Research Achievements

Probabilistic Routing for Graph-Based Approximate Nearest Neighbor Search

Kejing Lu, Chuan Xiao, Yoshiharu Ishikawa

2024 International Conference on Machine Learning (ICML 2024)

2024

Consistent and Flexible Selectivity Estimation for High-Dimensional Data.

Yaoshu Wang, Chuan Xiao, Jianbin Qin, Rui Mao, Makoto Onizuka, Wei Wang, Rui Zhang, Yoshiharu Ishikawa

ACM SIGMOD International Conference on Management of Data (SIGMOD) 2021.

6, 2021

HVS: Hierarchical Graph Structure Based on Voronoi Diagrams for Solving Approximate Nearest Neighbor Search

Kejing Lu, Mineichi Kudo, Chuan Xiao, Yoshiharu Ishikawa

Proceedings of the VLDB Endowment (PVLDB)

2021

Vol/No/Pages: Vol. 15 , No. 2.0 , pp. 246 -- 258

NGNC: A Flexible and Efficient Framework for Error-Tolerant Query Autocompletion

Yukai Miao, Jianbin Qin, Sheng Hu, Yuyang Dong, Yoshiharu Ishikawa, Makoto Onizuka

Fourth Workshop on Software Foundations for Data Interoperability

9, 2020

Fast Subtrajectory Similarity Search in Road Networks under Weighted Edit Distance Constraints

Satoshi Koide, Chuan Xiao, Yoshiharu Ishikawa

In Proceedings of the Very Large Data Bases Endowment,

7, 2020

Vol/No/Pages: Vol. 13 , No. 11.0 , pp. 2188 -- 2201

Road Segment Interpolation for Incomplete Road Data

Yuya Sasaki, Jiahao Yu, Yoshiharu Ishikawa

In Proceedings of International Conference on Big Data and Smart Computing

2, 2019

Efficient Framework for Processing Top-k Queries with Replication in Mobile Ad Hoc Networks

Yuya Sasaki, Takahiro Hara, Yoshiharu Ishikawa

GeoInformatica

2019

Top-k Query Processing with Replication Strategy in Mobile Ad Hoc Networks

Yuya Sasaki, Takahiro Hara, Yoshiharu Ishikawa

In Proceedings of Mobile Data Management

6, 2018

Sequenced Route Query with Semantic Hierarchy

Yoshiharu Ishikawa, Yasuhiro Fujiwara, Makoto Onizuka

In Proceedings of International Conference on Extending Database Technology

3, 2018

Vol/No/Pages: pp. 37 -- 48