comparison utils/SegUtil.py @ 4:56a2ca9359d0

evaluation script
author mitian
date Wed, 08 Apr 2015 11:47:47 +0100
parents c11ea9e0357f
children c23658e8ae38
comparison
equal deleted inserted replaced
3:bac230fcd7bd 4:56a2ca9359d0
20 from scipy.ndimage import filters, zoom 20 from scipy.ndimage import filters, zoom
21 from scipy import signal 21 from scipy import signal
22 import pylab as plt 22 import pylab as plt
23 from scipy.spatial.distance import squareform, pdist 23 from scipy.spatial.distance import squareform, pdist
24 from scipy.ndimage.filters import * 24 from scipy.ndimage.filters import *
25 from sklearn.metrics.pairwise import pairwise_distances
25 26
26 27
27 def lognormalize_chroma(C): 28 def lognormalize_chroma(C):
28 """Log-normalizes chroma such that each vector is between -80 to 0.""" 29 """Log-normalizes chroma such that each vector is between -80 to 0."""
29 C += np.abs(C.min()) + 0.1 30 C += np.abs(C.min()) + 0.1