Phase-Consistent Magnetic Spectral Learning for Multi-View Clustering
- URL: http://arxiv.org/abs/2602.18728v1
- Date: Sat, 21 Feb 2026 06:04:57 GMT
- Title: Phase-Consistent Magnetic Spectral Learning for Multi-View Clustering
- Authors: Mingdong Lu, Zhikui Chen, Meng Liu, Shubin Ma, Liang Zhao,
- Abstract summary: Unsupervised multi-view clustering aims to partition data into meaningful groups by leveraging complementary information from multiple views without labels.<n>Existing approaches often rely on magnitude-only affinities or early pseudo targets, which can be unstable when different views induce relations with comparable strengths but contradictory directional tendencies.<n>We propose emphPhase-Consistent Magnetic Spectral Learning for MVC: we explicitly model cross-view directional agreement as a phase term and combine it with a nonnegative magnitude backbone to form a complex-valued magnetic affinity.
- Score: 18.462238432927915
- License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/
- Abstract: Unsupervised multi-view clustering (MVC) aims to partition data into meaningful groups by leveraging complementary information from multiple views without labels, yet a central challenge is to obtain a reliable shared structural signal to guide representation learning and cross-view alignment under view discrepancy and noise. Existing approaches often rely on magnitude-only affinities or early pseudo targets, which can be unstable when different views induce relations with comparable strengths but contradictory directional tendencies, thereby distorting the global spectral geometry and degrading clustering. In this paper, we propose \emph{Phase-Consistent Magnetic Spectral Learning} for MVC: we explicitly model cross-view directional agreement as a phase term and combine it with a nonnegative magnitude backbone to form a complex-valued magnetic affinity, extract a stable shared spectral signal via a Hermitian magnetic Laplacian, and use it as structured self-supervision to guide unsupervised multi-view representation learning and clustering. To obtain robust inputs for spectral extraction at scale, we construct a compact shared structure with anchor-based high-order consensus modeling and apply a lightweight refinement to suppress noisy or inconsistent relations. Extensive experiments on multiple public multi-view benchmarks demonstrate that our method consistently outperforms strong baselines.
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