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性能比较是否公平 #1
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如果我没理解错的话,
algo_v1_avx2.cpp
中的v1_avx2_intersection
和algo_v3_avx2.cpp
中的v3_avx2_intersection
是来自SPE15吧。原文中提到,求交集的两个输入freq和rare并不是差不多大小的,而是freq远大于rare;原文中使用的测试数据中,freq/rare从1到10000,结论是freq/rare越大,该算法越高效。而本repo中用相同大小的测试数据(10w x 10w或100w x 100w),性能比较对这个算法不利。
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