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IEICE Trans

Kazuhiko MURASAKI

Leveraging 2D-VLM for Label-Free 3D Segmentation in Large-Scale Outdoor Scene Understanding
Toshihiko NISHIMURA Hirofumi ABE Kazuhiko MURASAKI Taiga YOSHIDA Ryuichi TANIDA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2026/03/01
Vol. E109-D  No. 3  pp. 460-463
Type of Manuscript:  LETTER
Category: Pattern Recognition
Keyword: 
3D Point Cloud, Vision Language Models, Semantic Segmentation, Scene Understanding, Label-Free, 
 Summary | Full Text:PDF
Real-Time LiDAR Point Cloud Densificationfor Low-Latency Spatial Data Transmission
Kazuhiko MURASAKI Shunsuke KONAGAI Masakatsu AOKI Taiga YOSHIDA Ryuichi TANIDA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2026/03/01
Vol. E109-D  No. 3  pp. 469-473
Type of Manuscript:  LETTER
Category: Image Recognition, Computer Vision
Keyword: 
LiDAR, densification, real-time processing, 
 Summary | Full Text:PDF
Semi-Supervised Representation Learning via Triplet Loss Based on Explicit Class Ratio of Unlabeled Data
Kazuhiko MURASAKI Shingo ANDO Jun SHIMAMURA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2022/04/01
Vol. E105-D  No. 4  pp. 778-784
Type of Manuscript:  PAPER
Category: Image Recognition, Computer Vision
Keyword: 
semi-supervised learning, representation learning, triplet loss, 
 Summary | Full Text:PDF