A Controlled Synthetic Benchmark for Educational Aspect-Based Sentiment Analysis

Excerpt

arXiv:2605.25502v2 Announce Type: replace-cross Abstract: Educational aspect-based sentiment analysis (ABSA) can support course improvement, but public aspect-labeled student feedback remains scarce because educational reviews are private, institution-specific, and expensive to annotate. This study introduces a controlled synthetic benchmark for educational ABSA built from 10,000 synthetic course reviews with explicit train-validation-test splits and a 20-aspect pedagogical schema spanning instr