activity
20162022
most citedA Deep Reinforcement Learning Chatbot

200 citations · 258 across the 7 of their papers we have counts for

collaborators

16 papers

cs.CY202233 cited

A New Era: Intelligent Tutoring Systems Will Transform Online Learning for Millions

Francois St-Hilaire, Dung Do Vu, Antoine Frau +28

Despite artificial intelligence (AI) having transformed major aspects of our society, less than a fraction of its potential has been explored, let alone deployed, for education. AI…

cs.CY2021

Comparative Study of Learning Outcomes for Online Learning Platforms

Francois St-Hilaire, Nathan Burns, Robert Belfer +16

Personalization and active learning are key aspects to successful learning. These aspects are important to address in intelligent educational applications, as they help systems to…

cs.CL2021

Back-Training excels Self-Training at Unsupervised Domain Adaptation of Question Generation and Passage Retrieval

Devang Kulshreshtha, Robert Belfer, Iulian Vlad Serban +1

In this work, we introduce back-training, an alternative to self-training for unsupervised domain adaptation (UDA) from source to target domain. While self-training generates synth…

cs.CL20211 cited

Deep Discourse Analysis for Generating Personalized Feedback in Intelligent Tutor Systems

Matt Grenander, Robert Belfer, Ekaterina Kochmar +3

We explore creating automated, personalized feedback in an intelligent tutoring system (ITS). Our goal is to pinpoint correct and incorrect concepts in student answers in order to…

cs.CL20202 cited

Automated Personalized Feedback Improves Learning Gains in an Intelligent Tutoring System

Ekaterina Kochmar, Dung Do Vu, Robert Belfer +3

We investigate how automated, data-driven, personalized feedback in a large-scale intelligent tutoring system (ITS) improves student learning outcomes. We propose a machine learnin…

cs.CY2020

A Large-Scale, Open-Domain, Mixed-Interface Dialogue-Based ITS for STEM

Iulian Vlad Serban, Varun Gupta, Ekaterina Kochmar +6

We present Korbit, a large-scale, open-domain, mixed-interface, dialogue-based intelligent tutoring system (ITS). Korbit uses machine learning, natural language processing and rein…