Articles with "weighted pca" as a keyword



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Hybrid descriptors and Weighted PCA-EFMNet for Face Verification in the Wild

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Published in 2019 at "International Journal of Multimedia Information Retrieval"

DOI: 10.1007/s13735-019-00175-w

Abstract: Unconstrained face recognition is a complex task because of the numerous intra-class changes caused by lighting, occlusion, facial expressions and poses changes. Such variations affect considerably the performance of facial recognition systems, particularly those based… read more here.

Keywords: face verification; face; hybrid descriptors; weighted pca ... See more keywords

Optimal Sample Acquisition for Optimally Weighted PCA From Heterogeneous Quality Sources

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Published in 2025 at "IEEE Signal Processing Letters"

DOI: 10.1109/lsp.2025.3550280

Abstract: Modern high-dimensional datasets are often formed by acquiring samples from multiple sources having heterogeneous quality, i.e., some sources are noisier than others. Collecting data in this manner raises the following natural question: what is the… read more here.

Keywords: optimal sample; optimally weighted; quality sources; weighted pca ... See more keywords