Concatenative speech synthesis by minimum distortion criteria. - Naoto Iwahashi; Nobuyoshi Kaiki; Yoshinori Sagisaka (ICASSP, 1992)

Speech segment network approach for an optimal synthesis unit set. - Naoto Iwahashi; Yoshinori Sagisaka (ICSLP, 1992)

ATR μ-talk speech synthesis system. - Yoshinori Sagisaka; Nobuyoshi Kaiki; Naoto Iwahashi; Katsuhiko Mimura (ICSLP, 1992)

Tree-based unit selection for English speech synthesis. - Wern-Jun Wang; W. Nick Campbell; Naoto Iwahashi; Yoshinori Sagisaka (ICASSP (2), 1993)

Duration modelling with multiple split regression. - Naoto Iwahashi; Yoshinori Sagisaka (EUROSPEECH, 1993)

Speech spectrum transformation by speaker interpolation. - Naoto Iwahashi; Yoshinori Sagisaka (ICASSP (1), 1994)

Voice adaptation using multi-functional transformation with weighting by radial basis function networks. - Naoto Iwahashi; Yoshinori Sagisaka (ICSLP, 1994)

Automatic extraction of FO control parameters using statistical analysis. - Toshio Hirai; Naoto Iwahashi; Norio Higuchi; Yoshinori Sagisaka (SSW, 1994)

Speech segment network approach for optimization of synthesis unit set. - Naoto Iwahashi; Yoshinori Sagisaka (Comput. Speech Lang., 1995)

Speech spectrum conversion based on speaker interpolation and multi-functional representation with weighting by radial basis function networks. - Naoto Iwahashi; Yoshinori Sagisaka (Speech Commun., 1995)

Novel training method for classifiers used in speaker adaptation. - Naoto Iwahashi (ICSLP, 1996)

Automatic extraction of fundamental frequency control rules by statistical analysis. - Toshio Hirai; Naoto Iwahashi; Norio Higuchi; Yoshinori Sagisaka (Syst. Comput. Jpn., 1997)

Stochastic features for noise robust speech recognition. - Naoto Iwahashi; Hongchang Pao; Hitoshi Honda; Katsuki Minamino; Masanori Omote (ICASSP, 1998)

Language acquisition through a human-robot interface. - Naoto Iwahashi (INTERSPEECH, 2000)

Speaker adaptation in noisy environments based on parameter estimation using uncertain data. - Naoto Iwahashi; Akihiko Kawasaki (INTERSPEECH, 2000)

Statistical Model Based Approach to Spoken Language Acquisition. - Naoto Iwahashi (PRICAI, 2000)

A Method for Forming Mutual Beliefs for Communication through Human-robot Multi-modal Interaction. - Naoto Iwahashi (SIGDIAL Workshop, 2003)

Language acquisition through a human-Crobot interface by combining speech, visual, and behavioral information. - Naoto Iwahashi (Inf. Sci., 2003)

Robots That Learn Language: Developmental Approach to Human-Machine Conversations. - Naoto Iwahashi (EELC, 2006)

Multimedia Database of Meetings and Informal Interactions for Tracking Participant Involvement and Discourse Flow. - Nick Campbell 001; Toshiyuki Sadanobu; Masataka Imura; Naoto Iwahashi; Noriko Suzuki; Damien Douxchamps (LREC, 2006)

Multimodal interfaces in semantic interaction. - Naoto Iwahashi; Mikio Nakano (ICMI, 2007)

Robust acquisition and recognition of spoken location names by domestic robots. - Kotaro Funakoshi; Mikio Nakano; Toyotaka Torii; Yuji Hasegawa; Hiroshi Tsujino; Noriyuki Kimura; Naoto Iwahashi (IROS, 2007)

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

Imitation Learning from Unsegmented Human Motion Using Switching Autoregressive Model and Singular Vector Decomposition. - Tadahiro Taniguchi; Naoto Iwahashi (ICONIP (1), 2008)

Motion recognition and generation by combining reference-point-dependent probabilistic models. - Komei Sugiura; Naoto Iwahashi (IROS, 2008)

Learning Communicative Meanings of Utterances by Robots. - Ryo Taguchi; Naoto Iwahashi; Tsuneo Nitta (JSAI, 2008)

Interactive Learning of Spoken Words and Their Meanings Through an Audio-Visual Interface. - Naoto Iwahashi (IEICE Trans. Inf. Syst., 2008)

Constructive Approach to Role-Reversal Imitation Through Unsegmented Interactions. - Tadahiro Taniguchi; Naoto Iwahashi; Komei Sugiura; Tetsuo Sawaragi (J. Robotics Mechatronics, 2008)

Bayesian learning of confidence measure function for generation of utterances and motions in object manipulation dialogue task. - Komei Sugiura; Naoto Iwahashi; Hideki Kashioka; Satoshi Nakamura 001 (INTERSPEECH, 2009)

Learning lexicons from spoken utterances based on statistical model selection. - Ryo Taguchi; Naoto Iwahashi; Takashi Nose; Kotaro Funakoshi; Mikio Nakano (INTERSPEECH, 2009)

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

Robots that Learn to Communicate: A Developmental Approach to Personally and Physically Situated Human-Robot Conversations. - Naoto Iwahashi; Komei Sugiura; Ryo Taguchi; Takayuki Nagai; Tadahiro Taniguchi (AAAI Fall Symposium: Dialog with Robots, 2010)

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)

Active Learning for Generating Motion and Utterances in Object Manipulation Dialogue Tasks. - Komei Sugiura; Naoto Iwahashi; Hisashi Kawai; Satoshi Nakamura 001 (AAAI Fall Symposium: Dialog with Robots, 2010)

Robot-directed speech detection using Multimodal Semantic Confidence based on speech, image, and motion. - Xiang Zuo; Naoto Iwahashi; Ryo Taguchi; Shigeki Matsuda; Komei Sugiura; Kotaro Funakoshi; Mikio Nakano; Natsuki Oka (ICASSP, 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)

Simultaneous estimation of role and response strategy in human-robot role-reversal imitation learning. - Tadahiro Taniguchi; Hiroto Nakanishi; Naoto Iwahashi (IFAC HMS, 2010)

Active learning of confidence measure function in robot language acquisition framework. - Komei Sugiura; Naoto Iwahashi; Hideki Kashioka; Satoshi Nakamura 001 (IROS, 2010)

Detecting robot-directed speech by situated understanding in object manipulation tasks. - Xiang Zuo; Naoto Iwahashi; Ryo Taguchi; Kotaro Funakoshi; Mikio Nakano; Shigeki Matsuda; Komei Sugiura; Natsuki Oka (RO-MAN, 2010)

Correction of phoneme recognition errors in word learning through speech interaction. - Xiang Zuo; Taisuke Sumii; Naoto Iwahashi; Kotaro Funakoshi; Mikio Nakano; Natsuki Oka (SLT, 2010)

Detecting Robot-Directed Speech by Situated Understanding in Physical Interaction. - Xiang Zuo; Naoto Iwahashi; Kotaro Funakoshi; Mikio Nakano; Ryo Taguchi; Shigeki Matsuda; Komei Sugiura; Natsuki Oka (Inf. Media Technol., 2010)

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

Learning Place-Names from Spoken Utterances and Localization Results by Mobile Robot. - Ryo Taguchi; Yuji Yamada; Koosuke Hattori; Taizo Umezaki; Masahiro Hoguro; Naoto Iwahashi; Kotaro Funakoshi; Mikio Nakano (INTERSPEECH, 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)

Motion generation by reference-point-dependent trajectory HMMs. - Komei Sugiura; Naoto Iwahashi; Hideki Kashioka (IROS, 2011)

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

Learning, Generation and Recognition of Motions by Reference-Point-Dependent Probabilistic Models. - Komei Sugiura; Naoto Iwahashi; Hideki Kashioka; Satoshi Nakamura 001 (Adv. Robotics, 2011)

Situated Spoken Dialogue with Robots Using Active Learning. - Komei Sugiura; Naoto Iwahashi; Hisashi Kawai; Satoshi Nakamura 001 (Adv. Robotics, 2011)

Unsupervised Segmentation of Human Motion Data Using a Sticky Hierarchical Dirichlet Process-Hidden Markov Model and Minimal Description Length-Based Chunking Method for Imitation Learning. - Tadahiro Taniguchi; Keita Hamahata; Naoto Iwahashi (Adv. Robotics, 2011)

Disambiguation in Unknown Object Detection by Integrating Image and Speech Recognition Confidences. - Yuko Ozasa; Yasuo Ariki; Mikio Nakano; Naoto Iwahashi (ACCV (1), 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)

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

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

Correcting phoneme recognition errors in learning word pronunciation through speech interaction. - Xiang Zuo; Taisuke Sumii; Naoto Iwahashi; Mikio Nakano; Kotaro Funakoshi; Natsuki Oka (Speech Commun., 2013)

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)

Discriminating Unknown Objects from Known Objects Using Image and Speech Information. - Yuko Ozasa; Mikio Nakano; Yasuo Ariki; Naoto Iwahashi (IEICE Trans. Inf. Syst., 2015)

A language acquisition method based on statistical machine translation for application to robots. - Kenta Takabuchi; Naoto Iwahashi; Takeo Kunishima (ICDL-EPIROB, 2016)

Comparison of Grapheme-to-Phoneme Conversion Methods on a Myanmar Pronunciation Dictionary. - Ye Kyaw Thu; Win Pa Pa; Yoshinori Sagisaka; Naoto Iwahashi (WSSANLP@COLING, 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)

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)

Equilibrium Selective Role Coordination for Autonomous Driving. - Naoto Iwahashi (iCAST, 2019)

Physics Projection. - Naoto Iwahashi (iCAST, 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)

Symbol Emergence in Cognitive Developmental Systems: A Survey. - Tadahiro Taniguchi; Justus H. Piater; Florentin Wörgötter; Emre Ugur; Matej Hoffmann; Lorenzo Jamone; Takayuki Nagai; Benjamin Rosman; Toshihiko Matsuka; Naoto Iwahashi; Erhan Öztop (IEEE Trans. Cogn. Dev. Syst., 2019)

Action-Feasibility-Based Pragmatic Understanding of Ambiguous Instructions by Service Robots. - Taichi Naito; Naoya Hirota; Yoshinobu Hagiwara; Naoto Iwahashi; Tadahiro Taniguchi (SII, 2022)

BeliefNest: A Joint Action Simulator for Embodied Agents with Theory of Mind. - Rikunari Sagara; Koichiro Terao; Naoto Iwahashi (CoRR, 2025)