stuff I've worked on

Care360 is a patient management system for Medical Social Workers that supports planning and management of patients' psychosocial and/or financial care. It is used by all primary healthcare institutions in Singapore.

An interactive visualization of the Cleanlab algorithm for finding label errors and out-of-distribution data in ML datasets

A no-code automatic data correction solution for fixing mislabeled data, removing out-of-distribution data, and ranking data by quality.

Cleanlab automatically finds errors in datasets and enables users to do machine learning/analytics with messy real-world data and labels.

We developed our chatbot, Chirpy Cardinal, for the Alexa Prize competition, a university competition to advance conversational AI. Chirpy Cardinal incorporates state-of-the-art methods in controllable neural generation and rich response generation modules that are informed by the hundreds of thousands of people that chatted with it throughout the year. In 2021, we concluded the competition in 2nd place and earned a $100K USD cash prize.

ConvoKit is a toolkit for extracting conversational features and analyzing social phenomena in conversations. It includes several large conversational datasets along with scripts exemplifying the use of the toolkit on these datasets.