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12 Questions

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11

11

votes

3

answers

6k

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Savitzky–Golay filter vs. IIR or FIR linear filter

filters filter-design lowpass-filter smoothing

Sep 29 '18 at 12:49 Matt L. 73.5k

2

3

votes

5

answers

258

views

Algorithms to re-spatialize a stereo recording audio signal?

audio convolution phase audio-processing

Jul 30 at 20:30 Bob 476

3

3

votes

2

answers

322

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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 421

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2

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2

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466

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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

39

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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 21k

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2

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2

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384

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

wavelet short-time-ft time-frequency dwt

Feb 6 '19 at 10:02 Community♦ 1

1

2

votes

1

answer

179

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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 short-time-ft time-frequency

Dec 17 '18 at 16:00 Community♦ 1

3

2

votes

2

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214

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Recommended resources for noise reduction

audio spectrogram denoising reference-request books

Sep 15 '18 at 14:00 matthewjpollard 695

2

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vote

0

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130

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

fft phase short-time-ft overlap-add

Sep 27 '18 at 7:04 g6kxjv1ozn 421

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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 26.7k

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655

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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 421

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157

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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 26.7k

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