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Broaden the search range #55

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merged 4 commits into from
Jun 18, 2024
Merged

Broaden the search range #55

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f5e869e
Broaden the search range
stephenjolly Jun 18, 2024
e6b12cf
Update Numpy requirements
stephenjolly Jun 18, 2024
7fe79df
Update plot code to reflect changes to search range
stephenjolly Jun 18, 2024
55b888e
Update tests to reflect new prototype for reorder_correlations()
stephenjolly Jun 18, 2024
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6 changes: 3 additions & 3 deletions audio_offset_finder/audio_offset_finder.py
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Original file line number Diff line number Diff line change
Expand Up @@ -161,7 +161,7 @@ def find_offset_between_buffers(buffer1, buffer2, fs, hop_length=128, win_length
}


# returns an array in which the first half represents an offset of mfcc2 within mfcc2,
# returns an array in which the first half represents an offset of mfcc2 within mfcc1,
# and the second half (accessed by negative indices) vice-versa.
def cross_correlation(mfcc1, mfcc2, nframes):
"""Calculate the cross-correlation curve between two numpy arrays (assumed to be MFCCs).
Expand All @@ -186,8 +186,8 @@ def cross_correlation(mfcc1, mfcc2, nframes):
"""
n1, mdim1 = mfcc1.shape
n2, mdim2 = mfcc2.shape
o_min = nframes - min(n1, n2)
o_max = min(n1, n2) - nframes + 1
o_min = nframes - n2
o_max = n1 - nframes + 1
n = o_max - o_min
c = np.zeros(n)
for k in range(o_min, 0):
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2 changes: 1 addition & 1 deletion requirements.txt
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@@ -1,5 +1,5 @@
librosa==0.10.2
matplotlib==3.7.3
numpy==1.22.0
numpy==1.22.3
pytest==6.2.5
scipy==1.10.0
2 changes: 1 addition & 1 deletion setup.cfg
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Expand Up @@ -17,7 +17,7 @@ packages = find:
install_requires =
librosa >= 0.10.2
matplotlib >= 3.7.3
numpy >= 1.22.0
numpy >= 1.22.3,<2
scipy >= 1.10.0

[options.extras_require]
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