Hirofumi Nakajima

According to our database, Hirofumi Nakajima authored at least 27 papers between 2005 and 2023.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2023

Online Adaptation of Fourier Series Based Acoustic Transfer Function Model to Improve Sound Source Localization and Separation.

Yui Sudo, Masayuki Takigahira, Hideo Tsuru, Kazuhiro Nakadai, Hirofumi Nakajima

Proceedings of the 32nd IEEE International Conference on Robot and Human Interactive Communication, 2023

2021

Fully-Online Always-Adaptation of Transfer Functions and Its Application to Sound Source Localization and Separation.

Kazuhiro Nakadai, Masayuki Takigahira, Yusuke Kawai, Hirofumi Nakajima

Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems, 2021

2020

A Fourier series based Data compression model for Acoustic transfer function.

Yoshiaki Asahara, Kohich Matsuda, Hirofumi Nakajima, Kazuhiro Nakadai

Proceedings of the 2020 IEEE/SICE International Symposium on System Integration, 2020

2019

Acoustic Simulation in Dynamic Environments for Robot Audition.

Zhaofeng Zhang, Kazuhiro Nakadai, Hirofumi Nakajima, Naoaki Sumida

Proceedings of the 27th European Signal Processing Conference, 2019

2015

Non-linear distortion reduction for a loudspeaker based on recursive source equalization.

Hirofumi Nakajima, Naoto Sakata, Kihiro Hashino

Proceedings of the 2015 IEEE International Conference on Acoustics, 2015

2014

Sound Source Orientation Estimation Based on an Orientation-Extended Beamformer.

Hirofumi Nakajima, Keiko Kikuchi, Kazuhiro Nakadai, Yutaka Kaneda

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2014

2011

Incremental learning for ego noise estimation of a robot.

Gökhan Ince, Kazuhiro Nakadai, Tobias Rodemann, Jun-ichi Imura, Keisuke Nakamura, Hirofumi Nakajima

Proceedings of the 2011 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2011

Assessment of single-channel ego noise estimation methods.

Gökhan Ince, Kazuhiro Nakadai, Tobias Rodemann, Jun-ichi Imura, Keisuke Nakamura, Hirofumi Nakajima

Proceedings of the 2011 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2011

HARK based real-time single pane 3D auditory scene visualizer empowered by Speech Arrow.

Zheng Gong, Kazuhiro Nakadai, Hirofumi Nakajima, Ichiro Hagiwara

Proceedings of the 2011 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2011

Robust Intonation Pattern Classification in Human Robot Interaction.

Martin Heckmann, Kazuhiro Nakadai, Hirofumi Nakajima

Proceedings of the INTERSPEECH 2011, 2011

Assessment of general applicability of ego noise estimation.

Gökhan Ince, Keisuke Nakamura, Futoshi Asano, Hirofumi Nakajima, Kazuhiro Nakadai

Proceedings of the IEEE International Conference on Robotics and Automation, 2011

Correlation matrix interpolation in Sound Source Localization for a robot.

Keisuke Nakamura, Kazuhiro Nakadai, Hirofumi Nakajima, Gökhan Ince

Proceedings of the IEEE International Conference on Acoustics, 2011

2010

Blind Source Separation With Parameter-Free Adaptive Step-Size Method for Robot Audition.

Hirofumi Nakajima, Kazuhiro Nakadai, Yuji Hasegawa, Hiroshi Tsujino

IEEE Trans. Speech Audio Process., 2010

Design and Implementation of Robot Audition System 'HARK' - Open Source Software for Listening to Three Simultaneous Speakers.

Kazuhiro Nakadai, Toru Takahashi, Hiroshi G. Okuno, Hirofumi Nakajima, Yuji Hasegawa, Hiroshi Tsujino

Adv. Robotics, 2010

3D sound field recording and reproducing system including sound source orientation.

Toshimasa Suzuki, Hirofumi Nakajima, Hideo Tsuru, Takayuki Arai, Kazuhiro Nakadai

Proceedings of the 4th International Universal Communication Symposium, 2010

An easily-configurable robot audition system using Histogram-based Recursive Level Estimation.

Hirofumi Nakajima, Gökhan Ince, Kazuhiro Nakadai, Yuji Hasegawa

Proceedings of the 2010 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2010

Sound source separation and automatic speech recognition for moving sources.

Kazuhiro Nakadai, Hirofumi Nakajima, Gökhan Ince, Yuji Hasegawa

Proceedings of the 2010 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2010

2009

Real-time sound source orientation estimation using a 96 channel microphone array.

Hirofumi Nakajima, Keiko Kikuchi, Touru Daigo, Yutaka Kaneda, Kazuhiro Nakadai, Yuji Hasegawa

Proceedings of the 2009 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2009

Sound source separation of moving speakers for robot audition.

Kazuhiro Nakadai, Hirofumi Nakajima, Yuji Hasegawa, Hiroshi Tsujino

Proceedings of the IEEE International Conference on Acoustics, 2009

2008

High performance sound source separation adaptable to environmental changes for robot audition.

Hirofumi Nakajima, Kazuhiro Nakadai, Yuji Hasegawa, Hiroshi Tsujino

Proceedings of the 2008 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2008

A robot referee for rock-paper-scissors sound games.

Kazuhiro Nakadai, Shun'ichi Yamamoto, Hiroshi G. Okuno, Hirofumi Nakajima, Yuji Hasegawa, Hiroshi Tsujino

Proceedings of the 2008 IEEE International Conference on Robotics and Automation, 2008

Adaptive step-size parameter control for real-world blind source separation.

Hirofumi Nakajima, Kazuhiro Nakadai, Yuji Hasegawa, Hiroshi Tsujino

Proceedings of the IEEE International Conference on Acoustics, 2008

An open source software system for robot audition HARK and its evaluation.

Kazuhiro Nakadai, Hiroshi G. Okuno, Hirofumi Nakajima, Yuji Hasegawa, Hiroshi Tsujino

Proceedings of the 8th IEEE-RAS International Conference on Humanoid Robots, 2008

2007

Moving Sound Source Extraction by Time-Variant Beamforming.

Hirofumi Nakajima, Kazuhiro Nakadai, Yuji Hasegawa, Hiroshi Tsujino

Proceedings of the New Frontiers in Artificial Intelligence, 2007

2006

Real-Time Tracking of Multiple Sound Sources by Integration of In-Room and Robot-Embedded Microphone Arrays.

Kazuhiro Nakadai, Hirofumi Nakajima, Masamitsu Murase, Hiroshi G. Okuno, Yuji Hasegawa, Hiroshi Tsujino

Proceedings of the 2006 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2006

Robust Tracking of Multiple Sound Sources by Spatial Integration of Room And Robot Microphone Arrays.

Kazuhiro Nakadai, Hirofumi Nakajima, Masamitsu Murase, Satoshi Kaijiri, Kentaro Yamada, Takahiro Nakamura, Yuji Hasegawa, Hiroshi G. Okuno, Hiroshi Tsujino

Proceedings of the 2006 IEEE International Conference on Acoustics Speech and Signal Processing, 2006

2005

Sound source tracking with directivity pattern estimation using a 64 ch microphone array.

Kazuhiro Nakadai, Hirofumi Nakajima, Kentaro Yamada, Yuji Hasegawa, Takahiro Nakamura, Hiroshi Tsujino

Proceedings of the 2005 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2005