Sachio HIROKAWA


LTDE: A Layout Tree Based Approach for Deep Page Data Extraction
Jun ZENG Feng LI Brendan FLANAGAN Sachio HIROKAWA 
Publication:   
Publication Date: 2017/05/01
Vol. E100-D  No. 5  pp. 1067-1078
Type of Manuscript:  PAPER
Category: Artificial Intelligence, Data Mining
Keyword: 
deep Web data extractionlayout treevisual featuresWeb mining
 Summary | Full Text:PDF(1.8MB)

Personalized Movie Recommendation System Based on Support Vector Machine and Improved Particle Swarm Optimization
Xibin WANG Fengji LUO Chunyan SANG Jun ZENG Sachio HIROKAWA 
Publication:   
Publication Date: 2017/02/01
Vol. E100-D  No. 2  pp. 285-293
Type of Manuscript:  PAPER
Category: Data Engineering, Web Information Systems
Keyword: 
personalized recommendationsupport vector machineparticle swarm optimizationservice computing
 Summary | Full Text:PDF(1.3MB)

Shilling Attack Detection in Recommender Systems via Selecting Patterns Analysis
Wentao LI Min GAO Hua LI Jun ZENG Qingyu XIONG Sachio HIROKAWA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2016/10/01
Vol. E99-D  No. 10  pp. 2600-2611
Type of Manuscript:  PAPER
Category: Artificial Intelligence, Data Mining
Keyword: 
feature extractionpopularityselecting patternsrecommender systemsshilling attacks
 Summary | Full Text:PDF(1.8MB)

Automated Duplicate Bug Report Detection Using Multi-Factor Analysis
Jie ZOU Ling XU Mengning YANG Xiaohong ZHANG Jun ZENG Sachio HIROKAWA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2016/07/01
Vol. E99-D  No. 7  pp. 1762-1775
Type of Manuscript:  PAPER
Category: Software Engineering
Keyword: 
duplicate bug reports detectiontopic modelLDAN-gramLNG
 Summary | Full Text:PDF(1.7MB)

Dynamic Macro-Based Heuristic Planning through Action Relationship Analysis
Zhuo JIANG Junhao WEN Jun ZENG Yihao ZHANG Xibin WANG Sachio HIROKAWA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2015/02/01
Vol. E98-D  No. 2  pp. 363-371
Type of Manuscript:  PAPER
Category: Artificial Intelligence, Data Mining
Keyword: 
AI planningheuristic planningmacroaction relationshipdynamic heuristic
 Summary | Full Text:PDF(1.2MB)

A Web Page Segmentation Approach Using Visual Semantics
Jun ZENG Brendan FLANAGAN Sachio HIROKAWA Eisuke ITO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2014/02/01
Vol. E97-D  No. 2  pp. 223-230
Type of Manuscript:  PAPER
Category: Data Engineering, Web Information Systems
Keyword: 
web page segmentationvisual semanticsseam degreecontent similarity
 Summary | Full Text:PDF(1.1MB)