ResearchBenchmarksText Simplification on Wikipedia Japanese Total (test)Follow76Vocabulary CoverageRe-RIGHT45.42453.36261.369.238Apr 7, 2026Evaluation ResultsMethodMethodLinksVocabulary CoverageSemantic PreservationCoherenceRe-RIGHTbackbone=4B policy modelbackbone=4B policy model2026.047680.683.1Gemini 2.52026.0465.861.785.2GPT-5.22026.0458.859.784.7FUDGEbackbone=Qwen3-4Bbackbone=Qwen3-4B2026.0454.364.588.7Basebackbone=Qwen3-4Bbackbone=Qwen3-4B2026.0453.965.488.7Reference2026.0446.6——