MATLAB QUESTIONS & EXPERT ANSWERS

Why does the PERIODOGRAM function give no output when used with the SUBPLOT function in Signal Processing Toolbox 6.2 (R14)? I have two data sets for ...

I tried to run the following commands in the example of the PMTM documentation:     randn('state',0); fs = 1000; t = 0:1/fs:0.3; x = cos(2*pi*t*200)...

I am using SPTOOL to graphically view my signal. I would like to use the vertical markers to crop and save portions of my signal.  ...

I have a filter design GUI where a user can input the poles and zeros of the desired response. I am using the FREQZ command to plot the frequency resp...

How do I control the individual products and accumulators of my DFILT object in Signal Processing Blockset 6.9 (R2009a)?   I can set the properties f...

Why does the cascade of a lowpass and a highpass Butterworth filter not produce the same results as a bandpass Butterworth filter in Signal Processing...

Is it possible to add an option to the SPECTROGRAM function to return/ display the DC frequency in the center of the axis in the Signal Processing Too...

Why do I receive a segmentation violation when I pass in an INT16/INT32 datatype into the RESAMPLE function in the  Signal Processing Toolbox? When I...

I am using the spectrum.welch objects, and the documentation is not clear on how to specify the FFT length. There is some mention for using "User-Defi...

What is an efficient way to calculate the FFT of a signal at specific frequency points in Signal Processing Toolbox 6.12 (R2009b) ? Normally, the FFT ...