Photometric Stereo in Participating Media Considering Shape-Dependent Forward Scatter

no code implementations • CVPR 2018 • Yuki Fujimura, Masaaki Iiyama, Atsushi Hashimoto, Michihiko Minoh

Images captured in participating media such as murky water, fog, or smoke are degraded by scattered light.

3D Reconstruction

Outlier Cluster Formation in Spectral Clustering

no code implementations • 3 Mar 2017 • Takuro Ina, Atsushi Hashimoto, Masaaki Iiyama, Hidekazu Kasahara, Mikihiko Mori, Michihiko Minoh

The highlights of this paper are the following two mathematical observations: first, spectral clustering's intrinsic property of an outlier cluster formation, and second, the singularity of an outlier cluster with a valid cluster number.

Clustering Face Clustering +3

Collaborative Representation for Classification, Sparse or Non-sparse?

no code implementations • 6 Mar 2014 • Yang Wu, Vansteenberge Jarich, Masayuki Mukunoki, Michihiko Minoh

Sparse representation based classification (SRC) has been proved to be a simple, effective and robust solution to face recognition.

Classification Dictionary Learning +3