Dr. Khe Chai SIM

Dr. Sim Khe Chai is an Assistant Professor at the School of Computing (SoC), National University of Singapore (NUS). Previously, he was a research engineer at the Institute for Infocomm Research (I2R), one of the research institutes of Agency for Science, Technology and Research (A*STAR). He received the B.A. and M.Eng degrees in Electrical and Information Sciences from the University of Cambridge, England in 2001. He worked on the Application Programming Interface (API) for Hidden Markov Model Toolkit (HTK) (known as the ATK) for his Undergraduate final year project under the supervision of Prof. Steve Young. He was then awarded the Gates Cambridge Scholarship to persue the course of Computer Speech, Text and Internet Technology (CSTIT) at the same university. He completed his M.Phil dissertation "Covariance Matrix Modelling using Rank-One Matrices" in 2002 under the supervision of Prof. Mark Gales. He joined the Machine Intelligence Laboratory (MIL) (formerly the Speech, Vision and Robotics (SVR) group), Cambridge University Engineering Department in the same year as a research student, supervised by Prof. Mark Gales. He received his Ph.D degree in July 2006. He is also an alumnus of Churchill College. His main research interest is in statistical pattern classification and acoustic modelling for automatic speech recognition. He also worked on the DARPA funded Effective, Affordable and Reusable Speech-to-text (EARS) project from 2002-2005 and the Global Autonomous Language Exploitation (GALE) project between 2005-2006. He was also in the IIR team which participated in the NIST 2007 Language recognition Evaluation (LRE) and the NIST 2008 Speaker Recognition Evaluation (SRE).