Yutaka Ohsawa

Publication Activity (10 Years)

Years Active: 1983-2018
Publications (10 Years): 5

Top Topics

Generation Method

Nearest Neighbor Search

Top Venues

IEICE Trans. Inf. Syst.

Publications

Tin Nilar Win, Htoo Htoo, Yutaka Ohsawa
Safe-Region Generation Method for Versatile Continuous Vicinity Queries in the Road Network Distance. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2) (2018)
Yutaka Ohsawa, Htoo Htoo, Tin Nilar Win
Safe-Region Generation Methods for Continuous Trip Route Planning Queries. Informatica 28 (1) (2017)
Yutaka Ohsawa, Htoo Htoo
Top-k Sequenced Route Queries. MDM (2017)
Yutaka Ohsawa, Htoo Htoo, Tin Nilar Win
Continuous Trip Route Planning Queries. ADBIS (2016)
Yutaka Ohsawa, Htoo Htoo
Versatile Safe-Region Generation Method for Continuous Monitoring of Moving Objects in the Road Network Distance. DASFAA Workshops (2016)
Aye Thida Hlaing, Tin Nilar Win, Htoo Htoo, Yutaka Ohsawa
NN Query on Road Network Distances. J. Inf. Process. 23 (2) (2015)
Yutaka Ohsawa, Htoo Htoo, Naw Jacklin Nyunt, Myint Myint Sein
Generalized Bichromatic Homogeneous Vicinity Query Algorithm in Road Network Distance. ADBIS (Short Papers and Workshops) (2015)
Tin Nilar Win, Htoo Htoo, Yutaka Ohsawa
Bichromatic Reverse kNN Query Algorithm on Road Network Distance. WAIM (2015)
Aye Thida Hlaing, Htoo Htoo, Yutaka Ohsawa
Efficient Reverse kNN Query Algorithm on Road Network Distances Using Partitioned Subgraphs. ER Workshops (2014)
Htoo Htoo, Yutaka Ohsawa, Noboru Sonehara, Masao Sakauchi
Incremental Single-Source Multi-Target A* Algorithm for LBS Based on Road Network Distance. IEICE Trans. Inf. Syst. (5) (2013)
Aye Thida Hlaing, Htoo Htoo, Yutaka Ohsawa, Noboru Sonehara, Masao Sakauchi
Shortest Path Finder with Light Materialized Path View for Location Based Services. WAIM (2013)
Htoo Htoo, Yutaka Ohsawa, Noboru Sonehara, Masao Sakauchi
Aggregate Nearest Neighbor Search Methods Using SSMTA* Algorithm on Road-Network. ADBIS (2012)
Htoo Htoo, Yutaka Ohsawa, Noboru Sonehara, Masao Sakauchi
Optimal Sequenced Route Query Algorithm Using Visited POI Graph. WAIM (2012)
Yutaka Ohsawa, Htoo Htoo, Noboru Sonehara, Masao Sakauchi
Sequenced Route Query in Road Network Distance Based on Incremental Euclidean Restriction. DEXA (1) (2012)
Yutaka Ohsawa, Kazuhisa Fujino, Htoo Htoo, Aye Thida Hlaing, Noboru Sonehara
Real-Time Monitoring of Moving Objects Using Frequently Used Routes. DASFAA (2) (2011)
Htoo Htoo, Yutaka Ohsawa, Noboru Sonehara
Single-Source Multi-Target A* Algorithm for POI Queries on Road Network. WAIM Workshops (2011)
Thanda Oo, Hiroshi Kawasaki, Yutaka Ohsawa, Katsushi Ikeuchi
The separation of reflected and transparent layers from real-world image sequence. Mach. Vis. Appl. 18 (1) (2007)
Hiroshi Kawasaki, Yutaka Ohsawa, Ryo Furukawa, Yasuaki Nakamura
Dense 3D Reconstruction with an Uncalibrated Active Stereo System. ACCV (2) (2006)
Thanda Oo, Hiroshi Kawasaki, Yutaka Ohsawa, Katsushi Ikeuchi
Separation of Reflection and Transparency Using Epipolar Plane Image Analysis. ACCV (1) (2006)
Hiroshi Kawasaki, Kyoung-Dae Seo, Yutaka Ohsawa, Ryo Furukawa
Patch-based BTF synthesis for real-time rendering. ICIP (1) (2005)
Yutaka Ohsawa, Kyungwol Kim
A Spatiotemporal Data Management Method Using Inverse Differential Script. ER Workshops (1998)
Yutaka Ohsawa, Masako Miyazaki
A Method to Fuse Two Kinds of Digital Road Maps. ICMCS (1996)
Ying Ming Lin, Yutaka Ohsawa, Masao Sakauchi
A Kernel System for 3D GIS Applications. MVA (1994)
Ying Ming Lin, Takeshi Sagara, Yutaka Ohsawa, Masao Sakauchi
An object-oriented kernel for geographical information systems. ICDAR (1993)
Yasuaki Nakamura, Shigeru Abe, Yutaka Ohsawa, Masao Sakauchi
A Balanced Hierarchical Data Structure for Multidimensional Data with Highly Efficient Dynamic Characteristics. IEEE Trans. Knowl. Data Eng. 5 (4) (1993)
Yasuaki Nakamura, Shigeru Abe, Yutaka Ohsawa, Masao Sakauchi
An efficient data management method for spatial objects using MD-tree-experimental evaluation and comparisons. ICPR (3) (1992)
Yasuaki Nakamura, Shigeru Abe, Yutaka Ohsawa, Masao Sakauchi
Efficient Hierarchical Structures for Spatial Objects: MD-Tree and RMD-Tree. Future Databases (1992)
Yihong Gong, Heitou Zen, Yutaka Ohsawa, Masao Sakauchi
A color video image quantization method with stable and efficient color selection capability. ICPR (3) (1992)
Yasuaki Nakamura, Shigeru Abe, Yutaka Ohsawa, Masao Sakauchi
RMD-tree: A hierarchical data structure for multidimensional nonzero size spatial objects using MD-tree. Systems and Computers in Japan 23 (3) (1992)
Shin'ichi Satoh, Yutaka Ohsawa, Masao Sakauchi
Drawing image understanding framework using state transition models. ICPR (1) (1990)
Yasuaki Nakamura, Shigeru Abe, Yutaka Ohsawa, Masao Sakauchi
Data structures for multilayer N-dimensional data using hierarchical structure. ICPR (2) (1990)
Yutaka Ohsawa, Masao Sakauchi
A New Tree Type Data Structure with Homogeneous Nodes Suitable for a Very Large Spatial Database. ICDE (1990)
Yasuaki Nakamura, Shigeru Abe, Yutaka Ohsawa, Masao Sakauchi
Data Structure for Multilayer N-Dimensional Data Using Hierarchical Structure. Systems and Computers in Japan 21 (5) (1990)
Yasuaki Nakamura, Shigeru Abe, Yutaka Ohsawa, Masao Sakauchi
MD-tree: a balanced hierarchical data structure for multidimensional data with highly efficient dynamic characteristics. ICPR (1988)
Yutaka Ohsawa, Masao Sakauchi
A new line data management structure suitable for geometrical retrievals based on spatial relations. Systems and Computers in Japan 18 (5) (1987)
Masao Sakauchi, Yutaka Ohsawa
Pattern Data representation and management in image database systems. Systems and Computers in Japan 17 (1) (1986)
Yutaka Ohsawa, Masao Sakauchi
An n-dimensional region data management system using combined tree structures. Systems and Computers in Japan 16 (6) (1985)
Yutaka Ohsawa, Masao Sakauchi
The BD-Tree - A New N-Dimensional Data Structure with Highly Efficient Dynamic Characteristics. IFIP Congress (1983)
Masao Sakauchi, Yutaka Ohsawa
A New Interactive Geographical Information System Based on Effective Image-Type Map Representation. IFIP Congress (1983)