Yasuhiko Morimoto

Last Updated :2020/07/01

Affiliations, Positions
Graduate School of Advanced Science and Engineering, Professor
E-mail
morimohiroshima-u.ac.jp

Basic Information

Academic Degrees

  • Doctor of Engineering, Hiroshima University
  • Master of Engineering, Hiroshima University

Research Fields

  • Informatics;Human informatics;Intelligent informatics

Research Keywords

  • One to One Marketing|Spatial Data Mining
  • Information Retrieval|association rule
  • Recommendation System|Ranking
  • Customer Relationship Management|Privacy
  • Spatio-Temporal Data Mining
  • pathway
  • Mining
  • Search Engine
  • Internet Commerce
  • Database Marketing

Educational Activity

Course in Charge

  1. 2020, Liberal Arts Education Program1, 2Term, Elements of Information Literacy
  2. 2020, Liberal Arts Education Program1, 1Term, Computer Programming
  3. 2020, Liberal Arts Education Program1, 4Term, Computer Programming
  4. 2020, Liberal Arts Education Program1, 1Term, Introductory Seminar for First-Year Students
  5. 2020, Undergraduate Education, 1Term, Data Mining
  6. 2020, Graduate Education (Doctoral Program) , Year, Directed Study in Information Engineering V
  7. 2020, Graduate Education (Master's Program) , First Semester, Directed Study in Information Engineering IIA
  8. 2020, Graduate Education (Master's Program) , Second Semester, Directed Study in Information Engineering IIB
  9. 2020, Graduate Education (Master's Program) , First Semester, Seminar in Information Engineering IIA
  10. 2020, Graduate Education (Master's Program) , Second Semester, Seminar in Information Engineering IIB
  11. 2020, Graduate Education (Master's Program) , 1Term, Special Exercises on Informatics and Data Science A
  12. 2020, Graduate Education (Master's Program) , 2Term, Special Exercises on Informatics and Data Science A
  13. 2020, Graduate Education (Master's Program) , 3Term, Special Exercises on Informatics and Data Science B
  14. 2020, Graduate Education (Master's Program) , 4Term, Special Exercises on Informatics and Data Science B
  15. 2020, Graduate Education (Master's Program) , Academic Year, Special Study on Informatics and Data Science
  16. 2020, Graduate Education (Doctoral Program) , Academic Year, Special Study on Informatics and Data Science

Research Activities

Academic Papers

  1. Study on Hybrid Arithmetic for Acceleration of Geometric Algorithms, Transactions of the Japan Society for Industrial and Applied Mathematics, 14(2), 117-150, 20040625
  2. Algorithm for Computing Convex Skyline Objectsets on Numerical Databases, IEICE Trans. Inf. & Syst., 93(10), 2709-2716, 20101001
  3. Recent Progress on Data Mining Technology―Knowledge Discovery from Giant Databases, IPSJ Magazine, 37(7), 597-603, 19960715
  4. Finding optimal intervals using computational geometry, IPSJ SIG Notes, 1995(109), 95-100, 19951117
  5. An object model for an RDB-based object server and its C_<++>interface, 45(0), 111-112, 19920928
  6. An object server based on relatoinal database systems and distributed file systems : overview and application, 49(0), 259-260, 19940920
  7. A multimedia development environment with an object server, 45(0), 109-110, 19920928
  8. A Method of Mapping Data Operations between Objects and Relations, 45(0), 133-134, 19920928
  9. Constructing Decision Trees with Range and Region Splitting : Evaluation of Effectiveness of Region Splitting, IPSJ SIG Notes, 46, 9-16, 19970724
  10. Object Sharing Management in an Object Server, 45(0), 113-114, 19920928
  11. Data Management in an Object Server based on a Relational Database, IPSJ SIG Notes, 1993(45), 93-102, 19930527
  12. Finding Rectilinear Regions for Association Rules from Numeric Data, IPSJ SIG Notes, 1997(68), 17-24, 19970724
  13. Constructing Efficient Decision Trees by Using Optimized Numeric Association Rules, IPSJ SIG Notes, 8, 1-8, 19960726
  14. Efficient Construction of Regression Trees with Range and Region Splitting, IEICE technical report. Artificial intelligence and knowledge-based processing, 97(415), 57-62, 19971202
  15. Efficient Construction of Regression Trees with Range and Region Splitting, IEICE technical report. Data engineering, 97(417), 57-62, 19971202
  16. Credit Risk Manegement by Using Decision Tree with Region Rules, IEICE technical report. Data engineering, 98(316), 1-8, 19981014
  17. Algorithms for Mining Optimal Binary Segmentations for Categorical Attributes, IEICE technical report. Data engineering, 98(316), 83-91, 19981014
  18. Interval Finding and Its Application to Data Mining (Special Section on Discrete Mathematics and Its Applications), IEICE transactions on fundamentals of electronics, communications and computer sciences, 80(4), 620-626, 19970425
  19. Schema Evolution in an Object-Relational System without Reorganizing Database, Proceedings of the IEICE General Conference, 1995(1), 19950327
  20. Data Mining from Integrated Geographic Information System : Mining Frequent Neighboring Class Sets(Data/Text Mining), 12(4), 388-400, 20021225
  21. D-4-9 Algorithm for computing skyline query in distributed database, Proceedings of the IEICE General Conference, 2012(1), 20120306
  22. Continuous k-Dominant Skyline Computation by Using Divide and Conquer Strategy, IPSJ Online Transactions, 3, 97-109, 20100201
  23. k-Dominant Skyline Query Computation in MapReduce Environment, IEICE Trans. Inf. & Syst., 98(5), 1027-1034, 20150501
  24. Recent Progress on Data Mining Technology: Knowledge Discovery from Giant Databases, 37(7), 19960715
  25. An Object Server and Its Applications, 1992(61), 19-28, 19920722
  26. Generic Object in an Object - Oriented Environment, 1991(13), 7-12, 19910207
  27. Data Management in an Object Server based on a Relational Database, 1993(45), 93-102, 19930527
  28. Constructing Efficient Decision Trees by Using Optimized Numeric Association Rules, 1996(72), 1-8, 19960726
  29. Constructing Decision Trees with Range and Region Splitting -Evaluation of Effectiveness of Region Splitting-, 1997(68), 9-16, 19970724
  30. Efficient Selection of Representative Combinations of Objects from Large Database, International Journal on Advances in Software, 8(3/4), 481-490
  31. Reverse Area Skyline in a Map, INTERNATIONAL JOURNAL OF ADVANCED COMPUTER SCIENCE AND APPLICATIONS, 8(2), 333-343
  32. An Offline Electronic Payment System Based on an Untraceable Blind Signature Scheme, KSII TRANSACTIONS ON INTERNET AND INFORMATION SYSTEMS, 11(5), 2628-2645
  33. Area Skyline Query for Selecting Good Locations in a Map, Journal of Information Processing, 24(6), 946-955
  34. PVBMT: A Principal Verb based Approach for English to Bangla Machine Translation, International Journal of Computer Vision and Signal Processing, 6(1), 11-19
  35. Finding Key Persons on Social Media by Using MapReduce Skyline, International Journal of Networking and Computing, 7(1), 86-104, 2017,1
  36. Secure Computation of Skyline Query in MapReduce, Springer Lecture Notes in Computer Science (Proceedings of International Conference on Advanced Data Mining and Applications (ADMA)), 10086, 345-360
  37. An Improved Universal Re-encryption based on Okamoto-Uchiyama Cryptosystem, Proceedings of the The International Conference on Electrical Engineering and Information & Communication Technology (iCEEiCT), 1-5
  38. A DNA Cryptographic Technique Based on Dynamic DNA Sequence Table, Proceedings of the IEEE International Conference on Computer and Information Technology (ICCIT), 270-275
  39. A New E-Voting Scheme Based on Revised Simplified Verifiable Re-encryption Mixnet, Proceedings of the IEEE International Conference on Networking Systems and Security (NSysS 2017), 12-20
  40. Selection of Important Sets by using K-Skyband Query for Sets, INTERNATIONAL JOURNAL OF ADVANCED COMPUTER SCIENCE AND APPLICATIONS, 9(4), 304-313
  41. An Untraceable Voting Scheme Based on Pairs of Signatures, International Journal of Network Security, 20(4), 774-787
  42. Secure k-objects Selection for a Keyword Query based on MapReduce Skyline Algorithm, International Journal of Computational Science and Engineering, 16(4), 378-389
  43. Developing a Method for Detecting Serial and Parallel Components in Programs, Proceedings of the 6th IEEE International Conference on Informatics, Electronics and Vision & the 7th International Symposium in Computational Medical and Health Technology (ICIEV-ISCMHT), 1-7
  44. Developing a Framework for Recommending TV Shows, Proceedings of the 6th IEEE International Conference on Informatics, Electronics and Vision & the 7th International Symposium in Computational Medical and Health Technology (ICIEV-ISCMHT), 1-7
  45. A Secure and Efficient Data Transmission Technique using Quantum Key Distribution, Proceedings of the 4th IEEE International Conference on Networking Systems and Security (NSysS), 1-5
  46. A DNA Cryptographic Technique Based on Dynamic DNA Encoding and Asymmetric Cryptosystem, Proceedings of the 4th IEEE International Conference on Networking Systems and Security (NSysS), 1-8
  47. Semi-Order Preserving Encryption Technique for Numeric Data to Enhance Privacy, Proceedings of the International Symposium on Computing and Networking (CANDAR), 68-74
  48. MapReduce-Based Computation of Area Skyline Query for Selecting Good Locations in a Map, Proceedings of the IEEE International Conference on Big Data (IEEE BigData), 4779-4782
  49. A Novel Encryption Model for Text Messages using Delayed Chaotic Neural Network and DNA Cryptography, Proceedings of the IEEE International Conference on Computer and Information Technology (ICCIT), 1-6
  50. Early Dementia Detection through Conversations to Virtual Personal Assistant, The 2018 AAAI Spring Symposium Series Technical Report on Beyond Machine Intelligence: Understanding Cognitive Bias and Humanity for Well-Being AI, 198-203
  51. Hybrid Sensing and Wearable Smart Device for Health Monitoring and Medication: Opportunities and Challenges, The 2018 AAAI Spring Symposium Series Technical Report on Beyond Machine Intelligence: Understanding Cognitive Bias and Humanity for Well-Being AI, 269-274
  52. Semi-Order Preserving Encryption Technique for Numeric Database, International Journal of Networking and Computing, 9(1), 111-129

External Funds

Acceptance Results of Competitive Funds

  1. KAKENHI, 2017, 2019

Social Activities

Organizing Academic Conferences, etc.

  1. Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD), Program Committee, 2017/04, 2018/03
  2. International Conference on Advanced Data Mining and Applications (ADMA), Program Committee, 2017/04, 2018/03
  3. Asia-Pacific Web Conference (APWeb), Program Committee, 2017/04, 2018/03
  4. International Symposium on Computing and Networking (CANDAR), Program Committee, 2017/04, 2018/03
  5. International Conference on Big Data Analytics and Knowledge Discovery (DaWaK), Program Comittee, 2017/04, 2018/03