Kazunori Komatani

ORCID

Publication Activity (10 Years)

Years Active: 2000-2024
Publications (10 Years): 60

Top Venues

Publications

Shun Katada, Ryu Takeda, Kazunori Komatani
Collecting Human-Agent Dialogue Dataset with Frontal Brain Signal toward Capturing Unexpressed Sentiment. LREC/COLING (2024)
Miki Oshio, Hokuto Munakata, Ryu Takeda, Kazunori Komatani
Out-of-Vocabulary Word Detection in Spoken Dialogues Based on Joint Decoding with User Response Patterns. APSIPA ASC (2023)
Zhaojie Luo, Stefan Christiansson, Bence Ladóczki, Kazunori Komatani
Speech Emotion Recognition using Threshold Fusion for Enhancing Audio Sensitivity. MMAsia (Workshops) (2023)
Kazunori Komatani, Ryu Takeda, Shogo Okada
Analyzing Differences in Subjective Annotations by Participants and Third-party Annotators in Multimodal Dialogue Corpus. SIGDIAL (2023)
Shun Katada, Shogo Okada, Kazunori Komatani
Effects of Physiological Signals in Different Types of Multimodal Sentiment Estimation. IEEE Trans. Affect. Comput. 14 (3) (2023)
Ryu Takeda, Yui Sudo, Kazunori Komatani
Flexible Evidence Model to Reduce Uncertainty Mismatch Between Speech Enhancement and ASR Based on Encoder-Decoder Architecture. APSIPA ASC (2023)
Ryo Yanagimoto, Yunosuke Kubo, Miki Oshio, Mikio Nakano, Kenta Yamamoto, Kazunori Komatani
User-adaptive Tourist Information Dialogue System with Yes/No Classifier and Sentiment Estimator. CoRR (2023)
Hokuto Munakata, Ryu Takeda, Kazunori Komatani
Recursive Sound Source Separation with Deep Learning-based Beamforming for Unknown Number of Sources. INTERSPEECH (2023)
Hokuto Munakata, Yoshiaki Bando, Ryu Takeda, Kazunori Komatani, Masaki Onishi
Joint Separation and Localization of Moving Sound Sources Based on Neural Full-Rank Spatial Covariance Analysis. IEEE Signal Process. Lett. 30 (2023)
Zhaojie Luo, Kazunori Komatani
Multimodal Emotion Recognition based on 2D Kernel Density Estimation for Multiple Labels Fusion. APSIPA ASC (2023)
Kazunori Komatani, Kohei Ono, Ryu Takeda, Eric Nichols, Mikio Nakano
Lexical Acquisition during Dialogues through Implicit Confirmation. Dialogue Discourse 13 (1) (2022)
Yuki Kubo, Ryo Yanagimoto, Hayato Futase, Mikio Nakano, Zhaojie Luo, Kazunori Komatani
Team OS's System for Dialogue Robot Competition 2022. CoRR (2022)
Michimasa Inaba, Yuya Chiba, Ryuichiro Higashinaka, Kazunori Komatani, Yusuke Miyao, Takayuki Nagai
Collection and Analysis of Travel Agency Task Dialogues with Age-Diverse Speakers. LREC (2022)
Hokuto Munakata, Ryu Takeda, Kazunori Komatani
Training Data Generation with DOA-based Selecting and Remixing for Unsupervised Training of Deep Separation Models. INTERSPEECH (2022)
Shun Katada, Shogo Okada, Kazunori Komatani
Transformer-Based Physiological Feature Learning for Multimodal Analysis of Self-Reported Sentiment. ICMI (2022)
Zhaodong Wang, Kazunori Komatani
Graph-combined Coreference Resolution Methods on Conversational Machine Reading Comprehension with Pre-trained Language Model. DialDoc@ACL (2022)
Ryu Takeda, Yui Sudo, Kazuhiro Nakadai, Kazunori Komatani
Empirical Sampling from Latent Utterance-wise Evidence Model for Missing Data ASR based on Neural Encoder-Decoder Model. INTERSPEECH (2022)
Shuichi Chikatsuji, Kenta Yamamoto, Ryu Takeda, Kazunori Komatani
Knowledge Graph Augmentation with Entity Identification for Improving Knowledge Graph Completion Performance. PRICAI (1) (2022)
Kazunori Komatani, Yuma Fujioka, Keisuke Nakashima, Katsuhiko Hayashi, Mikio Nakano
Knowledge Graph Completion-based Question Selection for Acquiring Domain Knowledge through Dialogues. IUI (2021)
Wenqing Wei, Sixia Li, Shogo Okada, Kazunori Komatani
Multimodal User Satisfaction Recognition for Non-task Oriented Dialogue Systems. ICMI (2021)
Kazunori Komatani, Ryu Takeda, Keisuke Nakashima, Mikio Nakano
Design Guidelines for Developing Systems for Dialogue System Competitions. IWSDS (2021)
Ryu Takeda, Kazunori Komatani
Age Estimation with Speech-Age Model for Heterogeneous Speech Datasets. Interspeech (2021)
Hokuto Munakata, Ryu Takeda, Kazunori Komatani
Multiple-Embedding Separation Networks: Sound Class-Specific Feature Extraction for Universal Sound Separation. APSIPA ASC (2021)
Yuki Hirano, Shogo Okada, Kazunori Komatani
Recognizing Social Signals with Weakly Supervised Multitask Learning for Multimodal Dialogue Systems. ICMI (2021)
Ryu Takeda, Kazuhiro Nakadai, Kazunori Komatani
Spatial Normalization to Reduce Positional Complexity in Direction-aided Supervised Binaural Sound Source Separation. APSIPA ASC (2021)
Kazunori Komatani, Shogo Okada
Multimodal Human-Agent Dialogue Corpus with Annotations at Utterance and Dialogue Levels. ACII (2021)
Ryu Takeda, Kazunori Komatani
Frame-Wise Online Unsupervised Adaptation of DNN-HMM Acoustic Model from Perspective of Robust Adaptive Filtering. INTERSPEECH (2020)
Shun Katada, Shogo Okada, Yuki Hirano, Kazunori Komatani
Is She Truly Enjoying the Conversation?: Analysis of Physiological Signals toward Adaptive Dialogue Systems. ICMI (2020)
Mikio Nakano, Kazunori Komatani
A framework for building closed-domain chat dialogue systems. Knowl. Based Syst. 204 (2020)
Kazunori Komatani, Mikio Nakano
User Impressions of Questions to Acquire Lexical Knowledge. SIGdial (2020)
Koki Kishimoto, Katsuhiko Hayashi, Genki Akai, Masashi Shimbo, Kazunori Komatani
Binarized Knowledge Graph Embeddings. ECIR (1) (2019)
Kazunori Komatani, Shogo Okada, Haruto Nishimoto, Masahiro Araki, Mikio Nakano
Multimodal Dialogue Data Collection and Analysis of Annotation Disagreement. IWSDS (2019)
Koki Kishimoto, Katsuhiko Hayashi, Genki Akai, Masashi Shimbo, Kazunori Komatani
Binarized Knowledge Graph Embeddings. CoRR (2019)
Yuki Hirano, Shogo Okada, Haruto Nishimoto, Kazunori Komatani
Multitask Prediction of Exchange-level Annotations for Multimodal Dialogue Systems. ICMI (2019)
Arisa Ema, Hirotaka Osawa, Reina Saijo, Akinori Kubo, Takushi Otani, Hiromitsu Hattori, Naonori Akiya, Nobutsugu Kanzaki, Minao Kukita, Kazunori Komatani, Ryutaro Ichise
Clarifying Privacy, Property, and Power: Case Study on Value Conflict Between Communities. Proc. IEEE 107 (3) (2019)
Mikio Nakano, Kazunori Komatani
A Framework for Building Closed-Domain Chat Dialogue Systems. CoRR (2019)
Ryu Takeda, Yoshiki Kudo, Kazuki Takashima, Yoshifumi Kitamura, Kazunori Komatani
Unsupervised Adaptation of Neural Networks for Discriminative Sound Source Localization with Eliminative Constraint. ICASSP (2018)
Masahiro Araki, Sayaka Tomimasu, Mikio Nakano, Kazunori Komatani, Shogo Okada, Shinya Fujie, Hiroaki Sugiyama
Collection of Multimodal Dialog Data and Analysis of the Result of Annotation of Users' Interest Level. LREC (2018)
Shogo Okada, Kazunori Komatani
Investigating Effectiveness of Linguistic Features Based on Speech Recognition for Storytelling Skill Assessment. IEA/AIE (2018)
Ryu Takeda, Kazuhiro Nakadai, Kazunori Komatani
Multi-timescale Feature-extraction Architecture of Deep Neural Networks for Acoustic Model Training from Raw Speech Signal. IROS (2018)
Ryu Takeda, Kazunori Komatani, Alexander I. Rudnicky
Word Segmentation From Phoneme Sequences Based On Pitman-Yor Semi-Markov Model Exploiting Subword Information. SLT (2018)
Ryu Takeda, Kazuhiro Nakadai, Kazunori Komatani
Acoustic model training based on node-wise weight boundary model for fast and small-footprint deep neural networks. Comput. Speech Lang. 46 (2017)
Ryu Takeda, Kazuhiro Nakadai, Kazunori Komatani
Node Pruning Based on Entropy of Weights and Node Activity for Small-Footprint Acoustic Model Based on Deep Neural Networks. INTERSPEECH (2017)
Arisa Ema, Hirotaka Osawa, Hiromitsu Hattori, Naonori Akiya, Nobutsugu Kanzaki, Ryutaro Ichise, Minao Kukita, Takushi Otani, Akinori Kubo, Kazunori Komatani, Reina Saijo, Mikihito Tanaka, Koziro Honda, Naoki Miyano, Yoshimi Yashiro, Go Yoshizawa
Breaking Down Silos: Involving Various Researchers for Driving HCI Research. CHI Extended Abstracts (2017)
Ryu Takeda, Kazunori Komatani
Unsupervised adaptation of deep neural networks for sound source localization using entropy minimization. ICASSP (2017)
Kazunori Komatani, Naoki Hotta, Satoshi Sato, Mikio Nakano
User-Adaptive A Posteriori Restoration for Incorrectly Segmented Utterances in Spoken Dialogue Systems. Dialogue Discourse 8 (2) (2017)
Kohei Ono, Ryu Takeda, Eric Nichols, Mikio Nakano, Kazunori Komatani
Lexical Acquisition through Implicit Confirmations over Multiple Dialogues. SIGDIAL Conference (2017)
Ryu Takeda, Kazunori Komatani
Noise-Robust MUSIC-Based Sound Source Localization Using Steering Vector Transformation for Small Humanoids. J. Robotics Mechatronics 29 (1) (2017)
Ryu Takeda, Kazunori Komatani
Unsupervised Segmentation of Phoneme Sequences based on Pitman-Yor Semi-Markov Model using Phoneme Length Context. IJCNLP(1) (2017)
Ryu Takeda, Kazunori Komatani
Bayesian Language Model based on Mixture of Segmental Contexts for Spontaneous Utterances with Unexpected Words. COLING (2016)
Kazunori Komatani, Tsugumi Otsuka, Satoshi Sato, Mikio Nakano
Question Selection Based on Expected Utility to Acquire Information Through Dialogue. IWSDS (2016)
Ryu Takeda, Kazunori Komatani
Discriminative multiple sound source localization based on deep neural networks using independent location model. SLT (2016)
Ryu Takeda, Kazunori Komatani
Sound source localization based on deep neural networks with directional activate function exploiting phase information. ICASSP (2016)
Takeshi Masuda, Kouji Kozaki, Kazunori Komatani
Ontology Refinement System for Improving Consistency of Classification among Brother Concepts. JIST (Workshops & Posters) (2016)
Heriberto Cuayáhuitl, Kazunori Komatani, Gabriel Skantze
Introduction for Speech and language for interactive robots. Comput. Speech Lang. 34 (1) (2015)
Ryu Takeda, Kazunori Komatani, Kazuhiro Nakadai
Acoustic model training based on node-wise weight boundary model increasing speed of discrete neural networks. ASRU (2015)
Ryu Takeda, Kazunori Komatani
Performance comparison of MUSIC-based sound localization methods on small humanoid under low SNR conditions. Humanoids (2015)
Kazunori Komatani, Naoki Hotta, Satoshi Sato, Mikio Nakano
Posteriori Restoration of Turn-Taking and ASR Results for Incorrectly Segmented Utterances. IEICE Trans. Inf. Syst. (11) (2015)
Takaaki Sugiyama, Kotaro Funakoshi, Mikio Nakano, Kazunori Komatani
Estimating response obligation in multi-party human-robot dialogues. Humanoids (2015)
Kazunori Komatani, Naoki Hotta, Satoshi Sato, Mikio Nakano
User Adaptive Restoration for Incorrectly-Segmented Utterances in Spoken Dialogue Systems. SIGDIAL Conference (2015)
Takaaki Sugiyama, Kazunori Komatani, Satoshi Sato
Evaluating Model that Predicts When People Will Speak to a Humanoid Robot and Handling Variations of Individuals and Instructions. IWSDS (2014)
Naoki Hotta, Kazunori Komatani, Satoshi Sato, Mikio Nakano
Detecting incorrectly-segmented utterances for posteriori restoration of turn-taking and ASR results. INTERSPEECH (2014)
Kazunori Komatani, Naoki Hotta, Satoshi Sato
Restoring Incorrectly Segmented Keywords and Turn-Taking Caused by Short Pauses. IWSDS (2014)
Tsugumi Otsuka, Kazunori Komatani, Satoshi Sato, Mikio Nakano
Generating More Specific Questions for Acquiring Attributes of Unknown Concepts from Users. SIGDIAL Conference (2013)
Kazunori Komatani, Mikio Nakano, Masaki Katsumaru, Kotaro Funakoshi, Tetsuya Ogata, Hiroshi G. Okuno
Automatic Allocation of Training Data for Speech Understanding Based on Multiple Model Combinations. IEICE Trans. Inf. Syst. (9) (2012)
Akira Maezawa, Katsutoshi Itoyama, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
Automated Violin Fingering Transcription Through Analysis of an Audio Recording. Comput. Music. J. 36 (3) (2012)
Kazunori Komatani, Akira Hirano, Mikio Nakano
Detecting System-directed Utterances using Dialogue-level Features. INTERSPEECH (2012)
Takaaki Sugiyama, Kazunori Komatani, Satoshi Sato
Predicting When People Will Speak to a Humanoid Robot. IWSDS (2012)
Taichi Nakashima, Kazunori Komatani, Satoshi Sato
Integration of Multiple Sound Source Localization Results for Speaker Identification in Multiparty Dialogue System. IWSDS (2012)
Ryu Takeda, Kazuhiro Nakadai, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
Efficient Blind Dereverberation and Echo Cancellation Based on Independent Component Analysis for Actual Acoustic Signals. Neural Comput. 24 (1) (2012)
Kazunori Komatani, Kyoko Matsuyama, Ryu Takeda, Tetsuya Ogata, Hiroshi G. Okuno
Evaluation of Spoken Dialogue System that uses Utterance Timing to Interpret User Utterances. IWSDS (2011)
Katsutoshi Itoyama, Masataka Goto, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
Simultaneous processing of sound source separation and musical instrument identification using Bayesian spectral modeling. ICASSP (2011)
Mikio Nakano, Shun Sato, Kazunori Komatani, Kyoko Matsuyama, Kotaro Funakoshi, Hiroshi G. Okuno
A Two-Stage Domain Selection Framework for Extensible Multi-Domain Spoken Dialogue Systems. SIGDIAL Conference (2011)
Mikio Nakano, Yuji Hasegawa, Kotaro Funakoshi, Johane Takeuchi, Toyotaka Torii, Kazuhiro Nakadai, Naoyuki Kanda, Kazunori Komatani, Hiroshi G. Okuno, Hiroshi Tsujino
A multi-expert model for dialogue and behavior control of conversational robots and agents. Knowl. Based Syst. 24 (2) (2011)
Kazunori Komatani, Masaki Katsumaru, Mikio Nakano, Kotaro Funakoshi, Tetsuya Ogata, Hiroshi G. Okuno
Automatic Allocation of Training Data for Rapid Prototyping of Speech Understanding based on Multiple Model Combination. COLING (Posters) (2010)
Hiromitsu Awano, Tetsuya Ogata, Shun Nishide, Toru Takahashi, Kazunori Komatani, Hiroshi G. Okuno
Human-robot cooperation in arrangement of objects using confidence measure of neuro-dynamical system. SMC (2010)
Kazunori Komatani, Yuichiro Fukubayashi, Satoshi Ikeda, Tetsuya Ogata, Hiroshi G. Okuno
Selecting Help Messages by Using Robust Grammar Verification for Handling Out-of-Grammar Utterances in Spoken Dialogue Systems. IEICE Trans. Inf. Syst. (12) (2010)
Angelica Lim, Takeshi Mizumoto, Louis-Kenzo Cahier, Takuma Otsuka, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
Robot musical accompaniment: integrating audio and visual cues for real-time synchronization with a human flutist. IROS (2010)
Yasuharu Hirasawa, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
Exploiting harmonic structures to improve separating simultaneous speech in under-determined conditions. IROS (2010)
Kyoko Matsuyama, Kazunori Komatani, Ryu Takeda, Toru Takahashi, Tetsuya Ogata, Hiroshi G. Okuno
Analyzing user utterances in barge-in-able spoken dialogue system for improving identification accuracy. INTERSPEECH (2010)
Takuma Otsuka, Kazuhiro Nakadai, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
Design and Implementation of Two-level Synchronization for Interactive Music Robot. AAAI (2010)
Nobuhide Yamakawa, Tetsuro Kitahara, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
Effects of modelling within- and between-frame temporal variations in power spectra on non-verbal sound recognition. INTERSPEECH (2010)
Takuma Otsuka, Takeshi Mizumoto, Kazuhiro Nakadai, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
Music-Ensemble Robot That Is Capable of Playing the Theremin While Listening to the Accompanied Music. IEA/AIE (1) (2010)
Takeshi Mizumoto, Takuma Otsuka, Kazuhiro Nakadai, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
Human-robot ensemble between robot thereminist and human percussionist using coupled oscillator model. IROS (2010)
Akira Maezawa, Katsutoshi Itoyama, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
Violin Fingering Estimation Based on Violin Pedagogical Fingering Model Constrained by Bowed Sequence Estimation from Audio Input. IEA/AIE (3) (2010)
Kyoko Matsuyama, Kazunori Komatani, Toru Takahashi, Tetsuya Ogata, Hiroshi G. Okuno
Improving Identification Accuracy by Extending Acceptable Utterances in Spoken Dialogue System Using Barge-in Timing. IEA/AIE (2) (2010)
Toru Takahashi, Kazuhiro Nakadai, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
An improvement in automatic speech recognition using soft missing feature masks for robot audition. IROS (2010)
Takuma Otsuka, Kazuhiro Nakadai, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
Voice-awareness control for a humanoid robot consistent with its body posture and movements. Paladyn J. Behav. Robotics 1 (1) (2010)
Ryu Takeda, Kazuhiro Nakadai, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
Upper-limit evaluation of robot audition based on ICA-BSS in multi-source, barge-in and highly reverberant conditions. ICRA (2010)
Tetsuya Ogata, Shun Nishide, Hideki Kozima, Kazunori Komatani, Hiroshi G. Okuno
Inter-modality mapping in robot with recurrent neural network. Pattern Recognit. Lett. 31 (12) (2010)
Kazunori Komatani, Hiroshi G. Okuno
Online Error Detection of Barge-In Utterances by Using Individual Users' Utterance Histories in Spoken Dialogue System. SIGDIAL Conference (2010)
Toru Takahashi, Kazuhiro Nakadai, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
Soft missing-feature mask generation for robot audition. Paladyn J. Behav. Robotics 1 (1) (2010)
Toru Takahashi, Kazuhiro Nakadai, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
Improvement in listening capability for humanoid robot HRP-2. ICRA (2010)
Shun Nishide, Tetsuya Ogata, Jun Tani, Toru Takahashi, Kazunori Komatani, Hiroshi G. Okuno
Motion generation based on reliable predictability using self-organized object features. IROS (2010)
Ryu Takeda, Kazuhiro Nakadai, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
Speedup and performance improvement of ICA-based robot audition by parallel and resampling-based block-wise processing. IROS (2010)
Hisashi Kanda, Tetsuya Ogata, Toru Takahashi, Kazunori Komatani, Hiroshi G. Okuno
Continuous vocal imitation with self-organized vowel spaces in Recurrent Neural Network. ICRA (2009)
Masaki Katsumaru, Mikio Nakano, Kazunori Komatani, Kotaro Funakoshi, Tetsuya Ogata, Hiroshi G. Okuno
Improving speech understanding accuracy with limited training data using multiple language models and multiple understanding models. INTERSPEECH (2009)
Katsutoshi Itoyama, Masataka Goto, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
Parameter Estimation for Harmonic and Inharmonic Models by Using Timbre Feature Distributions. J. Inf. Process. 17 (2009)
Takuma Otsuka, Kazuhiro Nakadai, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
Voice quality manipulation for humanoid robots consistent with their head movements. Humanoids (2009)
Ryu Takeda, Kazuhiro Nakadai, Toru Takahashi, Kazunori Komatani, Tetsuya Ogata, Hiroshi G. Okuno
ICA-based efficient blind dereverberation and echo cancellation method for barge-in-able robot audition. ICASSP (2009)

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Publication Activity (10 Years)

Top Topics

Top Venues

Kazunori Komatani