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Comp.dsp is a worldwide Usenet news group that is used to discuss various aspects of digital signal processing.
There are 49 threads in our archives.
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Re: Sample Backscatter Data
One Usenet Poster - 2013-04-28 12:06:00
On 04/28/2013 01:16 AM, Mac Decman wrote:
> I seem to remember that there are some resources for sample radar
> backscatter data, maybe US government funded, on the internet. Anyone
> have any ...
Re: FFTW convolution scaling problem
One Usenet Poster - 2012-06-30 21:00:00
On 6/29/2012 8:03 PM, azz750 wrote:
> Have you resolve scaling problem? I got the same issue.
>
>
If I recall correctly, the FFTW functions do not scale the output,
neither the forward or t...Re: Need help about stability of Levinson-Durbin algorithm in Matlab
One Usenet Poster - 2006-05-22 15:28:00
http://www-ccs.ucsd.edu/matlab/toolbox/signal/levinson.html
...Re: alpha ,beta ,gamma,upper diagonal filters
One Usenet Poster - 2005-12-20 09:24:00
Stan Pawlukiewicz wrote:
> Can't say I've heard of upper diagonal filters in the same context as
> those above. The ones above are often written in matrix form.
The U-D form writes the state ...Re: Polyphase decimation
One Usenet Poster - 2005-11-18 09:26:00
Praveen wrote:
> Hi
>
> I am implementing a polyphase decimation of a 8k signal by a factor of
> 20. I have designed a filter of pi/20, which means there are 20
> subbands. In case of dec...Re: Singer Acceleration Model and Kalman
One Usenet Poster - 2005-06-30 09:29:00
nicosd wrote:
> Hi,
>
> I'm looking for someone familiar with the Singer acceleration model.
> Could such a person explain to me why Singer makes no assumption on the
> sampling rate and ...Re: Kay's estimator with missing data
One Usenet Poster - 2005-04-13 22:43:00
arrigo@vision.caltech.edu wrote:
> I have been looking for some time for a frequency estimation algorithm
> (1-D complex sinusoids) able to handle missing samples in the sequence.
> I did not fi...Re: [FFTW] Cyclic results with FFTW?
One Usenet Poster - 2005-03-17 11:56:00
Fred wrote:
> Dear all,
>
> I implemented some test FFT's from various libraries, having
> decomposed and reconstructed a simple signal (sine), my code worked
> for all of them however, th...Re: Interpolating log-spaced data to obtain linear-spaced data
One Usenet Poster - 2005-03-03 14:24:00
nikhilsarma@gmail.com wrote:
> I have data that is a function of frequency. The frequency points are
> defined in the logarithmic scale.
>
> I need to perform an inverse Fourier transform on ...Re: wide band aliasing noise in the spectrum of non-uniformly sampled signal
One Usenet Poster - 2005-02-28 16:16:00
qaisar wrote:
> Hello,
>
> As you know that whenever we perform GDFT( General Discreat Fourier
> Transform), on a nonuniformly sampled data, we obtain wideband alysing
> noise alongw...