Author

Xiao-Ping Xu

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Open access Sep 2026

PSAFM: A parameter-free spatial attention fusion module

A parameter-free spatial attention fusion module (PSAFM), where the pointwise average- and max-pooling branches are combined by deterministic weighted fusion, which enables the module to strengthen feature responses without adding trainable parameters.

Guan-Fen Liu, Xiao-Ping Xu, Bing-Kun Zhou et al. · PLoS ONE · 0 citations

Open access Aug 2026

Efficient Multi-View Clustering Through Pairwise Co-Regularization Non-Negative Matrix Factorization with Sparse Constraints

A pairwise co-regularization mechanism is introduced to capture cross-view structural correlations by measuring the similarity between view-specific coefficient matrices and a stochastic acceleration strategy is incorporated to expedite convergence.

Wenbo Li, Jinxuan Liu, Xiao-Ping Xu et al. · Mathematics · 0 citations