Text Retrieval for Language Learners: Graded Vocabulary vs. Open Learner Model.
John LeeChak Yan YeungPublished in: RANLP (2021)
Keyphrases
- text retrieval
- open learner models
- language learners
- language learning
- pilot study
- foreign language
- vocabulary learning
- computer assisted language learning
- query expansion
- document collections
- document retrieval
- information retrieval
- image retrieval
- retrieval systems
- retrieval model
- learning activities
- learner model
- feature space
- lexical information
- keywords