Commentary
Toward the Realization of Truly Usable AI Technology ……………………………………………………………… Yasuhiro Taniguchi 1
Special Issue: “New Developments in Artificial Life”
Editorsʼ Introduction to “New Developments in Artificial Life” …………………… Yasuhiro Hashimoto, Claus Aranha and Mizuki Oka 2
Constructive Approach to Life ………………………………………………………………………………………………Hiroyuki Iizuka 4
Exploring Life with Cellular Automata: From Game of Life to Lenia …………………Takaya Arita, Takako Kawaguchi and Reiji Suzuki 12
Studying Embodied Mind in the Humanoid Robot Alter ……………………………………………………………… Atsushi Masumori 19
Virtual Reality and ʻMind-As-It-Could-Beʼ …………………………………………………………………………………Keisuke Suzuki 27
An Artificial Creature Approach to the Origin of Acoustic Communication
………………………………………………………… Reiji Suzuki, Ryohei Seki, Takahiro Banno, Koki Kawai and Takaya Arita 35
Studying Social Fragmentation Using Adaptive Network-Based Artificial Society Models ……………………………… Hiroki Sayama 43
Constructive Models of Complex Phenomena in Human Society …………………………………………………… Kazutoshi Sasahara 50
Special Issue: “New Trends of Researches for Doctorial Theses”
Editorsʼ Introduction to “New Trends of Researches for Doctorial Theses” ………………… Yasuaki Kobayashi and Yoshitaka Yamamoto 56
Machine Learning 57 ／ Web Intelligence 59 ／ Agent 60 ／
Language Media Processing 61 ／ Image and Speech Media Processing 61 ／
Robots and the Real World 63 ／ Human Interface 64 ／ AI Application 64 ／
AI and Society 67
Lecture Series: “AI Philosophy Map”（6）
Communication between Human and AI ……………………………………………………………Toyoaki Nishida, Asa Ito, Yoji Kiyota,
Moderator: Youichiro Miyake, Composition: Takako Ouchi 68
Article
Intermediate Space between Philosophy and AI ……………………………………………………… Youichiro Miyake and Yoji Kiyota 80
Conference Reports
The 80th Artificial Intelligence Seminar
Introduction of Research Institutes and Corporate Laboratories ……………………………… Daisuke Katagami and Masato Togami 86
My Bookmark
Financial Informatics ………………………………………………………………………………………………………… Kiyoshi Izumi 88
Global Eye（56）
What I Learned as a Computer Science Ph. D. Student in the United States ………………………………………………… Weihua Hu 95
Students Forum（109）
Learning How to Survive as a Researcher from Overseas Experience ………………Yuki Kuroda, Hiroshi Sakuma and Takahiro Tsumura 97
Conference Reports
IEEE 4th International Conference on Multimedia Information Processing and Retrieval（IEEE MIPR 2021） …………… Yoji Kiyota 103
The 15th ACM Conference on Recommender Systems（RecSys 2021） …………………………… Toshihiro Kamishima and Yuta Saito 105
Book Review
Jun Harashima and Atsushi Hashimoto: Kitchen Informatics, pp. 264, Ohmsha Ltd.（2021） ………………………… Chako Takahashi 108
Hidenori Kawamura, Tomohisa Yamashita and Souichiro Yokoyama: Artificial Intelligence Composes a Haiku:
AI Issa-kunʼs Challenge, pp. 296, Ohmsha Ltd.（2021） ………………………………………………………………Youichiro Miyake 109
Article
Cover Comment: Close Encounter of the Artificial Life …………………………………………………………………………Koji Inoue 111