通过结构引导提升多视图聚类效果,增强局部信息挖掘与视图一致性。
Structure-guided Deep Multi-View Clustering
- 基于邻域关系动态选择正样本对,构建多视图最近邻图。
- 在多个基准数据集上优于当前最优方法,显著提升聚类性能。
- 适合需要高精度多视图聚类的场景,如生物信息学、图像分析。
深度多视图聚类旨在利用多视图中的丰富信息以提升聚类性能。然而,现有方法常忽略对多视图结构信息的充分挖掘,且未能有效探索多视图数据分布,限制了聚类效果。为此,本文提出一种结构引导的深度多视图聚类模型。具体地,我们设计了一种基于邻域关系的正样本选择策略,并引入相应的损失函数。该策略通过构建多视图最近邻图,动态重定义正样本对,从而挖掘多视图数据中的局部结构信息,提升正样本选择的可靠性。此外,我们引入高斯分布模型以揭示潜在结构信息,并设计损失函数以减少不同视图嵌入间的差异。上述两种策略从不同角度探索多视图结构信息与数据分布,增强了视图间的一致性并提升了簇内紧凑性。实验验证表明,所提方法在多个基准数据集上显著优于当前最优的多视图聚类方法。
原文摘要 · Abstract (English)
Deep multi-view clustering seeks to utilize the abundant information from multiple views to improve clustering performance. However, most of the existing clustering methods often neglect to fully mine multi-view structural information and fail to explore the distribution of multi-view data, limiting clustering performance. To address these limitations, we propose a structure-guided deep multi-view clustering model. Specifically, we introduce a positive sample selection strategy based on neighborhood relationships, coupled with a corresponding loss function. This strategy constructs multi-view nearest neighbor graphs to dynamically redefine positive sample pairs, enabling the mining of local structural information within multi-view data and enhancing the reliability of positive sample selection. Additionally, we introduce a Gaussian distribution model to uncover latent structural information and introduce a loss function to reduce discrepancies between view embeddings. These two strategies explore multi-view structural information and data distribution from different perspectives, enhancing consistency across views and increasing intra-cluster compactness. Experimental evaluations demonstrate the efficacy of our method, showing significant improvements in clustering performance on multiple benchmark datasets compared to state-of-the-art multi-view clustering approaches.
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