Faculty Information - Jun-ichi Imai

Office

Academic background

Present specialized field

E-Mail Address

Research activities

Works

Research topic, funded research, and department laboratory expense

Home Page

（Last updated : 2025-03-24 13:43:00）

Jun-ichi Imai
Department of Cognitive and Information Sciences, Faculty of Innovative Information Science

Master's Program and Doctoral Program in Information and Computer Science, Graduate School of Information and Computer Science

Professor

■ Office

Tsudanuma Campus, No.7 Building,9th floor room 070915

■ Academic background

1.	1993/04～1997/03	Department of Computer Science, Faculty of Engineering, Hokkaido University, Graduated, Bachelor of Engineering
2.	1997/04～1999/03	〔Master Course〕 Department of Systems and Information Engineering, Graduate School of Engineering, Hokkaido University, Completed, Master of Engineering
3.	1999/04～2003/03	〔Doctorial Course〕 Department of Systems and Information Engineering, Graduate School of Engineering, Hokkaido University, Completed, Ph.D.

■ Present specialized field

Intelligent informatics, Human interface and interaction, Perceptual information processing, Kansei informatics, Cognitive science (Key Word：Intelligent System, Robot Vision, Human-Robot Interaction, Human-Agent Interaction, Kansei Information Processing, Cognitive Science)

■ E-Mail Address

■ Research activities

1.	2002/01～	The Institute of Electronics, Information and Communication Engineers (IEICE)
2.	2002/12～	Information Processing Society of Japan (IPSJ)
3.	2004/09～	Japan Society of Kansei Engineering (JSKE)
4.	2006/08～	The Institute of Image Information and Television Engineers (ITE)
5.	2018/03～	The Society of Instrument and Control Engineers (SICE)

■ Works

1.	Article	Effects of Simultaneous Expression of Multiple Opinions by Single Agent on User's Subjective Impression International Journal of Affective Engineering 24(2) (Collaboration) 2025
2.	Article	Subjective Impression Perceived from Agent that Can Recognize Discrepancy in Visual Perception of Situation Proc. CISIM 2024 pp.441-455 (Collaboration) 2024/09
3.	Article	Investigation of Subjective Impression Perceived from Agent that Expresses Multiple Opinions Simultaneously Proc. CISIM 2023 pp.410-423 (Collaboration) 2023/09
4.	Article	Effects of Provision of 'Neither-Good-Nor-Bad' Information in Negative Advice on User's Trustworthiness of Agents ---Investigation of Effects on Trustworthiness under Three-Option Tasks--- 22(3),pp.289-299 (Collaboration) 2023/08
5.	Article	Improvement of Flick Input Interface Using Hand Tracking in VR Environments Transactions of the Society of Instrument and Control Engineers pp.51-61 (Collaboration) 2023/02
6.	Article	Effectiveness of "Neither-Good-Nor-Bad" Information on User's Trust in Agents in Presence of Numerous Options IEICE Transactions on Information and Systems E105-D(3),pp.557-564 (Collaboration) 2022/03
7.	Article	Wearable Pedestrian Guidance System that Detects Latent Risks and Guides User by Vibration Proc. ISET 2021 pp.66 (Collaboration) 2021/11
8.	Article	Conditions under which "Neither-Good-Nor-Bad" Information Works Effectively on User's Trust in Agents International Journal of Affective Engineering 20(4),pp.199-208 (Collaboration) 2021/10
9.	Article	Peripheral Notification That Does Not Interfere with User's Concentration by Interactive Projection Proc. SCIS & ISIS 2020 pp.70-74 (Collaboration) 2020/12
10.	Article	Effects of Magnitude of Profits Brought by 'Neither-good-nor-bad' Information from Agents Proc. KEER 2020 pp.2211-13-02 (Collaboration) 2020/09
11.	Article	Effects of Provision of "Neither-Good-Nor-Bad" Information on Trustworthiness of Agents IEICE Transactions on Information and Systems pp.82-91 (Collaboration) 2020/03
12.	Article	Influence of Relationship between Users and Life-Like Agents on Task Performance Proc. ISIS 2019 & ICBAKE 2019 pp.247-252 (Collaboration) 2019/12
13.	Article	Robust Object Tracking against Self-occlusion Using Color and Depth Information Transactions of the Society of Instrument and Control Engineers pp.342-352 (Collaboration) 2019/05
14.	Article	Autonomous Mobile Robot that Guides Multiple People in Dynamic Environments Journal of Japan Society for Fuzzy Theory and Intelligent Informatics pp.725-733 (Collaboration) 2018/10
15.	Article	Appropriateness of Ambiguous Facial Expressions Shown by Life-like Agents in Relation to Context of Communication International Journal of Affective Engineering 17(4),pp.227-235 (Collaboration) 2018/09
16.	Article	Contextually Appropriate Ambiguous Facial Expressions by Life-like Agents Proc. ICBAKE 2017 pp.115-118 (Collaboration) 2017/09
17.	Article	Interactive Projection System that Always Presents Information within User's View Proc. SCIS & ISIS 2016 pp.784-789 (Collaboration) 2016/08
18.	Article	Remote Communication System that Expresses Human Presence by Combination of Human Video and Humanoid Robot Transactions of Japan Society of Kansei Engineering pp.497-504 (Collaboration) 2015/12
19.	Article	Estimation of User's Attention and Awareness in Occlusion-rich Environments Using RGB-D Cameras Proc. CISIM 2015, LNCS 9339 pp.508-518 (Collaboration) 2015/09
20.	Article	Interactive Differential Evolution Using Time Information Required for User's Selection: In A Case of Optimizing Fragrance Composition Proc. CEC 2015 pp.2192-2198 (Collaboration) 2015/05
21.	Article	Mixed Reality System that Displays Foreground Objects Semi-transparently Using Depth Information IEEJ Transactions on Electronics, Information and Systems pp.1436-1442 (Collaboration) 2014/10
22.	Article	Effects of Prior Stimuli Concerning Agents' Performance on Transition of Users' Impression IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences pp.439-442 (Collaboration) 2014/06
23.	Article	Interactive Tabu Search with Paired Comparison for Optimizing Fragrance Proc. SMC 2013 pp.1690-1695 (Collaboration) 2013/10
24.	Article	Three-dimensional Estimation of User's Field of View Using Multiple RGB-D Cameras Proc. SICE Annual Conference 2013 pp.2347-2352 (Collaboration) 2013/09
25.	Article	Evaluation of Impressions Given by Life-like Agents' Ambiguous Nonverbal Expressions Proc. IASDR 2013 pp.3867-3874 (Collaboration) 2013/08
26.	Article	Interactive Projection System that Follows User's View Using Laser Pico-Projector and RGB-D Cameras Proc. LDC 2013 pp.LDCp4-10 (Collaboration) 2013/04
27.	Article	Three-dimensional Field of View Estimation in Occlusion-rich Environments Proc. ICCI*CC 2012 pp.329-335 (Single) 2012/08
28.	Article	Estimation of User's Field-of-View for Interactive Projection System Proc. LDC 2012 pp.LDCp7-28 (Single) 2012/04
29.	Article	An Extended Interactive Evolutionary Computation Using Heart Rate Variability as Fitness Value for Composing Music Chord Progression Journal of Advanced Computational Intelligence and Intelligent Informatics 15(9),pp.1329-1336 (Collaboration) 2011/11
30.	Article	Description of Facial Impressions by Words and Its Application to Retrieval of Similar Faces ---Facial Impressions Relating to Shapes and Arrangement of Facial Parts--- Journal of Japanese Academy of Facial Studies pp.65-76 (Collaboration) 2011/09
31.	Article	Block-Based Bag of Words for Robust Face Recognition under Variant Conditions of Facial Expression, Illumination, and Partial Occlusion IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences E94-A(2),pp.533-541 (Collaboration) 2011/02
32.	Article	Extended Interactive Evolutionary Computation Using Heart Rate Variability as Fitness Value for Composing Music Chord Progression Proc. NaBIC 2010 pp.414-419 (Collaboration) 2010/12
33.	Article	Human Interactions with a Robot that Recognizes Difference between Fields of View Kansei Engineering International Journal 10(1),pp.59-68 (Collaboration) 2010/12
34.	Article	Convergence of Vectors in Paired Comparison-based Interactive Differential Evolution for Creating Scent Proc. MWVRTA 2010 pp.440-445 (Collaboration) 2010/11
35.	Article	Face and Expression Recognition Based on Bag of Words Method Considering Holistic and Local Image Features Proc. ISCIT2010 pp.1-6 (Collaboration) 2010/10
36.	Article	Investigation of Synchronization between Musical Beat and Heartbeat with Cardio-Music Synchrogram Nonlinear Theory and Its Applications, IEICE 1(1),pp.146-152 (Collaboration) 2010/10
37.	Article	The Effect of Chronic Stress on Male University Students in Their Final Examinations Journal of Neuroimmunology 228(1-2),pp.64-65 (Collaboration) 2010/10
38.	Article	Development and Evaluation of Robot Which Recognizes User's False Beliefs Using View Estimation Proc. WAC 2010, ISORA Track pp.178 (Collaboration) 2010/09
39.	Article	Robust Face Recognition Using Block-based Bag of Words Proc. ICPR 2010 pp.1285-1288 (Collaboration) 2010/08
40.	Article	User's Favorite Scent Design Using Paired Comparison-based Interactive Differential Evolution Proc. CEC 2010 pp.4519-4524 (Collaboration) 2010/07
41.	Article	Design of Scents Suited with User's Kansei using Interactive Evolutionary Computation Proc. KEER 2010 pp.1010-1022 (Collaboration) 2010/03
42.	Article	Kansei Evaluation of Behaviors of Robot which Recognizes Difference between User's and Its Own Fields of View Proc. KEER 2010 pp.683-692 (Collaboration) 2010/03
43.	Article	Facial Expression Recognition Using Facial-component-based Bag of Words and PHOG Descriptor The Journal of the Institute of Image Information and Television Engineers 64(2),pp.230-236 (Collaboration) 2010/02
44.	Article	Face Alignment Based on Statistical Models Using SIFT Descriptors IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences E92-A(12),pp.3336-3343 (Collaboration) 2009/12
45.	Article	Facial-component-based Bag of Words and PHOG Descriptor for Facial Expression Recognition Proc. SMC 2009 pp.1390-1395 (Collaboration) 2009/10
46.	Article	Investigation of Synchronization between Tempo of Sound and Heartbeat with Cardio-Music Synchrogram Proc. NOLTA 2009 pp.615-618 (Collaboration) 2009/10
47.	Article	Quantitative Description of Facial Impressions and Its Application to Retrieval of Similar Face Images Journal of Japanese Academy of Facial Studies pp.119-130 (Collaboration) 2009/10
48.	Article	Facial Feature Localization Using Statistical Models and SIFT Descriptors Proc. RO-MAN 2009 pp.961-966 (Collaboration) 2009/09
49.	Article	Online Object Modeling Method for Occlusion-Robust Tracking Proc. RO-MAN 2009 pp.58-63 (Collaboration) 2009/09
50.	Article	Understanding Human Action in Daily Life Scene based on Action Decomposition using Dictionary Terms and Bayesian Network Proc. ISUC 2008 pp.67-74 (Collaboration) 2008/12
51.	Article	Automatically Generating Best Shot Image using Blink Detection Method in Various Shooting Conditions The Journal of the Institute of Image Information and Television Engineers pp.1825-1832 (Collaboration) 2008/11
52.	Article	Evolutionary Computation System for Musical Composition Using Listener's Heartbeat Information IEEJ Transactions on Electrical and Electronic Engineering 3(6),pp.629-631 (Collaboration) 2008/11
53.	Article	Evolutionary Computation for Creating Musical Melody Based on User's Physiological Index Proc. SCIS & ISIS 2008 pp.247-252 (Collaboration) 2008/09
54.	Article	Human-Robot Interaction with View Estimation in Occlusion Environments Proc. SCIS & ISIS 2008 pp.1281-1286 (Collaboration) 2008/09
55.	Article	Retrieval of Similar Faces Considering Shape Features and Arrangement Type of Facial Parts Journal of Japanese Academy of Facial Studies pp.97-108 (Collaboration) 2008/09
56.	Article	Visual Tracking in Occlusion Environments by Autonomous Switching of Targets IEICE Transactions on Information and Systems E91-D(1),pp.86-95 (Collaboration) 2008/01
57.	Article	Relationship Between Facial Impression Words and Shapes of Facial Parts Based on Hierarchical Clustering Method pp.89-99 (Collaboration) 2007/09
58.	Article	Retrieval in Facial Image Database through Facial Caricature Obtained by Principal Component Analysis of Facial Features Journal of Japanese Academy of Facial Studies pp.77-88 (Collaboration) 2007/09
59.	Article	Estimation of Robot's and User's Views and Blind Regions in Occlusion Environments Proc. RO-MAN 2007 pp.528-533 (Collaboration) 2007/08
60.	Article	Omni-directional Audio-Visual Speaker Detection for Mobile Robot Proc. RO-MAN 2007 pp.141-144 (Collaboration) 2007/08
61.	Article	Omni-directional Estimation of Sound Source Location and Its Application to Estimation of Speaker's Position by Combining with Skin-color Information IEICE Transactions on Information and Systems pp.2232-2241 (Collaboration) 2007/08
62.	Article	Location-Based Tracking of Moving Obstacles from a Mobile Robot Proc. MVA 2007 pp.78-81 (Collaboration) 2007/05
63.	Article	Non-contact Acquisition Method for Deep KANSEI Information through Facial Image Proc. ISHS 2006 pp.150-153 (Collaboration) 2006/10
64.	Article	Automatic Synthesis of Facial Caricatures Animation Using Separation of Expressions and Face Features by Linear Discriminant Analysis Journal of Japanese Academy of Facial Studies pp.99-108 (Collaboration) 2006/09
65.	Article	Novel Quantification Method for KANSEI Information Proc. KEIS 2006 pp.125-128 (Collaboration) 2006/09
66.	Article	Visual Object Tracking under Occlusions with Autonomous Switching Mechanism of Targets Proc. SCIS & ISIS 2006 pp.618-623 (Collaboration) 2006/09
67.	Article	Non-invasive Evaluation of Activity of Sympathetic Nervous System by Facial Skin Color Analysis IEICE Transactions on Information and Systems pp.1869-1876 (Collaboration) 2006/08
68.	Article	Analysis of Nonlinearities in Nonverbal Voices ---Toward Extraction of Kansei Information via Nonverbal Voices--- Kansei Engineering International 5(3),pp.7-14 (Collaboration) 2005/12
69.	Article	Index for Unplesantness of Baby's Crying ---Proposition of Extended Pitch Perturbation Quotient and Evaluation of Unpleasantness--- Journal of Japan Society of Kansei Engineering pp.71-76 (Collaboration) 2005/02
70.	Article	Nonlinear Characteristics in Voices of Cries, Screams and Laughs Proc. 2004 Sino-Japan Symposium on KANSEI & Artificial Life pp.1-4 (Collaboration) 2004/07
71.	Article	Effects of the Odor of Lavender on the Change of Immunoglobulin A Level during Repetitive Cognitive Task Journal of the Asian Design International Conference 1 (Collaboration) 2003/10
72.	Article	Modeling and Analysis of Genetic Algorithms Based on the Viewpoint of Mixture Systems Journal of Advanced Computational Intelligence and Intelligent Informatics 7(3),pp.268-275 (Collaboration) 2003/10
73.	Article	A Study on Mixture Models for Genetic Algorithms Proc. SICE Annual Conference 2003 in Fukui pp.2573-2578 (Collaboration) 2003/08
74.	Article	Modeling of Genetic Algorithms Based on the Viewpoint of Mixture Systems IPSJ Transactions on Mathematical Modeling and its Applications pp.51-60 (Collaboration) 2003/05
75.	Article	Modeling and Analysis of Genetic Algorithms Based on the Viewpoint of Mixture Systems Proc. InTech/VJFuzzy 2002 pp.183-189 (Collaboration) 2002/12
76.	Article	Modeling and Analysis of Genetic Algorithms Using Neural Networks Proc. CASYS 2001 627,pp.365-372 (Collaboration) 2002/09
77.	Article	Approximation of Genetic Algorithm Dynamics and Analysis of Optimization Problems Proc. ANNIE 2000 10,pp.279-284 (Collaboration) 2000/11
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■ Research topic, funded research, and department laboratory expense

2008/04～2010/03

Intelligent Robot Which Can Recognize Occurrence of Occlusion (Key Word : )

■ Home Page

http://www.imai.cs.it-chiba.ac.jp/