Akira Takahashi

According to our database, Akira Takahashi authored at least 24 papers between 1995 and 2017.

Collaborative distances:

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

2017

Collaborative Quality Framework: QoE-Centric Service Operation in Collaboration with Users, Service Providers, and Network Operators.

Akira Takahashi, Takanori Hayashi

IEICE Trans. Commun., 2017

2015

Crowdsourced QoE evaluation of mobile device usage with consideration on user dependence.

Fumiya Kobayashi, Ginga Kawaguti, Hideki Nojiri, Akira Takahashi

Proceedings of the 17th Asia-Pacific Network Operations and Management Symposium, 2015

2014

Performance Comparisons of Subjective Quality Assessment Methods for Video.

Toshiko Tominaga, Masataka Masuda, Jun Okamoto, Akira Takahashi, Takanori Hayashi

IEICE Trans. Commun., 2014

2012

No Reference Video-Quality-Assessment Model for Monitoring Video Quality of IPTV Services.

Kazuhisa Yamagishi, Jun Okamoto, Takanori Hayashi, Akira Takahashi

IEICE Trans. Commun., 2012

2011

Multimedia Quality Assessment Standards in ITU-T SG12.

Paul Coverdale, Sebastian Möller, Alexander Raake, Akira Takahashi

IEEE Signal Process. Mag., 2011

The proposal of quantification method of speaker identification accuracy for speech communication service.

Noritsugu Egi, Takanori Hayashi, Akira Takahashi

Proceedings of the IEEE International Conference on Acoustics, 2011

2010

Parametric Packet-Layer Model for Evaluation Audio Quality in Multimedia Streaming Services.

Noritsugu Egi, Takanori Hayashi, Akira Takahashi

IEICE Trans. Commun., 2010

Instrumental Estimation of E-Model Parameters for Wideband Speech Codecs.

Sebastian Möller, Nicolas Côté, Valérie Gautier-Turbin, Nobuhiko Kitawaki, Akira Takahashi

EURASIP J. Audio Speech Music. Process., 2010

2009

Quantifying wideband speech codec degradations via impairment factors: the new ITU-t p.834.1 methodology and its application to the g.711.1 codec.

Sebastian Möller, Nicolas Côté, Atsuko Kurashima, Noritsugu Egi, Akira Takahashi

Proceedings of the INTERSPEECH 2009, 2009

2008

Objective Quality Evaluation Method for Noise-Reduced Speech.

Noritsugu Egi, Hitoshi Aoki, Akira Takahashi

IEICE Trans. Commun., 2008

Standardization activities in the ITU for a QoE assessment of IPTV.

Akira Takahashi, David Hands, Vincent Barriac

IEEE Commun. Mag., 2008

Proposal of new QoE assessment approach for quality management of IPTV services.

Keishiro Watanabe, Kazuhisa Yamagishi, Jun Okamoto, Akira Takahashi

Proceedings of the International Conference on Image Processing, 2008

2007

QoE Estimation Method for Interconnected VoIP Networks Employing Different Codecs.

Akira Takahashi, Noritsugu Egi, Atsuko Kurashima

IEICE Trans. Commun., 2007

Multimedia Quality Integration Function forVideophone Services.

Takanori Hayashi, Kazuhisa Yamagishi, Toshiko Tominaga, Akira Takahashi

Proceedings of the Global Communications Conference, 2007

2006

Objective Assessment Methodology for Estimating Conversational Quality in VoIP.

Akira Takahashi, Atsuko Kurashima, Hideaki Yoshino

IEEE Trans. Speech Audio Process., 2006

Impairment Factor Framework for Wide-Band Speech Codecs.

Sebastian Möller, Alexander Raake, Nobuhiko Kitawaki, Akira Takahashi, Marcel Wältermann

IEEE Trans. Speech Audio Process., 2006

Subjective Quality Estimation Model for Video Streaming Services with Dynamic Bit-Rate Control.

Takanori Hayashi, Ginga Kawaguti, Jun Okamoto, Akira Takahashi

IEICE Trans. Commun., 2006

Conversational quality estimation model for wideband IP-telephony services.

Hitoshi Aoki, Atsuko Kurashima, Akira Takahashi

Proceedings of the INTERSPEECH 2006, 2006

2005

Objective quality assessment of wideband speech by an extension of ITU-t recommendation p.862.

Akira Takahashi, Atsuko Kurashima, Chiharu Morioka, Hideaki Yoshino

Proceedings of the INTERSPEECH 2005, 2005

Proposal on Objective Speech Quality Assessment for Wideband IP Telephony.

Chiharu Morioka, Atsuko Kurashima, Akira Takahashi

Proceedings of the 2005 IEEE International Conference on Acoustics, 2005

Analysis of Relationship Betweeen Overall Quality and Psychological Factors Affecting High-Quality Speech Communication Services.

Hitoshi Aoki, Akira Takahashi

Proceedings of the 2005 IEEE International Conference on Acoustics, 2005

2004

Perceptual QoS assessment technologies for VoIP.

Akira Takahashi, Hideaki Yoshino, Nobuhiko Kitawaki

IEEE Commun. Mag., 2004

1997

Performance evaluation of objective quality measures for coded speech.

Akira Takahashi, Nobuhiko Kitawaki, Paolino Usai, David Atkinson

Proceedings of the Fifth European Conference on Speech Communication and Technology, 1997

1995

Speech intelligibility and loudness assessment in a wireless personal communication.

Hiromi Nagabuchi, Akira Takahashi, Mineyoshi Ogawa

Proceedings of the Fourth European Conference on Speech Communication and Technology, 1995