A New Indexing and Text Ranking Method for Japanese Text Databases Using Simple-Word Compounds as Keywords. - Yasushi Ogawa; Ayako Bessho; Masajiro Iwasaki; Mina Nishimura; Masako Hirose (DASFAA, 1993)

A New Character-based Indexing Organization using Frequency Data for Japanese Documents. - Yasushi Ogawa; Masajiro Iwasaki (SIGIR, 1995)

Access method for image database. - Masajiro Iwasaki; Nozomu Takahashi; Kiyotaka Morozumi (Storage and Retrieval for Media Databases, 2000)

Image retrieval using spatial intensity features. - Nozomu Takahashi; Masajiro Iwasaki; Takayuki Kunieda; Yuki Wakita; Neil Day (Signal Process. Image Commun., 2000)

On Approximately Searching for Similar Word Embeddings. - Kohei Sugawara; Hayato Kobayashi; Masajiro Iwasaki (ACL (1), 2016)

Pruned Bi-directed K-nearest Neighbor Graph for Proximity Search. - Masajiro Iwasaki (SISAP, 2016)

Optimization of Indexing Based on k-Nearest Neighbor Graph for Proximity Search in High-dimensional Data. - Masajiro Iwasaki; Daisuke Miyazaki (CoRR, 2018)