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相关论文: Multi-view Unsupervised Feature Selection by Cross…

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Scientific observations may consist of a large number of variables (features). Identifying a subset of meaningful features is often ignored in unsupervised learning, despite its potential for unraveling clear patterns hidden in the ambient…

机器学习 · 计算机科学 2020-11-10 Ofir Lindenbaum , Uri Shaham , Jonathan Svirsky , Erez Peterfreund , Yuval Kluger

High-dimensional data in many areas such as computer vision and machine learning tasks brings in computational and analytical difficulty. Feature selection which selects a subset from observed features is a widely used approach for…

机器学习 · 计算机科学 2018-04-10 Kai Han , Yunhe Wang , Chao Zhang , Chao Li , Chao Xu

Multi-view datasets offer diverse forms of data that can enhance prediction models by providing complementary information. However, the use of multi-view data leads to an increase in high-dimensional data, which poses significant challenges…

神经与进化计算 · 计算机科学 2024-03-05 Vandad Imani , Carlos Sevilla-Salcedo , Elaheh Moradi , Vittorio Fortino , Jussi Tohka

Feature selection is frequently used as a pre-processing step to machine learning. It is a process of choosing a subset of original features so that the feature space is optimally reduced according to a certain evaluation criterion. The…

计算机视觉与模式识别 · 计算机科学 2014-01-07 Vijendra Singh , Shivani Pathak

Distributed and federated learning are important tools for high-dimensional classification of large datasets. To reduce computational costs and overcome the curse of dimensionality, feature screening plays a pivotal role in eliminating…

机器学习 · 统计学 2025-06-03 Qi Qin , Erbo Li , Xingxiang Li , Yifan Sun , Wu Wang , Chen Xu

Multi-view feature extraction is an efficient approach for alleviating the issue of dimensionality in highdimensional multi-view data. Contrastive learning (CL), which is a popular self-supervised learning method, has recently attracted…

计算机视觉与模式识别 · 计算机科学 2023-02-09 Hongjie Zhang

In this paper, we propose a novel semi-supervised feature selection framework by mining correlations among multiple tasks and apply it to different multimedia applications. Instead of independently computing the importance of features for…

机器学习 · 计算机科学 2017-07-11 Xiaojun Chang , Yi Yang

The application of machine learning to image and video data often yields a high dimensional feature space. Effective feature selection techniques identify a discriminant feature subspace that lowers computational and modeling costs with…

机器学习 · 计算机科学 2022-06-22 Yijing Yang , Wei Wang , Hongyu Fu , C. -C. Jay Kuo

Deep learning-based image fusion approaches have obtained wide attention in recent years, achieving promising performance in terms of visual perception. However, the fusion module in the current deep learning-based methods suffers from two…

计算机视觉与模式识别 · 计算机科学 2022-02-01 Dongyu Rao , Xiao-Jun Wu , Tianyang Xu , Guoyang Chen

Along with the flourish of the information age, massive amounts of data are generated day by day. Due to the large-scale and high-dimensional characteristics of these data, it is often difficult to achieve better decision-making in…

机器学习 · 计算机科学 2023-04-04 Peican Zhu , Xin Hou , Keke Tang , Zhen Wang , Feiping Nie

High-dimensional datasets depict a challenge for learning tasks in data mining and machine learning. Feature selection is an effective technique in dealing with dimensionality reduction. It is often an essential data processing step prior…

In practical domains, high-dimensional data are usually associated with diverse semantic labels, whereas traditional feature selection methods are designed for single-label data. Moreover, existing multi-label methods encounter two main…

机器学习 · 计算机科学 2025-05-26 Yan Zhong , Xingyu Wu , Xinping Zhao , Li Zhang , Xinyuan Song , Lei Shi , Bingbing Jiang

Machine learning models usually assume that a set of feature values used to obtain an output is fixed in advance. However, in many real-world problems, a cost is associated with measuring these features. To address the issue of reducing…

机器学习 · 计算机科学 2025-03-13 Katsumi Takahashi , Koh Takeuchi , Hisashi Kashima

This paper presents a versatile technique for the purpose of feature selection and extraction - Class Dependent Features (CDFs). We use CDFs to improve the accuracy of classification and at the same time control computational expense by…

机器学习 · 计算机科学 2014-12-30 Kratarth Goel , Raunaq Vohra , Ainesh Bakshi

In this paper, we present a new method for few-sample supervised feature selection (FS). Our method first learns the manifold of the feature space of each class using kernels capturing multi-feature associations. Then, based on Riemannian…

机器学习 · 统计学 2022-07-19 David Cohen , Tal Shnitzer , Yuval Kluger , Ronen Talmon

Hashing is an efficient method for nearest neighbor search in large-scale data space by embedding high-dimensional feature descriptors into a similarity preserving Hamming space with a low dimension. However, large-scale high-speed…

计算机视觉与模式识别 · 计算机科学 2020-06-17 Chenggang Yan , Biao Gong , Yuxuan Wei , Yue Gao

Multi-label feature selection serves as an effective mean for dealing with high-dimensional multi-label data. To achieve satisfactory performance, existing methods for multi-label feature selection often require the centralization of…

机器学习 · 计算机科学 2024-08-28 Yukun Song , Dayuan Cao , Jiali Miao , Shuai Yang , Kui Yu

Although much progress has been made in classification with high-dimensional features \citep{Fan_Fan:2008, JGuo:2010, CaiSun:2014, PRXu:2014}, classification with ultrahigh-dimensional features, wherein the features much outnumber the…

机器学习 · 统计学 2016-11-14 Yanming Li , Hyokyoung Hong , Jian Kang , Kevin He , Ji Zhu , Yi Li

Feature selection has drawn much attention over the last decades in machine learning because it can reduce data dimensionality while maintaining the original physical meaning of features, which enables better interpretability than feature…

机器学习 · 计算机科学 2022-09-27 Yiwen Liao , Jochen Rivoir , Raphaël Latty , Bin Yang

Feature selection, an effective technique for dimensionality reduction, plays an important role in many machine learning systems. Supervised knowledge can significantly improve the performance. However, faced with the rapid growth of newly…

计算机视觉与模式识别 · 计算机科学 2021-07-15 Zheng Wang , Qiao Wang , Tingzhang Zhao , Xiaojun Ye