Hanxiao Liu

Learning Concept Graphs from Online Educational Data

2016 · Journal of Artificial Intelligence Research

This paper addresses an open challenge in educational data mining, i.e., the problem of automatically mapping online courses from different providers (universities, MOOCs, etc.) onto a universal space of concepts, and predicting latent prerequisite dependencies …

RACE: Large-scale ReAding Comprehension Dataset From Examinations

2017 · arXiv (Cornell University)

We present RACE, a new dataset for benchmark evaluation of methods in the reading comprehension task. Collected from the English exams for middle and high school Chinese students in the age range between 12 to …