kdtree

Nearest Neighbor Search: Python Question: I have a 2 dimensional array: MyArray = array([6588252.24, 1933573.3, 212.79, 0, 0], [6588253.79, 1933602.89, 212.66, 0, 0], etc…) The first two elements MyArray[0] and MyArray[1] are the X and Y coordinates of the points. For every element in the array, I would like to find the quickest way to …

Difference between scipy.spatial.KDTree and scipy.spatial.cKDTree Question: What is the difference between these two algorithms? Asked By: Benjamin || Source Answers: cKDTree is a subset of KDTree, implemented in C++ wrapped in Cython, so therefore faster. Each of them is a binary trie, each of whose nodes represents an axis-aligned hyperrectangle. Each node specifies an axis …