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Mengxia Yu

4 accepted papers

2026

Context Selection and Rewriting for Video-based Educational Question Generation

AAAI 2026technical

Educational question generation (EQG) is a crucial component of intelligent educational systems, significantly aiding self-assessment, active learning, and personalized education. While EQG systems have emerged, existing datasets typically rely on predefined, carefully edited texts, failing to repre

Cited by 0SourcePDFScholar
2025

QG-SMS: Enhancing Test Item Analysis via Student Modeling and Simulation

ACL 2025long

While the Question Generation (QG) task has been increasingly adopted in educational assessments, its evaluation remains limited by approaches that lack a clear connection to the educational values of test items. In this work, we introduce test item analysis, a method frequently used by educators to…

2024

Reference-based Metrics Disprove Themselves in Question Generation

EMNLP 2024finding

Reference-based metrics such as BLEU and BERTScore are widely used to evaluate question generation (QG). In this study, on QG benchmarks such as SQuAD and HotpotQA, we find that using human-written references cannot guarantee the effectiveness of the reference-based metrics. Most QG benchmarks have…