Tatsuhiro Sakai

Publication Activity (10 Years)

Years Active: 2014-2020
Publications (10 Years): 10

Top Topics

Spatial Clustering

Situation Awareness

Randomly Selected

Top Venues

DASFAA Workshops

Publications

Tatsuhiro Sakai, Keiichi Tamura, Hajime Kitakami, Toshiyuki Takezawa
Anytime Algorithm for Cell-based DBSCAN by Connecting Randomly Selected Cells. IIAI-AAI (2020)
Tatsuhiro Sakai, Keiichi Tamura
Analyzing Geo-tagged Tweets about COVID-19 in Japan using MACD-Histogram-based Burst Detection. IIAI-AAI (2020)
Shuichi Hashida, Keiichi Tamura, Tatsuhiro Sakai
Classifying Sightseeing Tweets Using Convolutional Neural Networks with Multi-channel Distributed Representation. SMC (2018)
Tatsuhiro Sakai, Keiichi Tamura, Hajime Kitakami, Toshiyuki Takezawa
Density-based Multimodal Spatial Clustering using Pre-trained Deep Network for Extracting Local Topics. GeoRich@SIGMOD (2018)
Keiichi Tamura, Hajime Kitakami, Tatsuhiro Sakai
Adaptive distributed modified extremal optimisation for maximising contact map overlap and its performance evaluation. Int. J. Comput. Intell. Stud. 6 (4) (2017)
Tatsuhiro Sakai, Keiichi Tamura, Hajime Kitakami
Cell-Based DBSCAN Algorithm Using Minimum Bounding Rectangle Criteria. DASFAA Workshops (2017)
Tatsuhiro Sakai, Keiichi Tamura, Hajime Kitakampd, Toshiyuki Takezawa
Photo image classification using pre-trained deep network for density-based spatiotemporal analysis system. IWCIA (2017)
Keiichi Tamura, Tatsuhiro Sakai, Hajime Kitakami
Location-Based Temporal Burst Detection Using Outlier Factors in Geo-Tagged Tweets. IIAI-AAI (2016)
Keiichi Tamura, Tatsuhiro Sakai, Takumi Ichimura
Time series classification using MACD-Histogram-based SAX and its performance evaluation. SMC (2016)
Keiichi Tamura, Hajime Kitakami, Tatsuhiro Sakai
Contact map overlap maximization using adaptive distributed modified extremal optimization. IWCIA (2016)
Tatsuhiro Sakai, Keiichi Tamura, Shota Kotozaki, Tsubasa Hayashida, Hajime Kitakami
Real-time Local Topic Extraction using Density-based Adaptive Spatiotemporal Clustering for Enhancing Local Situation Awareness. KDIR (2015)
Keiichi Tamura, Hajime Kitakami, Tatsuhiro Sakai, Yoshifumi Takahashi
A new distributed modified extremal optimization for optimizing protein structure alignment. IWCIA (2015)
Tatsuhiro Sakai, Keiichi Tamura, Hajime Kitakami
Extracting Topic-Related Photos in Density-Based Spatiotemporal Analysis System for Enhancing Situation Awareness. IIAI-AAI (2015)
Tatsuhiro Sakai, Keiichi Tamura, Hajime Kitakami
Emergency Situation Awareness During Natural Disasters Using Density-Based Adaptive Spatiotemporal Clustering. DASFAA Workshops (2015)
Tatsuhiro Sakai, Keiichi Tamura, Hajime Kitakami
Identifying main topics in density-based spatial clusters using network-based representative document extraction. IWCIA (2015)
Keiichi Tamura, Tomoki Matsui, Hajime Kitakami, Tatsuhiro Sakai
Identifying Local Temporal Burstiness Using MACD Histogram. SMC (2015)
Tatsuhiro Sakai, Keiichi Tamura
Summarizing Results of Keyword Search on Social Photos Using Clustering-Based Burst Detection. IIAI-AAI (2015)
Tatsuhiro Sakai, Keiichi Tamura, Hajime Kitakami
Density-based adaptive spatial clustering algorithm for identifying local high-density areas in georeferenced documents. SMC (2014)