请问现在有哪些研究和数据集可以评测大语言模型llm的长文本理解能力？
English triage
Chinese technical note: 请问现在有哪些研究和数据集可以evaluation大语言模型llm的长文本理解能力？
九号 published a Zhihu answer relevant to frontier and open model development, evaluation and reliability. The original Chinese excerpt is included below so the feed can preserve the raw source while giving English readers enough context to triage the item.