Extraction of the symmetric pairs of contour points as well as the medial axis from a planar figure by a method based on plane division. - Shigehiro Fukushima; Takeshi Okumura (Syst. Comput. Jpn., 1991)

Modeling a three-dimensional shape from a silhouette by detecting symmetry. - Shigehiro Fukushima; Takeshi Okumura (Syst. Comput. Jpn., 1993)

Generic Object Recognition by Tree Conditional Random Field Based on Hierarchical Segmentation. - Takeshi Okumura; Tetsuya Takiguchi; Yasuo Ariki (ICPR, 2010)

Sparse representation for outliers suppression in semi-supervised image annotation. - Toru Nakashika; Takeshi Okumura; Tetsuya Takiguchi; Yasuo Ariki (ICASSP, 2013)