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Add poly_line_length function
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@ -61,6 +61,13 @@ def normalize(
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return np.zeros(len(vect))
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def poly_line_length(points):
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"""
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Return the sum of the lengths between adjacent points
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"""
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diffs = points[1:] - points[:-1]
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return np.sqrt((diffs**2).sum(1)).sum()
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# Operations related to rotation
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