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# Seth Popinchalk

Last seen: 1 giorno fa Attivo dal 2011

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Inviato

Parallel Computing with Simulink: Model Reference Build
These files accompany my blog post of the same name.

Inviato

3-D DataViz Contest Animation
Scatter plot of results, CPU Time and node count in 3-D, turned into an animated GIF.

Inviato

Hierarchical Symbol Resolution
Example model that shows hierarchical symbol resolution in action.

Inviato

Bus Copies Explained
These files accompany the Seth On Simulink® blog post of the same name.

Inviato

Example models that show the use of diagnostics to improve the model.

Inviato

These files accompany the November 2006 article in MATLAB Digest

Risolto

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

circa 12 anni fa

Risolto

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

circa 12 anni fa

Risolto

Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

circa 12 anni fa

Risolto

How to find the position of an element in a vector without using the find function
Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

circa 12 anni fa

Risposto
While characters are not a type you can use on a signal line, you can cast them to an Int8 and then work with that. No blocks i...

oltre 12 anni fa | 2

Risposto
FFT not matching with Continuous FT
Computing the correct scaling of the FFT is difficult as you must also account for the length of the signal data. This is exp...

oltre 12 anni fa | 0

Risposto
Time dependent switch
Use the output of the Clock as the control signal for the switch. Then the threshold can be set to the time you would like it t...

quasi 13 anni fa | 2

Risposto
The SIM and SIMSET command can not be called from the MATLAB Compiler (This is documented <http://www.mathworks.com/help/compile...

quasi 13 anni fa | 2

Domanda

What configuration management system do you use for Model-Based Design?
Model-Based Design produces multiple files that require managing them through version control, and configuration management. Wi...

quasi 13 anni fa | 3 risposte | 1

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Recommendations for Automation Tools... Missing
This section of the MAAB guidelines "recommends" to *tool builders* that they provide a table reporting the level of compliance ...

quasi 13 anni fa | 0

| accettato

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This could be the result of a corruption of the library browser repositories. These can be regenerated by deleting or renaming ...

quasi 13 anni fa | 0

Risposto
Simulink library browser shows "No blocks"
This could be the result of a corruption of the library browser repositories. These can be regenerated by deleting or renaming ...

quasi 13 anni fa | 0

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Models will evaluate blocks multiple times in the same time step when there are algebraic loops. Turn the algebraic loop diagno...

quasi 13 anni fa | 1

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sum function
The <http://www.mathworks.com/help/toolbox/simulink/slref/add.html Sum block> can operate on a vector signal, summing all the el...

quasi 13 anni fa | 0

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# Rewrite the equations as a system of first order derivatives. (Your equations are already in this form) # Add integrators to...

quasi 13 anni fa | 0

| accettato

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demux
If your multiplex operation is using the SUM block, you will have a hard time separating the impulses. It may be possible to de...

quasi 13 anni fa | 0

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Wireless webcam integration for Real-Time Windows Target
You can use the <http://www.mathworks.com/help/toolbox/imaq/fromvideodevice.html From Video Device block> from the Image Acquisi...

circa 13 anni fa | 0

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how to calcuate derivate using simulink
The derivative block computes a time based derivative, using a difference ratio (not an analytic derivative). There is no blo...

circa 13 anni fa | 1

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how do I use simulation time as realtime changing variable?
Use a Clock or Discrete Clock block to create a signal (t) then operate with that as your input to the algorithm. The algorithm...

circa 13 anni fa | 2

| accettato

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Try setting the Max Step Size to a small number (.1 or .01). It is possible that the model steps are too large to capture the f...

circa 13 anni fa | 0

Risposto
to compare the floating value of a signal with file.mat signal
You can build the equation using blocks from the Math Operations and Logic and Bit Operations libraries. You will need an <ht...

circa 13 anni fa | 0

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differential equations
Fixed step size is a solver setting under Configuration Parameters on the Solver page. If you are running a continuous model wi...

circa 13 anni fa | 0

| accettato

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How to plot graphs automatically in a simulink model??
There are lots of ways! * Signal Viewers * Scope blocks * etc.

circa 13 anni fa | 0

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To workspace Block and To Workspace Signal don't exist in workspace
Variables assigned to the workspace do not appear until the model is paused or stopped. If you are trying to process the data f...

circa 13 anni fa | 0