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cs.CV2026
Multi-dimensional Persistent Sheaf Laplacians for Image Analysis
Xiang Xiang Wang, Guo-Wei Wei
We propose a multi-dimensional persistent sheaf Laplacian (MPSL) framework on simplicial complexes for image analysis. The proposed method is motivated by the strong sensitivity of…
cs.CV2025
Color Image Set Recognition Based on Quaternionic Grassmannians
Xiang Xiang Wang, Tin-Yau Tam
We propose a new method for recognizing color image sets using quaternionic Grassmannians, which use the power of quaternions to capture color information and represent each color…