Unverified50% confidenceBenchmarkExact time
在某些测试中，文档中间段信息的检索准确率比首尾段低40%以上
1
Sources
50%
Confidence
Long-term
Relevance
7/21/2026
First Seen
Sources
Related Claims
UnverifiedExperimental data shows that when key information is located at the beginning and end of the input sequence, the model's retrieval accuracy can be as high as over 90%, but when located in the middle, it may drop sharply to below 60%.77% similarUnverifiedPrompt优先方案（用一条超长指令串起数据分析流程）实测成功率不到40%72% similarUnverified实验显示模型对序列首尾信息的召回率比中间位置高出20%～40%71% similarUnverified当相关文档被放置在上下文中间位置时，模型正确回答率相比放在首尾位置下降高达20-30个百分点71% similar
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