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Numpy 中的方法汇总
2022-06-24 07:05:00 【Mark_Aussie】
np.zeros 与 np.zeros_like 的区别:
np.zeros类似于C中的calloc,预定义后随着使用而动态分配内存
np.zeros_like类似于C中的malloc+memset,
在预定义时就直接初始化内存,直接使用内存,系统不再重新分配
参考:
python - Why the performance difference between numpy.zeros and numpy.zeros_like? - Stack Overflow
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