User hotpaw2

61 votes

6 answers

21k views

What Is the Relationship Between a Kalman Filter and Polynomial Regression?

asked May 13, 2012 at 15:46

27 votes

2 answers

18k views

Overlap-Add versus Overlap-Save

fft filters convolution fast-convolution

asked Jun 18, 2012 at 6:08

24 votes

3 answers

7k views

Pink ($1/f$) pseudo-random noise generation

noise random

asked Sep 26, 2011 at 21:18

19 votes

2 answers

20k views

Terminology: spectrum, spectrogram, spectrograph, sonogram, etc

frequency-spectrum terminology visualization

asked May 22, 2012 at 1:30

18 votes

3 answers

6k views

FFT with asymmetric windowing?

fft fourier-transform window-functions

asked May 11, 2012 at 18:48

14 votes

1 answer

561 views

Genetic or evolutionary algorithms for filter design?

filter-design adaptive-algorithms

asked Dec 2, 2011 at 21:02

14 votes

1 answer

2k views

Estimating onset time of a tone burst in noise?

audio algorithms edge-detection

asked Sep 1, 2011 at 17:18

14 votes

2 answers

434 views

Inverse polyphonic chord recognition

music frequency-spectrum

asked Sep 8, 2011 at 2:07

14 votes

2 answers

7k views

Differences between filtering and polynomial regression smoothing?

lowpass-filter interpolation

asked May 7, 2012 at 16:02

13 votes

1 answer

202 views

Speech synthesis requiring very little CPU performance?

speech-synthesis

asked Sep 19, 2011 at 23:53

12 votes

2 answers

2k views

Auto-focus estimation?

image-processing

asked May 6, 2012 at 19:12

12 votes

3 answers

9k views

How to estimate a transfer function from a magnitude-only frequency response?

transfer-function frequency-response zeros

asked May 23, 2012 at 20:35

11 votes

2 answers

5k views

How to do prediction using frequency domain data?

fft control-systems estimation

asked May 17, 2012 at 21:58

11 votes

1 answer

3k views

Approximating the frequency response of a median filter

noise frequency-response filtering

asked Feb 11, 2013 at 22:02

11 votes

1 answer

4k views

What is an AMDF?

autocorrelation estimation pitch

asked Mar 14, 2015 at 18:31

10 votes

4 answers

13k views

Radix-4 FFT versus Radix-2

fft

asked Jul 15, 2013 at 5:44

10 votes

3 answers

21k views

What is spectral whitening?

filters frequency-spectrum

asked Aug 2, 2013 at 19:29

9 votes

1 answer

1k views

Theory behind Linear Predictive Coding (LPC)

linear-systems voice compression linear-prediction

asked May 23, 2012 at 1:25

9 votes

1 answer

318 views

Filter order estimation

filters estimation z-transform

asked Jun 18, 2012 at 6:28

9 votes

2 answers

2k views

Deep space communications BER and FEC?

modulation forward-error-correction

asked Aug 21, 2012 at 20:33

7 votes

2 answers

2k views

DFT and multiplication/convolution equivalence

fft fourier-transform dft

asked Jul 30, 2013 at 20:07

5 votes

1 answer

315 views

Received Morse Code signal-to-noise ratio?

noise signal-detection measurement

asked Feb 14, 2013 at 21:01

5 votes

1 answer

443 views

Filter design with a phase delay specification?

filters filter-design phase linear-phase

asked May 5, 2012 at 10:31

4 votes

2 answers

504 views

Peak location estimation for a triangle wave in AGWN?

peak-detection estimation

asked May 20, 2012 at 20:12

4 votes

1 answer

1k views

IQ sampling vs 2X f0 sampling for SDR

demodulation sdr

asked Feb 13, 2014 at 0:59

4 votes

1 answer

1k views

What is the difference between PSOLA and TDHS time-scaling or pitch-shifting?

audio pitch

asked Dec 1, 2015 at 20:49

3 votes

1 answer

899 views

Equal loudness curves: any good numerical approximation equations?

audio

asked Mar 5, 2013 at 2:57

3 votes

1 answer

378 views

What windowed Sinc might be closest to a Parks–McClellan low-pass filter?

matlab filter-design window-functions

asked May 18, 2015 at 5:23

3 votes

1 answer

291 views

Limiter, compressor, AGC, dynamics processor?

terminology

asked May 21, 2019 at 11:17

3 votes

2 answers

93 views

Lightweight test for bimodal distributions?

statistics histogram

asked Jan 23, 2020 at 14:52

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45 Questions

What Is the Relationship Between a Kalman Filter and Polynomial Regression?

Overlap-Add versus Overlap-Save

Pink ($1/f$) pseudo-random noise generation

Terminology: spectrum, spectrogram, spectrograph, sonogram, etc

FFT with asymmetric windowing?

Genetic or evolutionary algorithms for filter design?

Estimating onset time of a tone burst in noise?

Inverse polyphonic chord recognition

Differences between filtering and polynomial regression smoothing?

Speech synthesis requiring very little CPU performance?

Auto-focus estimation?

How to estimate a transfer function from a magnitude-only frequency response?

How to do prediction using frequency domain data?

Approximating the frequency response of a median filter

What is an AMDF?

Radix-4 FFT versus Radix-2

What is spectral whitening?

Theory behind Linear Predictive Coding (LPC)

Filter order estimation

Deep space communications BER and FEC?

DFT and multiplication/convolution equivalence

Received Morse Code signal-to-noise ratio?

Filter design with a phase delay specification?

Peak location estimation for a triangle wave in AGWN?

IQ sampling vs 2X f0 sampling for SDR

What is the difference between PSOLA and TDHS time-scaling or pitch-shifting?

Equal loudness curves: any good numerical approximation equations?

What windowed Sinc might be closest to a Parks–McClellan low-pass filter?

Limiter, compressor, AGC, dynamics processor?

Lightweight test for bimodal distributions?