问题背景：对sparsedrive模型的检测建图部分进行PTQ量化，目前整体的PTQ量化流程是可以走通的，使用的full-compile模式，校准数据集是从nuscene的mini集中挑选了70帧；但是最后检测部分的量化精度很差，建图部分的量化精度正常，fullcompile时的输出结果相似度如下图所示
问题描述： 不太清楚为什么会出现检测和建图的精度相差如此大的这种情况，因为sparsedrive的检测建图结构是完全一致的；推测可能是校准数据集里的场景太少，导致检测头算子的权重异常？请问有必要从完整的nuscene数据集里挑选不同场景下的校准数据吗，或者有其他的解决思路？
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