numpy.stack() in Python - GeeksforGeeks
WebAug 08, 2022 · stack () is used for joining multiple NumPy arrays. Unlike, concatenate (), it joins arrays along a new axis. It returns a NumPy array. to join 2 arrays, they must have the same shape and dimensions. (e.g. both (2,3)–> 2 rows,3 columns) stack () creates a new array which has 1 more dimension than the input arrays.
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