Exploring Evaluation Methods on Text Simplification: A Systematic Review

In this paper, a review of evaluation methods of Text Simplification (TS) is provided. The study examines both automatic and manual approaches in the state-of-the-art methods to offer a thorough methodological analysis. This review identifies key limitations and potential opportunities within existing evaluation approaches, aiming to advance understanding in TS evaluation. Finally, the paper presents the main conclusions and proposes a discussion on the primary challenges that lie ahead in this field as future work.