A selector-based FFT processor and its FPGA implementation. - Yuya Hirai; Kazushi Kawamura; Masao Yanagisawa; Nozomu Togawa (ISOCC, 2017)

NTCIR-15 QA Lab-PoliInfo2 Topic Detection based on LDA and Argument Structure Graph. - Yuya Hirai; Yo Amano; Kazuhiro Takeuchi (NTCIR, 2020)