Single DSP 8kbps speech CODEC. - Takanori Miyamoto; Kazuhiro Kondo; Toshiro Suzuki; Yoshiaki Asakawa; Akira Ichikawa (ICASSP, 1986)

A comparative analysis of Japanese and English digit recognition. - Kazuhiro Kondo; Joseph Picone; Barbara Wheatley (ICASSP (1), 1994)

An evaluation of cross-language adaptation for rapid HMM development in a new language. - Barbara Wheatley; Kazuhiro Kondo; Wallace W. Anderson; Yeshwant K. Muthusamy (ICASSP (1), 1994)

On inter-phrase context dependencies in continuously read Japanese speech. - Kazuhiro Kondo; Yu-Hung Kao; Barbara Wheatley (ICSLP, 1994)

Packet speech transmission on ATM networks using a variable rate embedded ADPCM coding scheme. - Kazuhiro Kondo; Masashi Ohno (IEEE Trans. Commun., 1994)

Connected Japanese digit recognition with pitch accent-dependent models. - Kazuhiro Kondo (EUROSPEECH, 1995)

Surfin' the World Wide Web with Japanese. - Kazuhiro Kondo; Charles T. Hemphill (ICASSP, 1997)

A WWW browser using speech recognition and its evaluation. - Kazuhiro Kondo; Charles T. Hemphill (Syst. Comput. Jpn., 1998)

Kanji-to-Hiragana conversion based on a length-constrained n-gram analysis. - Joseph Picone; Tom Staples; Kazuhiro Kondo; Nozomi Arai (IEEE Trans. Speech Audio Process., 1999)

Active speech cancellation for cellular speech. - Kazuhiro Kondo; Kiyoshi Nakagawa (INTERSPEECH, 2002)

A packet loss concealment method using recursive linear prediction. - Kazuhiro Kondo; Kiyoshi Nakagawa (INTERSPEECH, 2004)

Experimental evaluation of an active speech control method. - Kazuhiro Kondo; Kiyoshi Nakagawa (ICASSP (3), 2005)

A Speech Packet Loss Concealment Method Using Linear Prediction. - Kazuhiro Kondo; Kiyoshi Nakagawa (IEICE Trans. Inf. Syst., 2006)

Speech emission control using active cancellation. - Kazuhiro Kondo; Kiyoshi Nakagawa (Speech Commun., 2007)

On the Accuracy of Estimated Synchronization Positions for Audio Digital Watermarks Using the Modified Patchwork Algorithm on Analog Channels. - Koudai Hiratsuka; Kazuhiro Kondo; Kiyoshi Nakagawa (IIH-MSP, 2008)

A Digital Watermark for Stereo Audio Signals Using Variable Interchannel Delay in High Frequency Bands. - Kazuhiro Kondo; Kiyoshi Nakagawa (IIH-MSP, 2008)

Intelligibility of HE-AAC Coded Japanese Words with Various Stereo Coding Modes in Virtual 3D Audio Space. - Yosuke Kobayashi; Kazuhiro Kondo; Kiyoshi Nakagawa (CMMR/ICAD, 2009)

A Data Hiding Method for Stereo Audio Signals Using the Polarity of the Inter-Channel Decorrelator. - Kazuhiro Kondo (IIH-MSP, 2009)

Evaluation of a stereo audio data hiding method using inter-channel decorrelator polarity. - Kazuhiro Kondo (ICASSP, 2010)

Speech intelligibility of diagonally localized speech with competing noise using bone-conduction headphones. - Kazuhiro Kondo; Takayuki Kanda 002; Yosuke Kobayashi; Hiroyuki Yagyu (INTERSPEECH, 2010)

Estimation of two-to-one forced selection intelligibility scores by speech recognizers using noise-adapted models. - Kazuhiro Kondo; Yusuke Takano (INTERSPEECH, 2010)

Estimation of Speech Intelligibility Using Speech Recognition Systems. - Yusuke Takano; Kazuhiro Kondo (IEICE Trans. Inf. Syst., 2010)

The Effect of Speaker and Noise Type on the Accuracy of Estimated Speech Intelligibility Using Objective Measures. - Kazuhiro Kondo (IIH-MSP, 2011)

Differences in the effect of time-expanded and time-contracted speech on intelligibility by phonetic feature. - Toru Shibuya; Yosuke Kobayashi; Hitomi Watanabe; Kazuhiro Kondo (ICASSP, 2012)

On the Use of Objective Quality Measures to Estimate Watermarked Audio Quality. - Kazuhiro Kondo (IIH-MSP, 2012)

A Watermarking Method for Embedding Short Information Split into Audio and Video Signals. - Yoshimi Yamaguchi; Toshio Koga; Kazuhiro Kondo (IIH-MSP, 2012)

Characteristics comparison of two audio output devices for augmented audio reality. - Kazuhiro Kondo; Naoya Anazawa; Yosuke Kobayashi (APSIPA, 2013)

Intelligibility comparison of speech annotation under wind noise in AAR systems for pedestrians and cyclists using two output devices. - Masanori Miura; Hideto Watanabe; Kou Kawai; Kazuhiro Kondo (APSIPA, 2013)

Towards Estimation of Quality of Watermarked Audio Signal Using Objective Measures. - Kazuhiro Kondo (IIH-MSP, 2013)

Towards Gender-Dependent Babble Maskers for Speech Privacy Protection. - Kazuhiro Kondo; Tomohiro Komiyama; Shintaro Kashiwada (IIH-MSP, 2013)

Estimation of Japanese DRT intelligibility using Articulation Index Band Correlations. - Kazuhiro Kondo (APSIPA, 2014)

Towards a parametric speaker system with human head tracking beam control. - Shun Kashiwase; Kazuhiro Kondo (GCCE, 2014)

A voice picking system using localized navigation speech and Head Tracking. - Kazuhiro Kondo; Yasuhiro Abe (GCCE, 2014)

Application of ANC for singing voice attenuation. - Daiki Suzuki; Kazuhiro Kondo (GCCE, 2014)

Comparison of two classification methods for Musical Instrument identification. - Yuta Takahashi; Kazuhiro Kondo (GCCE, 2014)

Gender-Dependent Babble Maskers Created from Multi-speaker Speech for Speech Privacy Protection. - Kazuhiro Kondo; Hiroki Sakurai (IIH-MSP, 2014)

Single-ended estimation of speech intelligibility using the ITU p.563 feature set. - Toshihiro Sakano; Yosuke Kobayashi; Kazuhiro Kondo (INTERSPEECH, 2014)

Comparison of Output Devices for Augmented Audio Reality. - Kazuhiro Kondo; Naoya Anazawa; Yosuke Kobayashi (IEICE Trans. Inf. Syst., 2014)

Estimation of binaural intelligibility using the frequency-weighted segmental SNR of stereo channel signals. - Kazuya Taira; Kazuhiro Kondo (APSIPA, 2015)

Towards a singing voice attenuation system using active noise control. - Keisuke Matsuura; Kazuhiro Kondo (GCCE, 2015)

On an efficient masking system using human head tracking parametric speaker system. - Makoto Ohba; Kazuhiro Kondo (GCCE, 2015)

Indoor positioning method for augmented audio reality navigation systems using iBeacons. - Chiaki Takahashi; Kazuhiro Kondo (GCCE, 2015)

Comparison of synchronization methods for robust audio watermarks. - Joji Yamada; Kazuhiro Kondo (GCCE, 2015)

A Speech Intelligibility Estimation Method Using a Non-reference Feature Set. - Toshihiro Sakano; Yosuke Kobayashi; Kazuhiro Kondo (IEICE Trans. Inf. Syst., 2015)

Efficiency evaluation of a super-directive masking system that tracks the masker beam towards the target human head. - Kazuhiro Kondo; Makoto Ohba; Shun Kashiwase (GCCE, 2016)

Towards a navigation system for the visually impaired using 3D audio. - Ken Matsuda; Kazuhiro Kondo (GCCE, 2016)

A singing voice attenuation system using active noise control: Introduction of a widened pipe structure. - Keisuke Matsuura; Takashi Chida; Kazuhiro Kondo (GCCE, 2016)

Accuracy evaluation of an indoor positioning method using iBeacons. - Chiaki Takahashi; Kazuhiro Kondo (GCCE, 2016)

On a wind noise countermeasure for bicycle audio augmented reality systems. - Toya Kitagawa; Kazuhiro Kondo (GCCE, 2017)

Towards an accurate route guidance system for the visually impaired using 3D audio. - Ken Matsuda; Kazuhiro Kondo (GCCE, 2017)

Towards an Interrogation Speech Manipulation Detection Method Using Speech Fingerprinting. - Shinya Takahashi; Kazuhiro Kondo (IIH-MSP (2), 2017)

A Case Study of Bootstrap Masker Quality Assessment for Speech-Privacy Protection. - Yosuke Kobayashi; Kazuhiro Kondo (J. Inf. Hiding Multim. Signal Process., 2017)

A Frame Synchronization Method for Audio Watermarks Robust Against Analog Aerial Transmission. - Kazuhiro Kondo; Joji Yamada (J. Inf. Hiding Multim. Signal Process., 2017)

Guest Editorial: Introduction to the Special Issue on the Enrichment of Sound, Speech and Music Media. - Yôiti Suzuki; Akinori Ito; Kazuhiro Kondo (J. Inf. Hiding Multim. Signal Process., 2017)

On the Comparative Effect of Snowfall, Accumulation, and Density on Speech Intelligibility. - Shuto Shibata; Kazuhiro Kondo (APSIPA, 2018)

Evaluation of a Visually Handicapped Navigation System Using 3D Audio on a Smartphone Under Realistic Conditions. - Toya Kitagawa; Kazuhiro Kondo (GCCE, 2018)

De-reverberation using DNN for Non-Reference Reverberant Speech Intelligibility Estimation. - Kazushi Nakazawa; Kazuhiro Kondo (GCCE, 2018)

On Reference Signal Estimation from Noisy Speech Using Deep Learning for Intelligibility Estimation. - Hiroto Takahashi; Kazuhiro Kondo (GCCE, 2018)

An Interrogation Speech Manipulation Detection Method Using Speech Fingerprinting and Watermarking. - Shinya Takahashi; Kazuhiro Kondo (IIH-MSP (2), 2018)

Binaural Speech Intelligibility Estimation Using Deep Neural Networks. - Kazuhiro Kondo; Kazuya Taira; Yosuke Kobayashi (INTERSPEECH, 2018)

Pinpoint Active Noise Control Using Audio Spot Generated with Multiple Parametric Speakers. - Hiroyuki Aida; Kazuhiro Kondo (GCCE, 2019)

Detailed Evaluation of a Wind Noise Reduction Method using DNN for 3D Audio Navigation System Audio Augmented Reality for Bicycles. - Toya Kitagawa; Kazuhiro Kondo (GCCE, 2019)

Multivariate Analysis of Effect of Snow Quality on Speech Intelligibility. - Shuto Shibata; Kazuhiro Kondo (GCCE, 2019)

Evaluation of the real-time indoor location and motion direction estimation system applying DNN to RSSI Fingerprints of BLE beacons. - Kaito Echizenya; Kazuhiro Kondo; Toya Kitagawa (GCCE, 2020)

Towards a Variable Audio Spot Using Flexible Parametric Array Loudspeakers. - Tsuyoshi Miyagawa; Kazuhiro Kondo (GCCE, 2020)

On Non-Reference Speech Intelligibility Estimation Using DNN De-reverberation. - Kazushi Nakazawa; Kazuhiro Kondo (GCCE, 2020)

Elderly Monitoring and Action Recognition System Using Stereo Depth Camera. - Thi Thi Zin; Ye Htet; Yuya Akagi; Hiroki Tamura; Kazuhiro Kondo; Sanae Araki (GCCE, 2020)

Estimation of indoor position and motion direction for smartphones using DNN to BLE beacon signal strength. - Kaito Echizenya; Kazuhiro Kondo (ICCE-TW, 2020)

The Effect of Density and Placement of BLE Beacons on Indoor Location and Motion Direction Estimation Accuracy. - Kaito Echizenya; Kazuhiro Kondo (APSIPA ASC, 2021)

Improvements to Non-Intrusive Intelligibility Prediction for Reverberant Speech. - Kazushi Nakazawa; Kazuhiro Kondo (APSIPA ASC, 2021)

Comparison of RSSI Processing Methods for Improved Estimation Accuracy in BLE Indoor Position and Movement Direction Estimation System Using DNN. - Kaito Echizenya; Kazuhiro Kondo (GCCE, 2021)

Quality Evaluation of Voice Synthesis Tools for Home Appliance Voice Communications. - Toya Kitagawa; Kazuhiro Kondo; Kazushi Nakazawa; Yasushi Nakajima (GCCE, 2021)

Effect of Snow Conditions on Speech Intelligibility Introduction of Wind Velocity, Temperature and Humidity . - Tsubasa Maruyama; Kazuhiro Kondo (GCCE, 2021)

Speech Manipulation Detection Method using Audio Watermarking. - Kota Muroi; Kazuhiro Kondo; Shinya Takahashi (GCCE, 2021)

The estimation of non-referential speech intelligibility using DNN De-reverberation with SRMR value. - Kazushi Nakazawa; Kazuhiro Kondo (GCCE, 2021)

Real-Time Action Recognition System for Elderly People Using Stereo Depth Camera. - Thi Thi Zin; Ye Htet; Yuya Akagi; Hiroki Tamura; Kazuhiro Kondo; Sanae Araki; Etsuo Chosa (Sensors, 2021)

Audibility of added ultrasonic modulation signal for speech jamming. - Noriyuki Hayasaka; Kazuhiro Kondo (GCCE, 2022)

Evaluation of Home Appliance Speakers with Correction Filters for Voice Communications. - Toya Kitagawa; Kazuhiro Kondo; Kazushi Nakazawa; Sara Asai (GCCE, 2022)

Evaluation of Linguistic Properties of Synthesized Laughter Using its Transcription. - Noritake Suto; Kazuhiro Kondo (GCCE, 2022)

Action Recognition System for Senior Citizens Using Depth Image Colorization. - Ye Htet; Thi Thi Zin; Hiroki Tamura; Kazuhiro Kondo; Etsuo Chosa (LifeTech, 2022)

Speech Manipulation Detection Method using Audio Watermarking. - Kota Muroi; Kazuhiro Kondo (J. Inf. Hiding Multim. Signal Process., 2022)

Estimation Of Japanese Word Intelligibility Using CTC-based Phoneme Recognition. - Masaki Hattori; Kazuhiro Kondo (GCCE, 2023)

Non-intrusive Speech Intelligibility Prediction of Speech with Additive Noise and Reverberation Using Multiple Deep Learning-Based Speech Enhancement. - Kazushi Nakazawa; Kazuhiro Kondo (GCCE, 2023)

Improvement of Estimation Accuracy in BLE Indoor Position and Motion Direction Estimation System Using Bi-LSTM. - Shu Tanaka; Kazuhiro Kondo (GCCE, 2023)

Temporal-Dependent Features Based Inter-Action Transition State Recognition for Eldercare System. - Ye Htet; Thi Thi Zin; Hiroki Tamura; Kazuhiro Kondo; Etsuo Chosa (ICCE-Berlin, 2023)

Evaluation of a Speech Jammer Prototype Using Ultrasonic Signals. - Kazuhiro Kondo; Hayato Yamada; Noriyuki Hayasaka (GCCE, 2024)

Improving Real-time Estimation Accuracy for High-Precision BLE Indoor Positioning Method Using Bi-LSTM. - Shu Tanaka; Kazuhiro Kondo (GCCE, 2024)

Smarter Aging: Developing a Foundational Elderly Activity Monitoring System With AI and GUI Interface. - Ye Htet; Thi Thi Zin; Pyke Tin; Hiroki Tamura; Kazuhiro Kondo; Shinji Watanabe 007; Etsuo Chosa (IEEE Access, 2024)