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numpy.poly gives different answers for vector and diagonal matrix inputs #5096. ketch opened this issue Sep 22, 2014 · 7 comments · Fixed by #5116. Comments. Copy link ... The first is when the input ...

Using NumPy for array and matrix math in Python. Many mathematical operations, especially in machine learning or data science, involve working with matrixes, or lists of numbers.

Block diagonal structure of the affinity matrix is advantageous, e.g. in graph-based cluster analysis, where each block corresponds to a cluster. However, constructing block diagonal affinity matrices ...