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Question
Implement data type propagation for custom block
After some discussion and playing around, I got some ways in defining a block mask that sets the Simulink (fixed point) data typ...
3 mois il y a | 1 réponse | 0
1
réponseExpose a RAM port to top for HDL Coder core?
After some help from Faye in tech support, got past the Dual Rate Dual Port RAM issue (need to disable the assertion), and decid...
6 mois il y a | 0
Question
Expose a RAM port to top for HDL Coder core?
For a processing algorithm we are developing targeting a Xilinx IP core, we have a couple ports that carry "normal" register set...
6 mois il y a | 1 réponse | 0
1
réponseQuestion
Loading NEXRAD Level II data files?
There is one tutorial example where they took NEXRAD data and saved it as a mat file; and there's something the Web Mapping Tool...
plus d'un an il y a | 1 réponse | 0
0
réponseQuestion
inputParser not supported by MATLAB Coder
I started to get into the habit of using inputParser to manage construction options to MATLAB classes I create. It just seems li...
plus d'un an il y a | 1 réponse | 0
1
réponseQuestion
Interpolating Phased Array Toolbox patterns
I have an antenna modeled in Phased Array Toolbox, and after updating its steering I'm using the pattern() function to store the...
plus d'un an il y a | 2 réponses | 0
2
réponsesDiscussion
AWGN SNR calibration for band limited signals
Seeing a colleague make this mistake (one I've had to fix multiple times in other's work too) makes me want to ask the community...
environ 2 ans il y a | 1
Question
Open Simulink DMR file from prior session
Hello, I was running a long simulation (24+ hours), and of course we had a power shutdown and things went boop. Is there any way...
environ 2 ans il y a | 1 réponse | 0
1
réponseQuestion
Multiple Simulink runs only changing signal vector
I'm much more practiced at MATLAB than Simulink, but this problem has stumped me on a few models. I do signal processing and am ...
plus de 2 ans il y a | 2 réponses | 0
2
réponsesQuestion
Function for sanitizing field name strings
We have a file parser function (Midas BLUE) that generates structure arrays for some of the keyword/value pairs that can occur. ...
plus de 2 ans il y a | 1 réponse | 0
1
réponseQuestion
Simulink HDL Coder equivalent to attribute synthesis off?
I have a DSP-heavy block that I've created targeting a Xilinx FPGA core. Embedded within a submodule are some debug/visualizatio...
plus de 2 ans il y a | 1 réponse | 0
1
réponseQuestion
dsp.FIRRateConverter doesn't handle large ratios?
I have some long data vectors that need to be resampled at a (precise) ratio of 576/625 (going from 8.3333 Msps to 7.68 Msps). T...
plus de 2 ans il y a | 1 réponse | 0
1
réponseQuestion
Template function for invoking System Object MATLAB Coder
I'd like to make a C++ library object pretty much straight from an existing DSP System Toolbox object (specifically dsp.FIRDecim...
plus de 2 ans il y a | 1 réponse | 0
1
réponseQuestion
Nonstandard input date format into readstruct function?
I have some XML files from another system and I want to be able to process the data therein. The readstruct function mostly fits...
environ 3 ans il y a | 2 réponses | 0
2
réponsesQuestion
Parameter covariance from lsqnonlin when using Jacobian Multiply function?
Hi, I'm trying to estimate the uncertainty in my model parameters for a large NLSQ problem (~2M measurements, ~10k unknowns), so...
plus de 3 ans il y a | 3 réponses | 1
3
réponsesQuestion
Why isn't angle2dcm compatible with codegen?
Was working up some beamforming code for code generation, and my initial stab at using angle2dcm for creating the DCMs (for rota...
plus de 3 ans il y a | 1 réponse | 0
1
réponseimagesc or equivalent with datetime as x axis.
See the wonderful dynamicDateTicks function. I just tried it and it's marvelous!
plus de 3 ans il y a | 0
How do you make the x-axis in imagesc using datetime values?
See the wonderful dynamicDateTicks function. Just tried it and it is marvelous!
plus de 3 ans il y a | 0
Question
Move from parfor to parfeval?
I have a large simulation that uses a LSF cluster that supports Parallel Toolbox. Right now, the meat of the effort is in a parf...
presque 4 ans il y a | 1 réponse | 0
1
réponseQuestion
Fastest large SVD computation in multithreaded machine?
I have a waveform optimization problem that uses a large SVD in an interative loop. For instance, with my current settings, the ...
presque 4 ans il y a | 1 réponse | 0
1
réponseParfor with Iterations Having Unequal Execution Times
Hi I've noticed similar behavior all the way to r2020a. I have a big parfor loop where the execution time of each step is on the...
plus de 4 ans il y a | 0
