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NLP-powered quantitative verification of the English Grammar Profile’s structure-level assignment

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Analysis reveals limited agreement with the English Grammar Profile, suggesting methods need enhancement.

The approach utilizes empirical statistics to verify grammar acquisition levels in English learners, showing discrepancies with original mappings.
Findings indicate that the proposed structure-level mappings lack strong support from frequency data in a large learner corpus.
The study employs automatic grammatical construction extraction to assess grammar structures' acquisition across CEFR levels.
The evidence suggests that existing methods may need to incorporate more robust quantitative techniques for accurate structure-level assessments.

Verratti-Souto et al. (2025) studied this question.

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