Chuang Liu

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2025

Human evaluation is crucial as it offers a nuanced understanding that automated metrics often miss. By reproducing human evaluation, we can gain a better understanding of the original results. This paper is part of the ReproHum project, where our goal is to reproduce human evaluations from previous studies. We report the reproduction results of the human evaluation of cross-lingual summarization conducted by (CITATION). By comparing the original and reproduction studies, we find that our overall evaluation findings are largely consistent with those of the previous study. However, there are notable differences in evaluation scores between the two studies for certain model outputs. These discrepancies highlight the importance of carefully selecting evaluation methodologies and human annotators.

2024

Chinese LLMs demonstrate impressive performance on NLP tasks, particularly on discipline knowledge benchmarks, with some results approaching those of GPT-4. Previous research has viewed these advancements as potential outcomes of data contamination or leakage, prompting efforts to create new detection methods and address evaluation issues in LLM benchmarks. However, there has been a lack of comprehensive assessment of the evolution of Chinese LLMs. To address this gap, this paper offers a thorough investigation of Chinese LLMs on discipline knowledge evaluation, delving into the advancements of various LLMs, including a group of related models and others. Specifically, we have conducted six assessments ranging from knowledge memorization to comprehension for robustness, encompassing tasks like predicting incomplete questions and options, identifying behaviors by the contaminational fine-tuning, and answering rephrased questions. Experimental findings indicate a positive correlation between the release time of LLMs and their memorization capabilities, but they struggle with variations in original question-options pairs. Additionally, our findings suggest that question descriptions have a more significant impact on LLMs’ performance.