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)

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

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)

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)

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)

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