Xunying Liu 刘循英

Postdoctoral researcher positions, PhD positions and Research Assistantships currently available.

Prospective Students

If you are interested in pursuing a PhD please CONTACT ME. You can find potential topical areas below. Full funding support for suitable PhD candiates are vailable from sources such as the Hong Kong PhD Fellowship, a prestigious award open every year for application. Students from outside Hong Kong and China are also encouraged to apply.

Research Interests

• Machine learning
• Large vocabulary continuous speech recognition
• Language modelling
• Speech synthesis
• Speech and language processing
• Assitive technologies
• Big data analytics

Best Papers

• Xurong Xie, Xunying Liu, Tan Lee, Shoukang Hu and Lan Wang. BLHUC: BAYESIAN LEARNING OF HIDDEN UNIT CONTRIBUTIONS FOR DEEP NEURAL NETWORK SPEAKER ADAPTATION, Best Student Paper Award, IEEE ICASSP2019, Brighton, UK.
• Shansong Liu, Shoukang Hu, Yi Wang, Jianwei Yu, Rongfeng Su, Xunying Liu and Helen Meng. Exploiting Visual Features using Bayesian Gated Neural Networks for Disordered Speech Recognition, ISCA Student Paper Award Nomination, ISCA Interspeech2019, Graz, Austria.
• Xunying Liu, Yongqian Wang, Xie Chen, Mark J. F. Gales and Philip C. Woodland. Efficient Lattice Rescoring Using Recurrent Neural Network Language Models, Paper Award Nomination, IEEE ICASSP2014, Florence, Italy.
• Xunying Liu, Mark J. F. Gales and Philip C. Woodland. Language Model Cross Adaptation For LVCSR System Combination, Best Paper Award, ISCA Interspeech2010, Makuhari, Japan.

Publications

Research Grants

• Hong Kong Research Grant Council Theme Based Research Scheme
• Hong Kong Research Grant Council General Research Fund
• Hong Kong Innovation and Technology Fund Innovation and Technology Support Programme
• Hong Kong Jockey Club AI Academy Education Development Grant
• Shun Hing Institute of Advanced Engineering
• Microsoft Research Asia Collaborative Research Grant
• The Chinese University of Hong Kong Direct Allocation Grant

Teaching

• SEEM4540: Open Systems for E-Commerce (UG: 2019)
• SEEM5160: Advanced Data Science for Systems Engineering (PhD/MPhil: 2019)
• ENGG1110: Problem Solving by Programming (Year 1 Undergraduate: 2016, 2017, 2018)
• ENGG1410: Linear Algebra and Vector Calculus for Engineers (Year 1 Undergraduate: 2016, 2017, 2018)
• SEEM5330: Speech and Language Processing (PhD/MPhil: 2017, 2018)

Research Students

• Guinan Li (PhD, from 2020)
• Jiajun Deng (PhD, from 2020)
• Zengrui Jin (PhD, from 2020)
• Mingyu Cui (PhD, from 2021)
• Shujie Hu (PhD, from 2021)
• Tianzi Wang (PhD, from 2021)
• Zhaoqing Li (PhD, from 2022)
• Tao Zhong (PhD, from 2022)
• Youjun Chen (PhD, from 2023)
• Huimeng Wang (PhD, from 2023)
• Haoning Xu (PhD, from 2023)
• Mengzhe Geng (PhD, 2019-2023, now Postdoctoral Fellow at National Research Council of Canada)
• Yi Wang (MPhil, 2021-2023, co-supervised with Prof. Helen Meng at Dpt. of SEEM CUHK, now PhD student at CSTR, University of Edinburgh)
• Boyang Xue (RA and Research Student, 2020-2022)
• Fabian Ritter Gutierrez (Research Student, 2020-2021, now PhD student at Nanyang Technological University)
• Zi Ye (Research Student, 2019-2022)
• Junhao Xu (PhD, 2018-2022, now at Moore Threads)
• Shoukang Hu (PhD, 2017-2021, now Postdoc at Nanyang Technological University)
• Shansong Liu (PhD, 2017-2021, now Senior Researcher at Tencent PCG ARC Lab)
• Jianwei Yu (PhD, 2017-2021, now Senior Researcher at Tencent AI Lab)
• Max Lam (MPhil, 2017-2019, now Senior Researcher at ByteDance, before that at Tencent AI Lab)
• Xurong Xie (co-supervised PhD at Dpt. of EE CUHK 2015-2020 with Prof. Tan Lee, now Associate Professor at Institute of Software, Chinese Academy of Sciences)
• Rongfeng Su (co-supervised PhD at CAS SIAT 2015-2020 with Prof. Lan Wang now Senior Engineer at Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences)
• Xie Chen (co-supervised PhD at Dpt. of Engineering, Cambridge University, 2012-2017 with Prof. Mark Gales, now Associate Professor at Shanghai Jiao Tong University, before Senior Researcher at Microsoft Research)

Visiting Students and Interns

• Cathleen Law, Winnie Liu, Jinze Sha, Zhiyuan Xu (CUED UG Year 1, CUHK hosted Industrial Placement Jul-Sep 2017)
• Hengfai Chang, Shahang Chen, Calvin Chow, Cindy Lam, Danyi Liu, Yi Wang (CUED UG Year 1 & 2, CUHK hosted Industrial Placement Jul-Sep 2018)

FYP Students

• Chamwing Sin, Wingpan So, Haufung Tang (2017)
• Jiani Chen, Wingchung Lau, Kahei To (2018)

Software

• HTK Version 3.5 Now supports DNN based acoustic modelling and RNN based language model lattice rescoring.
• CUED-RNNLM toolkit for efficient GPU parallel training of RNN based statistical language models.

Completed Projects

• Natural Speech Technology (EPSRC funded project)
• Broad Operational Language Translation (DARPA funded project)
• Speech Recognition in Complex Acoustic Environment (Natural Science Foundation of China grant) in collaboration with Chinese Academy of Sciences.
• Autonomous Global Integrated Language Exploitation (DARPA GALE funded project) (2006-2011)

Contact Information