Keigo Oka

Linear-Time FPT Algorithms via Network Flow

Yoichi Iwata, Yuichi Yoshida, Keigo Oka, 2013, SODA.

Reply trees in Twitter: data analysis and branching process models

Ken-ichi Kawarabayashi, Takanori Maehara, Taro Takaguchi, 2016, Social Network Analysis and Mining.

A Geometric Clustering Tool (AGCT) to robustly unravel the inner cluster structures of time-series gene expressions

Samik Ghosh, Hiroaki Kitano, Frank Nielsen, 2020, PloS one.

Fast Dynamic Graph Algorithms for Parameterized Problems pdf

Yoichi Iwata, Keigo Oka, Yoichi Iwata, 2014, SWAT.