addition, SVM has many parameters, which affects the performance…

机器学习 · 计算机科学 2015-01-06 M. H. Marghny , Rasha M. Abd ElAziz , Ahmed I. Taloba

Aggregating context information from multiple scales has been proved to be effective for improving accuracy of Single Shot Detectors (SSDs) on object detection. However, existing multi-scale context fusion techniques are computationally…

计算机视觉与模式识别 · 计算机科学 2017-12-11 Yunpeng Chen , Jianshu Li , Bin Zhou , Jiashi Feng , Shuicheng Yan

The problem of estimating the proportion of satisfiable instances of a given CSP (constraint satisfaction problem) can be tackled through weighting. It consists in putting onto each solution a non-negative real value based on its…

离散数学 · 计算机科学 2015-03-17 Yacine Boufkhad , Thomas Hugel