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Tingfa Xu

2 papers indexed

arxivcs.CV2026-07-23

Spectral-Spatial Synergistic Guided Network for Hyperspectral Salient Object Detection

Yanyan Peng, Tingfa Xu, Yao Xiao, Peifu Liu, Shuyan Bai, Fengxiang Xu, et al.

Hyperspectral salient object detection aims to identify visually salient regions from hyperspectral images. Existing methods often fail because they fundamentally misunderstand the data, confusing incidental spectral variations caused by external factors such as illumination with…

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arxivcs.CV2026-07-06

Fully Rotation-Equivariant Spectral-Spatial Learning for Multispectral Object Detection

Peng Zhang, Tingfa Xu, Shuaihao Han, Jianan Li

Existing multispectral detectors are limited by discrete spectral processing, a scale-dependent shift in the relative reliability of spectral and spatial cues across pyramid levels, and the lack of explicit rotation-equivariant geometric priors for arbitrarily oriented objects. T…

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