Cut Sparsifiers for Balanced Digraphs. - Motoki Ikeda; Shin-ichi Tanigawa (WAOA, 2018)

A cost-scaling algorithm for computing the degree of determinants. - Hiroshi Hirai 001; Motoki Ikeda (Comput. Complex., 2022)

A cost-scaling algorithm for minimum-cost node-capacitated multiflow problem. - Hiroshi Hirai 001; Motoki Ikeda (Math. Program., 2022)

Node-Connectivity Terminal Backup, Separately Capacitated Multiflow, and Discrete Convexity. - Hiroshi Hirai 001; Motoki Ikeda (SIAM J. Discret. Math., 2023)