Tomu Tominaga, Ph.D.

Researcher at Human Informatics Laboratories, NTT Corporation.

My research aims to understand and model human behavior, decision-making, or communications by mining data of user activities in computing systems used by real people.

NEWS

2022-Dec.
My leading-author paper "Towards Understanding Online Impression Management: How Twitter Users Control Textual Expression Over Time" was accepted to The Journal of Web Science!
2022-Jul.
My co-author paper "Personal History Affects Reference Points: A Case Study of Cordeforces" was accepted to ICWSM 2023! The leading author is Dr. Takeshi Kurashima.
2021-Jul.
My affiliation is changed to NTT Human Informatics Laboratories.
2021-Apr.
My leading-author paper "Effects of Personal Characteristics on Temporal Response Patterns in Ecological Momentary Assessments" was accepted to INTERACT 2021!

PUBLICATIONS (selected)

Please go to Google Scholar, DBLP, or Microsoft Academic for all of my publications :)

JOURNAL PAPERS

Understanding How Personal Characteristics Affect Temporal Response Patterns in Experience Sampling Method: A Case Study of StudentLife Dataset

Tomu Tominaga, Shuhei Yamamoto, Takeshi Kurashima, and Hiroyuki Toda
IPSJ Journal, 2023, Vol.64, No.2, 336-351 (only in Japanese)

Towards Understanding Online Impression Management: How Twitter Users Control Textual Expressions Over Time

Tomu Tominaga, Yoshinori Hijikata, and Naomi Yamashita
The Journal of Web Science, 2022, Vol.8, No.2, 1-14

Investigation and Analysis on the Relationship Between Received Feedback and Personality Changes of Twitter Users

Tomu Tominaga and Yoshinori Hijikata
Journal of Japan Society for Fuzzy Theory and Intelligent Informatics, 2019, Vol.31, No.1, 516-525 (only in Japanese)

How Self-Disclosure in Twitter Profiles Relate to Anonymity Consciousness and Usage Objectives: A Cross-Cultural Study

Tomu Tominaga, Yoshinori Hijikata, and Joseph A. Konstan
Journal of Computational Social Science, 2018, Vol.1, No.2, 391-435

Exploring the Relationship between User Activities and Profile Images on Twitter through Machine Learning Techniques

Tomu Tominaga and Yoshinori Hijikata
The Journal of Web Science, 2018, Vol.5, No.1, 1-13

Controlling the Interpersonal Distance Using the Virtual Body Size

Nobuchika Sakata, Masaki Maeda, Tomu Tominaga, and Yoshinori Hijikata
Transactions of the Virtual Reality Society of Japan, 2017, Vol.22, No.2, 209-216

CONFERENCE PAPERS

Personal History Affects Reference Points: A Case Study of Cordeforces

Takeshi Kurashima, Tomoharu Iwata, Tomu Tominaga, Shuhei Yamamoto, Hiroyuki Toda, and Kazuhisa Takemura
The 17th International Conference on Web and Social Media (ICWSM 2023), to appear.

Effects of Personal Characteristics on Temporal Response Patterns in Ecological Momentary Assessments

Tomu Tominaga, Shuhei Yamamoto, Takeshi Kurashima, and Hiroyuki Toda
The 18th IFIP TC13 International Conference on Human-Computer Interaction (INTERACRT 2021), pp.3-22

Real Friendship and Virtual Friendship: Differences in Similarity of Contents/People and Proposal of Classification Models on SNS

Takafumi Komori, Yoshinori Hijikata, Tomu Tominaga, Shogoro Yoshida, Nobuchika Sakata, and Kensuke Harada
The 18th IEEE/WIC/ACM International Conference on Web Intelligence (WI 2018), pp.354-360

Obstacle Avoidance Method in Real Space for Virtual Reality Immersion

Kohei Kanamori, Nobuchika Sakata, Tomu Tominaga, Yoshinori Hijikata, Kensuke Harada, and Kiyoshi Kiyokawa
The 17th IEEE International Symposium on Mixed and Augmented Reality (ISMAR 2018), pp.80-89

Investigation on Dynamics of Group Decision Making with Collaborative Web Search

Tatsuya Nakamura, Tomu Tominaga, Miki Watanabe, Nattapong Thammasan, Kenji Urai, Yutaka Nakamura, Kazufumi Hosoda, Takahiro Hara, and Yoshinori Hijikata
The 17th IEEE/WIC/ACM International Conference on Web Intelligence (WI 2017), pp.434-441

Extention of Smartphone by Wearable Input/Output Interface with Floor Projection

Nobuchika Sakata, Fumihiro Sato, Tomu Tominaga, and Yoshinori Hijikata
The 9th International Conference on Collaboration and Technologies (CollabTech 2017), pp.168-181

Understanding How User Activities are Related to Profile Images on Twitter through Regression Analysis

Tomu Tominaga and Yoshinori Hijikata
The 32nd ACM SIGAPP Symposium On Applied Computing (SAC 2017), pp.1023-1030

Adding Search Queries to Picture Lifelogs for Memory Retrieval

Akira Kubota, Tomu Tominaga, Yoshinori Hijikata, and Nobuchika Sakata
The 16th IEEE/WIC/ACM International Conference on Web Intelligence (WI 2016), pp.689-694

Floor Interaction with Wearable Projection Interface Using Hand and Toe

Fumihiro Sato, Tomu Tominaga, Yoshinori Hijikata, and Nobuchika Sakata
The 8th International Conference on Collaboration and Technologies (CollabTech 2016), pp.105-116

Controlling Virtual Body Size to Reduce Discomfort Caused by Inappropriate Interpersonal Distance

Masaki Maeda, Tomu Tominaga, Yoshinori Hijikata, and Nobuchika Sakata
The 20th ACM International Symposium on Wearable Computers (ISWC 2016), pp.192-195

Study on the Relationship between Profile Images and User Behaviors on Twitter

Tomu Tominaga and Yoshinori Hijikata
The 24th ACM International Conference on World Wide Web (WWW 2015 Companion), pp.825-828

PROFESSIONAL ACTIVITIES

Program Committee and Reviewer
- AAAI International Conference on Web and Social Media (ICWSM) 2022, 2023
- ACM Hypertext and Social Media (HT) 2023
Webmaster
- ACM International Conference on Intelligent User Interfaces (IUI) 2018

BIOGRAPHY

2021 Jul. -
Researcher at Human Informatics Laboratories, NTT Corporation.
2019 Apr. - 2021 Jun.
Researcher at Service Evolution Laboratories, NTT Corporation.
2016 Apr. - 2019 Mar.
Ph.D. in Engineering at Graduate School of Engineering Science, Osaka University.

Supervisor: Kensuke Harada, Yoshinori Hijikata

2014 Apr. - 2019 Mar.
Research student at Humanware Innovation Program, Osaka University.
2017 Sep. - 2017 Nov.
Visiting scholar at GroupLens Research, University of Minnesota.

Advisor: Joseph A. Konstan

2014 Apr. - 2016 Mar.
M.S. in Engineering at Graduate School of Engineering Science, Osaka University.

Supervisor: Yoshinori HijikataNote: Excellent Grade Award 2016 at the course of System Innovation, Graduate School of Engineering Science, Osaka University.

2010 Apr. - 2014 Mar.
B.S. in Engineering at Graduate School of Engineering Science, Osaka University.

Supervisor: Shogo Nishida

CONTACT

Mail: [my first name] . [my last name] [at] ntt.com

Address: 1-1, Hikarino-oka, Yokosuka, Kanagawa, Japan, 239-0847

NEWS

Last update: 2023-May-24