BSA調查（BSA Survey）被視為民調產業的「黃金標準」，因為它歷史悠久，且使用隨機機率抽樣——意味英國所有人都有相同機會被抽中。
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Comparison of Python nndex to numpy on test workloads.topk_overlap measures result matches (perfect match) and max_similarity_abs_delta measure the largest difference between calculated cosine similarities (effectively zero).