The model was initially implemented to solve multiple interventions problems for MOOC discussion forums. As BoW does not take into account the structure of sentences, an improved model is implemented using Hierarchical-LSTM.
MOOC stands for Massive Open Online Courses. It is an online course aimed at unlimited participation and open access via the web.
Source: Wikipedia
Some examples of MOOCs include Coursera and edX.
Given a discussion forum thread containing a list of posts ordered from the earliest timestamp to the latest timestamp (Note: This is one way to look at the problem. See postia for further details), determine which posts in this thread require/merit instructor interventions. It is a binary classification problem.
Instructor intervention is a term used to refer to instructor's reply to a particular post.
