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12 Questions

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11

11

votes

3

answers

7k

views

Savitzky–Golay filter vs. IIR or FIR linear filter

filters filter-design lowpass-filter smoothing

Sep 29 '18 at 12:49 Matt L. 74.7k

2

3

votes

5

answers

278

views

Algorithms to re-spatialize a stereo recording audio signal?

audio convolution phase audio-processing

Jul 30 '20 at 20:30 Bob 476

3

3

votes

2

answers

339

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Bandpass filter that automatically adapts its bandwidth when a transient is detected (to avoid to smoothen the transient)

filters filter-design adaptive-filters envelope

Oct 14 '18 at 21:52 g6kxjv1ozn 431

1

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votes

2

answers

483

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How to compare many bandpass filters (for their signal propogation delay)?

filter-design infinite-impulse-response finite-impulse-response butterworth group-delay

Apr 12 at 1:03 Community♦ 1

2

votes

1

answer

41

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Beyond “mid-side”: decompose an audio stereo recording (coincident microphones) into Mid + 45° + 90°

audio phase audio-processing stereo-signal

Mar 5 at 12:48 Hilmar 24k

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2

votes

2

answers

405

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Other time-frequency-plane tiling than STFT, DWT, ConstantQ-Transform: multiresolution STFT?

wavelet stft time-frequency dwt

Feb 6 '19 at 10:02 Community♦ 1

1

2

votes

1

answer

186

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Separate two sinusoids with very close frequencies (5 Hz difference) in a 44.1 Khz audio signal, with good time-domain resolution [closed]

fft audio frequency-spectrum stft time-frequency

Dec 17 '18 at 16:00 Community♦ 1

3

2

votes

2

answers

220

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Recommended resources for noise reduction

audio spectrogram denoising reference-request books

Sep 15 '18 at 14:00 matthewjpollard 705

1

2

votes

1

answer

1k

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Spectrogram with square or non-square magnitude of STFT: power vs. magnitude

fft frequency-spectrum spectrogram magnitude

Sep 4 '18 at 19:33 Laurent Duval 27.2k

2

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0

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143

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Can Reassigned-STFT be an invertible transform? Algorithm for “Signal => Reassigned-STFT => masking => Reassigned-ISTFT => Output signal”

fft phase stft overlap-add

Sep 27 '18 at 7:04 g6kxjv1ozn 431

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1

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718

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Convert 96 Khz to 48 Khz audio: is this simple downsampling method ok?

audio sampling downsampling resampling

Sep 8 '18 at 8:35 g6kxjv1ozn 431

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165

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What is the name of this very simple spectral subtraction technique?

audio noise denoising amplitude

Sep 4 '18 at 18:05 Laurent Duval 27.2k

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