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Questions tagged
signal-processing
34 questions
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8
votes
1
answers
How to calculate the reverberation time of a wave signal in C#
c#
.net
audio
signal-processing
asked 2012-12-23T22:50:40.033
43
votes
5
answers
Recommended package for very large dataset processing and machine learning in R
r
machine-learning
signal-processing
bigdata
asked 2012-06-15T17:29:29.317
9
votes
3
answers
Units of frequency when using FFT in NumPy
numpy
signal-processing
fft
asked 2011-12-20T10:01:32.583
33
votes
1
answers
How to get frequency from fft result?
java
android
signal-processing
fft
pcm
asked 2011-10-06T13:26:07.343
18
votes
7
answers
API to break voice into phonemes / synthesize new speech given speech samples?
audio
signal-processing
phoneme
asked 2011-08-11T01:57:33.687
15
votes
1
answers
Tutorial on Autocorrelation?
algorithm
signal-processing
correlation
asked 2011-07-23T12:33:19.460
12
votes
1
answers
NAudio pitch shifting
.net
audio
signal-processing
naudio
pitch-shifting
asked 2011-04-30T17:21:38.243
17
votes
4
answers
What is a good approach for extracting portions of speech from an arbitrary audio file?
linux
audio
signal-processing
voice
voice-detection
asked 2011-03-31T10:04:01.223
15
votes
3
answers
Fast Fourier Transform
c++
c
signal-processing
fft
dft
asked 2011-03-10T04:30:44.210
32
votes
6
answers
Convolution along one axis only
numpy
signal-processing
scipy
linear-algebra
convolution
asked 2011-03-08T05:31:09.777
15
votes
5
answers
How to correlate two time series with gaps and different time bases?
python
r
numpy
signal-processing
accelerometer
asked 2011-02-27T01:27:34.597
17
votes
2
answers
How to find the fundamental frequency of a guitar string sound?
audio
signal-processing
guitar
asked 2011-02-18T17:08:46.633
26
votes
2
answers
Data to audio and back. Modulation / demodulation with source code
algorithm
encoding
audio
signal-processing
asked 2011-02-12T03:54:05.367
16
votes
3
answers
Time delay estimation between two audio signals
algorithm
signal-processing
delay
timedelay
asked 2011-02-11T09:33:40.063
15
votes
5
answers
Android Compass orientation on unreliable (Low pass filter)
android
algorithm
orientation
signal-processing
compass-geolocation
asked 2011-01-15T11:50:42.560
13
votes
2
answers
iphone low pass filter
iphone
filter
signal-processing
openal
asked 2010-12-22T01:11:28.257
16
votes
5
answers
How do I convert a floating point C code to fixed point?
c
signal-processing
fixed-point
texas-instruments
beagleboard
asked 2010-12-06T16:10:03.877
9
votes
4
answers
Acoustic echo cancellation in Java
java
echo
signal-processing
javasound
cancellation
asked 2010-08-04T06:37:11.927
13
votes
3
answers
How to extract semi-precise frequencies from a WAV file using Fourier Transforms
c
audio
wav
signal-processing
fftw
asked 2010-05-21T11:25:30.013
64
votes
8
answers
How can I calculate audio dB level?
audio
signal-processing
asked 2010-03-15T08:05:20.790
10
votes
7
answers
How do I play a sound in Octave?
linux
audio
signal-processing
octave
asked 2009-09-25T15:40:57.813
21
votes
8
answers
Calculating vs. lookup tables for sine value performance?
c#
performance
math
signal-processing
asked 2009-09-05T02:57:26.273
9
votes
2
answers
How do I multiply the spectra of two images of different dimensions?
image-processing
signal-processing
fft
convolution
asked 2009-09-03T21:32:38.373
12
votes
6
answers
Algorithm to Match Time Dependent (1D) Signals
algorithm
statistics
signal-processing
signals
asked 2009-08-13T22:18:09.850
9
votes
6
answers
Algorithm to determine the effective "phase difference" between two signals with different frequencies?
algorithm
language-agnostic
signal-processing
frequency
asked 2009-07-21T07:36:09.297
13
votes
4
answers
Good audio reverb source?
audio
signal-processing
asked 2009-07-12T23:41:29.517
58
votes
8
answers
Exponential Moving Average Sampled at Varying Times
math
signal-processing
average
digital-filter
asked 2009-06-21T13:05:56.517
37
votes
5
answers
Signal processing library in Java?
java
signal-processing
numerical-analysis
asked 2009-03-11T22:53:41.017
41
votes
9
answers
Given an audio stream, find when a door slams (sound pressure level calculation?)
c
algorithm
audio
signal-processing
asked 2009-01-31T23:29:24.933
19
votes
10
answers
Detecting the fundamental frequency
signal-processing
detect
frequency
pitch-tracking
asked 2009-01-12T14:19:22.113
22
votes
9
answers
Java for Audio Processing is it Practical?
java
performance
audio
signal-processing
real-time
asked 2009-01-02T18:19:40.567
13
votes
10
answers
Downsampling and applying a lowpass filter to digital audio
audio
signal-processing
pcm
downsampling
asked 2008-10-26T18:12:07.343
79
votes
9
answers
An implementation of the fast Fourier transform (FFT) in C#
c#
signal-processing
fft
asked 2008-10-04T14:12:19.573
52
votes
20
answers
How to do unsigned saturating addition in C?
c
algorithm
performance
signal-processing
saturation-arithmetic
asked 2008-09-23T14:12:50.777