Multimodal object categorization by a robot. - Tomoaki Nakamura; Takayuki Nagai; Naoto Iwahashi (IROS, 2007)

Analysis of Phase Shift Tolerance in a Coherent OCDM System Using FBG Phase En/Decoders. - Renichi Moritomo; Tomoaki Nakamura; Yasuhiro Kotani; Saeko Oshiba (IEICE Trans. Commun., 2008)

Grounding of word meanings in multimodal concepts using LDA. - Tomoaki Nakamura; Takayuki Nagai; Naoto Iwahashi (IROS, 2009)

Grounding New Words on the Physical World in Multi-Domain Human-Robot Dialogues. - Mikio Nakano; Naoto Iwahashi; Takayuki Nagai; Taisuke Sumii; Xiang Zuo; Ryo Taguchi; Takashi Nose; Akira Mizutani; Tomoaki Nakamura; Muhanmad Attamim; Hiromi Narimatsu; Kotaro Funakoshi; et al. (AAAI Fall Symposium: Dialog with Robots, 2010)

Learning novel objects using out-of-vocabulary word segmentation and object extraction for home assistant robots. - Muhammad Attamimi; Attamini Mizutani; Tomoaki Nakamura; Komei Sugiura; Takayuki Nagai; Naoto Iwahashi; Hiroyuki Okada; Takashi Omori (ICRA, 2010)

Real-time 3D visual sensor for robust object recognition. - Muhammad Attamimi; Akira Mizutani; Tomoaki Nakamura; Takayuki Nagai; Kotaro Funakoshi; Mikio Nakano (IROS, 2010)

Object concept modeling based on the relationship among appearance, usage and functions. - Tomoaki Nakamura; Takayuki Nagai (IROS, 2010)

Bag of multimodal LDA models for concept formation. - Tomoaki Nakamura; Takayuki Nagai; Naoto Iwahashi (ICRA, 2011)

Autonomous acquisition of multimodal information for online object concept formation by robots. - Takaya Araki; Tomoaki Nakamura; Takayuki Nagai; Kotaro Funakoshi; Mikio Nakano; Naoto Iwahashi (IROS, 2011)

Multimodal categorization by hierarchical dirichlet process. - Tomoaki Nakamura; Takayuki Nagai; Naoto Iwahashi (IROS, 2011)

Grounding of Word Meanings in Latent Dirichlet Allocation-Based Multimodal Concepts. - Tomoaki Nakamura; Takaya Araki; Takayuki Nagai; Naoto Iwahashi (Adv. Robotics, 2011)

Hierarchical multilevel object recognition using Markov model. - Muhammad Attamimi; Tomoaki Nakamura; Takayuki Nagai (ICPR, 2012)

Playmate robots that can act according to a child's mental state. - Kasumi Abe; Akiko Iwasaki; Tomoaki Nakamura; Takayuki Nagai; Ayami Yokoyama; Takayuki Shimotomai; Hiroyuki Okada; Takashi Omori (IROS, 2012)

Online learning of concepts and words using multimodal LDA and hierarchical Pitman-Yor Language Model. - Takaya Araki; Tomoaki Nakamura; Takayuki Nagai; Shogo Nagasaka; Tadahiro Taniguchi; Naoto Iwahashi (IROS, 2012)

A planning method for efficient mobile manipulation considering ambiguity. - Muhammad Attamimi; Keisuke Ito; Tomoaki Nakamura; Takayuki Nagai (IROS, 2012)

Bag of multimodal hierarchical dirichlet processes: Model of complex conceptual structure for intelligent robots. - Tomoaki Nakamura; Takayuki Nagai; Naoto Iwahashi (IROS, 2012)

Who Said That? The Crossmodal Matching Identity for Inferring Unfamiliar Faces from Voices. - Escoto Sotelo E. A.; Tomoaki Nakamura; Takayuki Nagai; Escamilla Hernandez E. (SITIS, 2012)

Online Object Categorization Using Multimodal Information Autonomously Acquired by a Mobile Robot. - Takaya Araki; Tomoaki Nakamura; Takayuki Nagai; Kotaro Funakoshi; Mikio Nakano; Naoto Iwahashi (Adv. Robotics, 2012)

Learning Novel Objects for Extended Mobile Manipulation. - Tomoaki Nakamura; Komei Sugiura; Takayuki Nagai; Naoto Iwahashi; Tomoki Toda; Hiroyuki Okada; Takashi Omori (J. Intell. Robotic Syst., 2012)

Artificial Causal Space-Time. - Yukio-Pegio Gunji; Tomoko Sakiyama; Sohei Wakisaka; Naotaka Fujii; Tomoaki Nakamura (ECAL, 2013)

Formation of hierarchical object concept using hierarchical latent Dirichlet allocation. - Yoshiki Ando; Tomoaki Nakamura; Takaya Araki; Takayuki Nagai (IROS, 2013)

Long-term learning of concept and word by robots: Interactive learning framework and preliminary results. - Takaya Araki; Tomoaki Nakamura; Takayuki Nagai (IROS, 2013)

Integrated concept of objects and human motions based on multi-layered multimodal LDA. - Muhammad Fadlil; Keisuke Ikeda; Kasumi Abe; Tomoaki Nakamura; Takayuki Nagai (IROS, 2013)

Multimodal concept and word learning using phoneme sequences with errors. - Tomoaki Nakamura; Takaya Araki; Takayuki Nagai; Shogo Nagasaka; Tadahiro Taniguchi; Naoto Iwahashi (IROS, 2013)

Integration of various concepts and grounding of word meanings using multi-layered multimodal LDA for sentence generation. - Muhammad Attamimi; Muhammad Fadlil; Kasumi Abe; Tomoaki Nakamura; Kotaro Funakoshi; Takayuki Nagai (IROS, 2014)

Mutual learning of an object concept and language model based on MLDA and NPYLM. - Tomoaki Nakamura; Takayuki Nagai; Kotaro Funakoshi; Shogo Nagasaka; Tadahiro Taniguchi; Naoto Iwahashi (IROS, 2014)

Learning Word Meanings and Grammar for Describing Everyday Activities in Smart Environments. - Muhammad Attamimi; Yuji Ando; Tomoaki Nakamura; Takayuki Nagai; Daichi Mochihashi; Ichiro Kobayashi; Hideki Asoh (EMNLP, 2015)

Concept formation by robots using an infinite mixture of models. - Tomoaki Nakamura; Yoshiki Ando; Takayuki Nagai; Masahide Kaneko (IROS, 2015)

Probabilistic modeling of mental models of others. - Takayuki Nagai; Kasumi Abe; Tomoaki Nakamura; Natsuki Oka; Takashi Omori (RO-MAN, 2015)

Human-like Natural Language Generation Using Monte Carlo Tree Search. - Kaori Kumagai; Ichiro Kobayashi; Daichi Mochihashi; Hideki Asoh; Tomoaki Nakamura; Takayuki Nagai (CC-NLG, 2016)

Modeling of Honest Signals for Human Robot Interaction. - Muhammad Attamimi; Yusuke Katakami; Kasumi Abe; Takayuki Nagai; Tomoaki Nakamura (HRI, 2016)

Online joint learning of object concepts and language model using multimodal hierarchical Dirichlet process. - Tatsuya Aoki; Joe Nishihara; Tomoaki Nakamura; Takayuki Nagai (IROS, 2016)

Small Talk Improves User Impressions of Interview Dialogue Systems. - Takahiro Kobori; Mikio Nakano; Tomoaki Nakamura (SIGDIAL Conference, 2016)

Robust Children Behavior Tracking for Childcare Assisting Robot by Using Multiple Kinect Sensors. - Bin Zhang 036; Tomoaki Nakamura; Rena Ushiogi; Takayuki Nagai; Kasumi Abe; Takashi Omori; Natsuki Oka; Masahide Kaneko (ICSR, 2016)

Learning word meanings and grammar for verbalization of daily life activities using multilayered multimodal latent Dirichlet allocation and Bayesian hidden Markov models. - Muhammad Attamimi; Yuji Ando; Tomoaki Nakamura; Takayuki Nagai; Daichi Mochihashi; Ichiro Kobayashi; Hideki Asoh (Adv. Robotics, 2016)

Robust comprehension of natural language instructions by a domestic service robot. - Takahiro Kobori; Tomoaki Nakamura; Mikio Nakano; Takayuki Nagai; Naoto Iwahashi; Kotaro Funakoshi; Masahide Kaneko (Adv. Robotics, 2016)

Symbol emergence in robotics: a survey. - Tadahiro Taniguchi; Takayuki Nagai; Tomoaki Nakamura; Naoto Iwahashi; Tetsuya Ogata; Hideki Asoh (Adv. Robotics, 2016)

Symbol Grounding from Natural Conversation for Human-Robot Communication. - Ye Kyaw Thu; Takuya Ishida; Naoto Iwahashi; Tomoaki Nakamura; Takayuki Nagai (HAI, 2017)

Analysis of in- and out-group differences between Western and East-Asian facial expression recognition. - Gibran Benitez-Garcia; Tomoaki Nakamura; Masahide Kaneko (MVA, 2017)

A solution for secure use of Kibana and Elasticsearch in multi-user environment. - Wataru Takase; Tomoaki Nakamura; Yoshiyuki Watase; Takashi Sasaki (CoRR, 2017)

Segmenting Continuous Motions with Hidden Semi-markov Models and Gaussian Processes. - Tomoaki Nakamura; Takayuki Nagai; Daichi Mochihashi; Ichiro Kobayashi; Hideki Asoh; Masahide Kaneko (Frontiers Neurorobotics, 2017)

Online Algorithm for Robots to Learn Object Concepts and Language Model. - Joe Nishihara; Tomoaki Nakamura; Takayuki Nagai (IEEE Trans. Cogn. Dev. Syst., 2017)

Learning of Motion Primitives Using Reference-Point-Dependent GP-HSMM for Domestic Service Robots. - Kensuke Iwata; Tomoaki Nakamura; Takayuki Nagai (IAS, 2018)

Learning and Generation of Actions from Teleoperation for Domestic Service Robots*This work was supported by JST, CREST. - Kensuke Iwata; Tatsuya Aoki; Takato Horii; Tomoaki Nakamura; Takayuki Nagai (IROS, 2018)

Sequence Pattern Extraction by Segmenting Time Series Data Using GP-HSMM with Hierarchical Dirichlet Process. - Masatoshi Nagano; Tomoaki Nakamura; Takayuki Nagai; Daichi Mochihashi; Ichiro Kobayashi; Masahide Kaneko (IROS, 2018)

Learning Dialogue Strategies for Interview Dialogue Systems that Can Engage in Small Talk. - Tomoaki Nakamura; Takahiro Kobori; Mikio Nakano (IWSDS, 2018)

Interaction Modeling Based on Segmenting Two Persons Motions Using Coupled GP-HSMM. - Satoru Oshikawa; Tomoaki Nakamura; Takayuki Nagai; Masahide Kaneko; Kotaro Funakoshi; Naoto Iwahashi; Mikio Nakano (RO-MAN, 2018)

Generation of Gestures During Presentation for Humanoid Robots. - Akihito Shimazu; Chie Hieida; Takayuki Nagai; Tomoaki Nakamura; Yuki Takeda; Takenori Hara; Osamu Nakagawa; Tsuyoshi Maeda (RO-MAN, 2018)

SERKET: An Architecture for Connecting Stochastic Models to Realize a Large-Scale Cognitive Model. - Tomoaki Nakamura; Takayuki Nagai; Tadahiro Taniguchi (Frontiers Neurorobotics, 2018)

Multicultural Facial Expression Recognition Based on Differences of Western-Caucasian and East-Asian Facial Expressions of Emotions. - Gibran Benitez-Garcia; Tomoaki Nakamura; Masahide Kaneko (IEICE Trans. Inf. Syst., 2018)

Natural Language Generation Using Monte Carlo Tree Search. - Kaori Kumagai; Ichiro Kobayashi; Daichi Mochihashi; Hideki Asoh; Tomoaki Nakamura; Takayuki Nagai (J. Adv. Comput. Intell. Intell. Informatics, 2018)

Ensemble-of-Concept Models for Unsupervised Formation of Multiple Categories. - Tomoaki Nakamura; Takayuki Nagai (IEEE Trans. Cogn. Dev. Syst., 2018)

User Behavior Tracking for Education Assisting System by Using an RGB-D Sensor. - Haibin Xia; Bin Zhang 036; Tomoaki Nakamura; Takayuki Nagai; Takashi Omori; Masahide Kaneko; Rena Ushiogi; Natsuki Oka; Hun-ok Lim (ICNC-FSKD, 2019)

Adjusting Weight of Action Decision in Exploration for Logistics Warehouse Picking Learning. - Yusuke Kato; Tomoaki Nakamura; Takayuki Nagai; Natsuki Yamanobe; Kazuyuki Nagata; Jun Ozawa (IROS, 2019)

High-dimensional Motion Segmentation by Variational Autoencoder and Gaussian Processes. - Masatoshi Nagano; Tomoaki Nakamura; Takayuki Nagai; Daichi Mochihashi; Ichiro Kobayashi; Wataru Takano (IROS, 2019)

Survey on frontiers of language and robotics. - Tadahiro Taniguchi; Daichi Mochihashi; Takayuki Nagai; Satoru Uchida; Naoya Inoue; Ichiro Kobayashi; Tomoaki Nakamura; Yoshinobu Hagiwara; Naoto Iwahashi; Tetsunari Inamura (Adv. Robotics, 2019)

HVGH: Unsupervised Segmentation for High-Dimensional Time Series Using Deep Neural Compression and Statistical Generative Model. - Masatoshi Nagano; Tomoaki Nakamura; Takayuki Nagai; Daichi Mochihashi; Ichiro Kobayashi; Wataru Takano (Frontiers Robotics AI, 2019)

Development of An Autonomous Guide Robot Based on Active Interactions with Users. - Bin Zhang 036; Tomoaki Nakamura; Masahide Kaneko; Hun-ok Lim (SII, 2020)

Neuro-SERKET: Development of Integrative Cognitive System Through the Composition of Deep Probabilistic Generative Models. - Tadahiro Taniguchi; Tomoaki Nakamura; Masahiro Suzuki; Ryo Kuniyasu; Kaede Hayashi; Akira Taniguchi; Takato Horii; Takayuki Nagai (New Gener. Comput., 2020)

Whole brain Probabilistic Generative Model toward Realizing Cognitive Architecture for Developmental Robots. - Tadahiro Taniguchi; Hiroshi Yamakawa; Takayuki Nagai; Kenji Doya; Masamichi Sakagami; Masahiro Suzuki; Tomoaki Nakamura; Akira Taniguchi (CoRR, 2021)

Robot Concept Acquisition Based on Interaction Between Probabilistic and Deep Generative Models. - Ryo Kuniyasu; Tomoaki Nakamura; Tadahiro Taniguchi; Takayuki Nagai (Frontiers Comput. Sci., 2021)

Analysis of User Behavior and Workload During Simultaneous Tele-operation of Multiple Mobile Manipulators. - Tatsuya Aoki; Tomoaki Nakamura; Takayuki Nagai (IROS, 2022)

Spatio-temporal categorization for first-person-view videos using a convolutional variational autoencoder and Gaussian processes. - Masatoshi Nagano; Tomoaki Nakamura; Takayuki Nagai; Daichi Mochihashi; Ichiro Kobayashi (Frontiers Robotics AI, 2022)

A whole brain probabilistic generative model: Toward realizing cognitive architectures for developmental robots. - Tadahiro Taniguchi; Hiroshi Yamakawa; Takayuki Nagai; Kenji Doya; Masamichi Sakagami; Masahiro Suzuki; Tomoaki Nakamura; Akira Taniguchi (Neural Networks, 2022)

DQDWA: Dynamic Weight Coefficients Based on Q-learning for Dynamic Window Approach Considering Environmental Situations. - Masato Kobayashi; Hiroka Zushi; Tomoaki Nakamura; Naoki Motoi (AIM, 2023)

Local Path Planning with Turnabouts for Mobile Robot by Deep Deterministic Policy Gradient. - Tomoaki Nakamura; Masato Kobayashi; Naoki Motoi (ICM, 2023)

Unsupervised Work Behavior Analysis Using Hierarchical Probabilistic Segmentation. - Issei Saito; Tomoaki Nakamura; Toshiyuki Hatta; Wataru Fujita; Shintaro Watanabe; Shotaro Miwa (IECON, 2023)

Multi-agent Reinforcement Learning with Emergent Communication using Discrete and Indifferentiable Message. - Hiroto Ebara; Tomoaki Nakamura; Akira Taniguchi; Tadahiro Taniguchi (IIAI-AAI-Winter, 2023)

An Efficient Approach Based on Graph Neural Networks for Predicting Wait Time in Job Schedulers. - Tomoe Kishimoto; Tomoaki Nakamura (JSSPP, 2023)

Serket-SDE: A Containerized Software Development Environment for the Symbol Emergence in Robotics Toolkit. - Lotfi El Hafi; Youwei Zheng; Hiroshi Shirouzu; Tomoaki Nakamura; Tadahiro Taniguchi (SII, 2023)

Local Path Planning: Dynamic Window Approach With Q-Learning Considering Congestion Environments for Mobile Robot. - Masato Kobayashi; Hiroka Zushi; Tomoaki Nakamura; Naoki Motoi (IEEE Access, 2023)

Path Planning for Mobile Robot Considering Turnabouts on Narrow Road by Deep Q-Network. - Tomoaki Nakamura; Masato Kobayashi; Naoki Motoi (IEEE Access, 2023)

Control as Probabilistic Inference as an Emergent Communication Mechanism in Multi-Agent Reinforcement Learning. - Tomoaki Nakamura; Akira Taniguchi; Tadahiro Taniguchi (CoRR, 2023)

World models and predictive coding for cognitive and developmental robotics: frontiers and challenges. - Tadahiro Taniguchi; Shingo Murata; Masahiro Suzuki; Dimitri Ognibene; Pablo Lanillos; Emre Ugur; Lorenzo Jamone; Tomoaki Nakamura; Alejandra Ciria; Bruno Lara 001; Giovanni Pezzulo (Adv. Robotics, 2023)

Special issue on world models and predictive coding in robotics (Part I). - Tadahiro Taniguchi; Dimitri Ognibene; Lorenzo Jamone; Emre Ugur; Pablo Lanillos; Alejandra Ciria; Masahiro Suzuki; Shingo Murata; Yoshihiro Nakata; Tomoaki Nakamura (Adv. Robotics, 2023)

Unsupervised phoneme and word acquisition from continuous speech based on a hierarchical probabilistic generative model. - Masatoshi Nagano; Tomoaki Nakamura (Adv. Robotics, 2023)

Special issue on world models and predictive coding in robotics (part II). - Tadahiro Taniguchi; Dimitri Ognibene; Lorenzo Jamone; Emre Ugur; Pablo Lanillos; Alejandra Ciria; Masahiro Suzuki; Shingo Murata; Yoshihiro Nakata; Tomoaki Nakamura (Adv. Robotics, 2023)

Robot Motion Learning via Visual Imitation and Language-Conditioned Reward. - Masaya Nakano; Masatoshi Nagano; Tomoaki Nakamura (ICDL, 2024)

Unsupervised Acquisition of Phonemes, Words, and Grammar from Continuous Speech Signals. - Shoma Ochiai; Masatoshi Nagano; Tomoaki Nakamura (ICDL, 2024)

Emergence of Continuous Signals As Shared Symbols Through Emergent Communication. - Issei Saito; Tomoaki Nakamura; Akira Taniguchi; Tadahiro Taniguchi; Yohei Hayamizu; Shiqi Zhang 001 (ICDL, 2024)

Multimodal Continuous Symbol Emergence Using a Probabilistic Generative Model Based on Gaussian Processes. - Ziwoo You; Hiroto Ebara; Tomoaki Nakamura; Akira Taniguchi; Tadahiro Taniguchi (ICDL, 2024)

Narrow-Route Path Planning for Mobile Robots Using Deep Deterministic Policy Gradient Considering Turning Radius Limit. - Naoki Motoi; Tomoaki Nakamura (IEEE Access, 2024)

Unsupervised Work Behavior Pattern Extraction Based on Hierarchical Probabilistic Model. - Issei Saito; Tomoaki Nakamura; Toshiyuki Hatta; Wataru Fujita; Shintaro Watanabe; Shotaro Miwa (CoRR, 2024)

Prior Anatomical Knowledge-guided GAN for ICL surgery postoperative prediction based on AS-OCT image. - Yinglin Zhang; Ruiling Xi; Risa Higashita; Keiichiro Okamoto; Kazutaka Kamiya; Kazunori Miyata; Akihito Igarashi; Seiichiro Hata; Tomoaki Nakamura; Jiang Liu 001 (Medical Image Anal., 2025)

Generative Emergent Communication: Large Language Model is a Collective World Model. - Tadahiro Taniguchi; Ryo Ueda; Tomoaki Nakamura; Masahiro Suzuki; Akira Taniguchi (CoRR, 2025)

Scalable Unsupervised Segmentation via Random Fourier Feature-based Gaussian Process. - Issei Saito; Masatoshi Nagano; Tomoaki Nakamura; Daichi Mochihashi; Koki Mimura (CoRR, 2025)