python Programming Glossary: centroid

http://stackoverflow.com/questions/18714587/how-to-calculate-centroid-in-python

my structure. I have two queries. How I can calculate the centroid of the structure from xyz coordinates. From the centroid I want.. centroid of the structure from xyz coordinates. From the centroid I want to draw a sphere of radius 20cm. I try this from __future__.. idcord idcord.append x1 idcord.append y1 idcord.append z1 centroid nx.mean idcord print centroid it gives the centroid of each..

How to detect a Christmas Tree?

http://stackoverflow.com/questions/20772893/how-to-detect-a-christmas-tree

shapes that may not necessarily have a single clear centroid. At the top level my approach is fairly simple and can be broken..

How to sort my paws?

http://stackoverflow.com/questions/4502656/how-to-sort-my-paws

time data_slices.sort key lambda s s 1 .start # Get the centroid for each paw impact... paw_coords for x y z in data_slices paw_coords.append..

Choosing between different switch-case replacements in Python - dictionary or if-elif-else?

http://stackoverflow.com/questions/594442/choosing-between-different-switch-case-replacements-in-python-dictionary-or-if

Calculating the percentage of variance measure for k-means?

http://stackoverflow.com/questions/6645895/calculating-the-percentage-of-variance-measure-for-k-means

that I have the following points with their associated centroids what is a good way of calculating this measure points numpy.array.. computing the 0.94.. measure given just the points and the centroids. I am not sure if any of the inbuilt methods of scipy can be.. from scipy.spatial.distance import cdist D cdist points centroids 'euclidean' sum numpy.min D axis 1 The output for the first..

Python OpenCV - Find black areas in a binary image

http://stackoverflow.com/questions/9056646/python-opencv-find-black-areas-in-a-binary-image

box x y width height BoundingBox cv2.boundingRect c # centroid m10 m00 m01 m00 x y Centroid m 'm10' m 'm00' m 'm01' m 'm00'..