Senior Computer Scientist, Speech Technology and Research Laboratory
Harry Bratt is a senior computer scientist in SRI International’s Speech Technology and Research Laboratory. With a background in computer science and linguistics—focusing on phonetics and phonology—his research interests extend across human-machine interaction, spoken language systems, and computer-assisted language learning.
He has been a major contributor to the EduSpeak® Speech Recognition Toolkit and has built several GUI-based tools to help speech researchers process, analyze, and visualize data.
Bratt holds an A.B. in linguistics from the University of Michigan.
Recent publicationsmore +
Mapping Individual to Group Level Collaboration Indicators Using Speech Data (6/1/2019) - Automatic detection of collaboration quality from the students’ speech could support teachers in monitoring group dynamics, diagnosing issues, and developing…
Toward human-assisted lexical unit discovery without text resources (3/1/2017) - This work addresses lexical unit discovery for languages without (usable) written resources.
Privacy- preserving speech analytics for automatic assessment of student collaboration (9/1/2016) - This work investigates whether nonlexical information from speech can automatically predict the quality of small-group collaborations. Audio was collected from…