Chaojun Liu

According to our database, Chaojun Liu authored at least 26 papers between 1999 and 2020.

Collaborative distances:

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

2020

1-D Row-Convolution LSTM: Fast Streaming ASR at Accuracy Parity with LC-BLSTM.

Kshitiz Kumar, Chaojun Liu, Yifan Gong, Jian Wu

Proceedings of the 21st Annual Conference of the International Speech Communication Association, 2020

2017

Challenges in and Solutions to Deep Learning Network Acoustic Modeling in Speech Recognition Products at Microsoft.

Yifan Gong, Yan Huang, Kshitiz Kumar, Jinyu Li, Chaojun Liu, Guoli Ye, Shi-Xiong Zhang, Yong Zhao, Rui Zhao

Proceedings of the New Era for Robust Speech Recognition, Exploiting Deep Learning., 2017

2016

A Dual-Linear Kalman Filter for Real-Time Orientation Determination System Using Low-Cost MEMS Sensors.

Shengzhi Zhang, Shuai Yu, Chaojun Liu, Xuebing Yuan, Sheng Liu

Sensors, 2016

Recurrent support vector machines for speech recognition.

Shi-Xiong Zhang, Rui Zhao, Chaojun Liu, Jinyu Li, Yifan Gong

Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Geo-location dependent deep neural network acoustic model for speech recognition.

Guoli Ye, Chaojun Liu, Yifan Gong

Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Investigations on speaker adaptation of LSTM RNN models for speech recognition.

Chaojun Liu, Yongqiang Wang, Kshitiz Kumar, Yifan Gong

Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Non-negative intermediate-layer DNN adaptation for a 10-KB speaker adaptation profile.

Kshitiz Kumar, Chaojun Liu, Yifan Gong

Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

2015

Intermediate-layer DNN adaptation for offline and session-based iterative speaker adaptation.

Kshitiz Kumar, Chaojun Liu, Kaisheng Yao, Yifan Gong

Proceedings of the 16th Annual Conference of the International Speech Communication Association, 2015

Delta-melspectra features for noise robustness to DNN-based ASR systems.

Kshitiz Kumar, Chaojun Liu, Yifan Gong

Proceedings of the 16th Annual Conference of the International Speech Communication Association, 2015

Confidence-features and confidence-scores for ASR applications in arbitration and DNN speaker adaptation.

Kshitiz Kumar, Ziad Al Bawab, Yong Zhao, Chaojun Liu, Benoît Dumoulin, Yifan Gong

Proceedings of the 16th Annual Conference of the International Speech Communication Association, 2015

Deep neural support vector machines for speech recognition.

Shi-Xiong Zhang, Chaojun Liu, Kaisheng Yao, Yifan Gong

Proceedings of the 2015 IEEE International Conference on Acoustics, 2015

Estimating confidence scores on ASR results using recurrent neural networks.

Kaustubh Kalgaonkar, Chaojun Liu, Yifan Gong, Kaisheng Yao

Proceedings of the 2015 IEEE International Conference on Acoustics, 2015

2014

Normalization of ASR confidence classifier scores via confidence mapping.

Kshitiz Kumar, Chaojun Liu, Yifan Gong

Proceedings of the 15th Annual Conference of the International Speech Communication Association, 2014

Multi-accent deep neural network acoustic model with accent-specific top layer using the KLD-regularized model adaptation.

Yan Huang, Dong Yu, Chaojun Liu, Yifan Gong

Proceedings of the 15th Annual Conference of the International Speech Communication Association, 2014

A comparative analytic study on the Gaussian mixture and context dependent deep neural network hidden Markov models.

Yan Huang, Dong Yu, Chaojun Liu, Yifan Gong

Proceedings of the 15th Annual Conference of the International Speech Communication Association, 2014

2013

Semi-supervised GMM and DNN acoustic model training with multi-system combination and confidence re-calibration.

Yan Huang, Dong Yu, Yifan Gong, Chaojun Liu

Proceedings of the 14th Annual Conference of the International Speech Communication Association, 2013

Predicting speech recognition confidence using deep learning with word identity and score features.

Po-Sen Huang, Kshitiz Kumar, Chaojun Liu, Yifan Gong, Li Deng

Proceedings of the IEEE International Conference on Acoustics, 2013

2012

A Feature Space Transformation Method for Personalization using Generalized I-Vector Clustering.

Kaisheng Yao, Yifan Gong, Chaojun Liu

Proceedings of the 13th Annual Conference of the International Speech Communication Association, 2012

2006

Large margin hidden Markov models for speech recognition.

Hui Jiang, Xinwei Li, Chaojun Liu

IEEE Trans. Speech Audio Process., 2006

Recent Improvement on Maximum Relative Margin Estimation of HMMS for Speech Recognition.

Chaojun Liu, Hui Jiang, Luca Rigazio

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

2005

Discriminative Training of CDHMMs for Maximum Relative Separation Margin.

Chaojun Liu, Hui Jiang, Xinwei Li

Proceedings of the 2005 IEEE International Conference on Acoustics, 2005

Large margin HMMs for speech recognition.

Xinwei Li, Hui Jiang, Chaojun Liu

Proceedings of the 2005 IEEE International Conference on Acoustics, 2005

2004

Robust state clustering using phonetic decision trees.

Chaojun Liu, Yonghong Yan

Speech Commun., 2004

2000

Speaker change detection using minimum message length criterion.

Chaojun Liu, Yonghong Yan

Proceedings of the Sixth International Conference on Spoken Language Processing, 2000

1999

High accuracy acoustic modeling using two-level decision-tree based state-tying.

Chaojun Liu, Xintian Wu, Yonghong Yan

Proceedings of the Sixth European Conference on Speech Communication and Technology, 1999

High accuracy acoustic modeling based on multi-stage decision tree.

DongHwa Kim, Chaojun Liu, Xintian Wu, Yonghong Yan

Proceedings of the Sixth European Conference on Speech Communication and Technology, 1999