Dr. T. Nagarajan


Dr. T. Nagarajan Ph.D

Email: nagarajant@ssn.edu.in
Extn: 217




Dr. T. Nagarajan earned his PhD degree from the Computer Science and Engineering department of IIT Madras in the year 2004. In his doctoral research, he was working on spoken language identification task.  After his PhD, he joined TeNet group of IITM as a Senior-project-officer. During this period he was working on a project, named, Multimodal Interface. Subsequently, he joined the National Institute of Scientific Research (INRS), Montreal, Canada, as a postdoctoral fellow and worked there for two years. During his postdoctoral research he was focusing on Continuous speech recognition task, in which he specifically focused on discriminative training techniques for better classification.After two years of postdoctoral research, he has joined SSN College of Engineering as a professor and he has been serving SSN since then. He has around 12 years of teaching experience. In addition to teaching, he has 7 years of pure-research experience both in India and abroad. Presently, he is a recognized supervisor of Anna University, Chennai, and supervising two part-time PhD students in the area of speech signal processing and speaker recognition.Dr. T. Nagarajan’s areas of research include speech signal processing, continuous speech recognition, speaker verification/identification, spoken language identification, segmentation of speech into subword units, discriminative training techniques, and improved acoustic modeling techniques. He has published about 35 research papers in his area of research both in international journals and conference proceedings.  Currently, he actively involves in the following projects, as a co-investigator:1. “An assessment and intelligibility modification system for dysarthric speakers”, AICTE-RPS worth 9.0 lakhs (2010-2012).
2. “Design of lab model of improved speech processor for cochlear implants”, SSN Trust, worth 0.8 lakhs (2010-2012).
3. “Anatomical vibration sensor speech corpus for speech applications in noisy environment”, SSN Trust, worth 1.23 lakhs (2010-2012).

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