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相关论文: Speed-up and multi-view extensions to Subclass Dis…

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This paper proposes an incremental solution to Fast Subclass Discriminant Analysis (fastSDA). We present an exact and an approximate linear solution, along with an approximate kernelized variant. Extensive experiments on eight image…

机器学习 · 计算机科学 2020-02-12 Kateryna Chumachenko , Jenni Raitoharju , Moncef Gabbouj , Alexandros Iosifidis

Several graph data mining, signal processing, and machine learning downstream tasks rely on information related to the eigenvectors of the associated adjacency or Laplacian matrix. Classical eigendecomposition methods are powerful when the…

Despite the impressive clustering performance and efficiency in characterizing both the relationship between data and cluster structure, existing graph-based multi-view clustering methods still have the following drawbacks. They suffer from…

机器学习 · 计算机科学 2023-05-15 Quanxue Gao , Wei Xia , Xinbo Gao , Xiangdong Zhang , Qin Li , Dacheng Tao

Large graphs commonly appear in social networks, knowledge graphs, recommender systems, life sciences, and decision making problems. Summarizing large graphs by their high level properties is helpful in solving problems in these settings.…

机器学习 · 统计学 2022-08-01 Elise van der Pol , Ian Gemp , Yoram Bachrach , Richard Everett

We propose a unified framework for multi-view subspace learning to learn individual orthogonal projections for all views. The framework integrates the correlations within multiple views, supervised discriminant capacity, and distance…

机器学习 · 计算机科学 2020-10-06 Li Wang , Leihong Zhang , Chungen Shen , Ren-cang Li

Classification methods that leverage the strengths of data from multiple sources (multi-view data) simultaneously have enormous potential to yield more powerful findings than two step methods: association followed by classification. We…

统计方法学 · 统计学 2020-01-16 Sandra E. Safo , Eun Jeong Min , Lillian Haine

Graph Semi-Supervised learning is an important data analysis tool, where given a graph and a set of labeled nodes, the aim is to infer the labels to the remaining unlabeled nodes. In this paper, we start by considering an optimization-based…

机器学习 · 计算机科学 2023-09-26 Sara Venturini , Andrea Cristofari , Francesco Rinaldi , Francesco Tudisco

We present a graph-based variational algorithm for multiclass classification of high-dimensional data, motivated by total variation techniques. The energy functional is based on a diffuse interface model with a periodic potential. We…

机器学习 · 统计学 2012-12-06 Cristina Garcia-Cardona , Arjuna Flenner , Allon G. Percus

Multi-view spectral clustering can effectively reveal the intrinsic cluster structure among data by performing clustering on the learned optimal embedding across views. Though demonstrating promising performance in various applications,…

机器学习 · 计算机科学 2020-09-01 Weixuan Liang , Sihang Zhou , Jian Xiong , Xinwang Liu , Siwei Wang , En Zhu , Zhiping Cai , Xin Xu

Learning the distance metric between pairs of examples is of great importance for visual recognition, especially for person re-identification (Re-Id). Recently, the contrastive and triplet loss are proposed to enhance the discriminative…

计算机视觉与模式识别 · 计算机科学 2017-07-26 De Cheng , Yihong Gong , Zhihui Li , Weiwei Shi , Alexander G. Hauptmann , Nanning Zheng

Graph classification has recently received a lot of attention from various fields of machine learning e.g. kernel methods, sequential modeling or graph embedding. All these approaches offer promising results with different respective…

机器学习 · 计算机科学 2018-11-13 Nathan de Lara , Edouard Pineau

Graph-based machine learning has seen an increased interest over the last decade with many connections to other fields of applied mathematics. Learning based on partial differential equations, such as the phase-field Allen-Cahn equation,…

数值分析 · 数学 2025-12-23 Chiara Faccio , Margherita Porcelli , Francesco Rinaldi , Martin Stoll

Visual tracking is typically solved as a discriminative learning problem that usually requires high-quality samples for online model adaptation. It is a critical and challenging problem to evaluate the training samples collected from…

计算机视觉与模式识别 · 计算机科学 2020-04-02 Weichao Li , Xi Li , Omar Elfarouk Bourahla , Fuxian Huang , Fei Wu , Wei Liu , Zhiheng Wang , Hongmin Liu

Multilevel optimization has gained renewed interest in machine learning due to its promise in applications such as hyperparameter tuning and continual learning. However, existing methods struggle with the inherent difficulty of efficiently…

机器学习 · 计算机科学 2024-10-16 Yuntian Gu , Xuzheng Chen

In recent years many sparse linear discriminant analysis methods have been proposed for high-dimensional classification and variable selection. However, most of these proposals focus on binary classification and they are not directly…

统计方法学 · 统计学 2015-04-23 Qing Mai , Yi Yang , Hui Zou

In the context of flexible manufacturing systems that are required to produce different types and quantities of products with minimal reconfiguration, this paper addresses the problem of unsupervised multi-class anomaly detection: develop a…

计算机视觉与模式识别 · 计算机科学 2023-07-18 Haonan Yin , Guanlong Jiao , Qianhui Wu , Borje F. Karlsson , Biqing Huang , Chin Yew Lin

In this paper, we focus on the unsupervised multi-view feature selection which tries to handle high dimensional data in the field of multi-view learning. Although some graph-based methods have achieved satisfactory performance, they ignore…

机器学习 · 计算机科学 2021-04-13 Qi Wang , Xu Jiang , Mulin Chen , Xuelong Li

In this paper, we introduce a new approach to multiclass classification problem. We decompose the problem into a series of regression tasks, that are solved with CART trees. The proposed method works significantly faster than…

机器学习 · 计算机科学 2019-09-12 Igor E. Kuralenok , Yurii Rebryk , Ruslan Solovev , Anton Ermilov

In this paper, we propose a novel subspace learning framework for one-class classification. The proposed framework presents the problem in the form of graph embedding. It includes the previously proposed subspace one-class techniques as its…

机器学习 · 计算机科学 2023-08-29 Fahad Sohrab , Alexandros Iosifidis , Moncef Gabbouj , Jenni Raitoharju

Self-supervision has emerged as a propitious method for visual representation learning after the recent paradigm shift from handcrafted pretext tasks to instance-similarity based approaches. Most state-of-the-art methods enforce similarity…

计算机视觉与模式识别 · 计算机科学 2022-10-19 Sravanti Addepalli , Kaushal Bhogale , Priyam Dey , R. Venkatesh Babu
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