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Pat Canny


Last seen: 2 días ago

MathWorks

48 total contributions since 2018

I'm the Product Manager for Simulink Design Verifier and Simulink Coverage.

I have an aerospace control systems background, but decided to get an MBA. I now get to live my dream: business and controls!

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Answered
How can I get the error message from sldvrun when programmatically using Simulink Design Verifier?
Hi Monika, Apologies for the delay. You can use the ERRMSGS return field with sldvcompat: [STATUS, ERRMSGS] = sldvcompat(...

23 días ago | 0

| accepted

Submitted


Requirements-Based Testing Workflow Example
This example workflow shows users how to get started with systematic, requirements-based testing using Simulink.

alrededor de 2 meses ago | 9 downloads |

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Submitted


Requirements and Advanced Model Checks Getting Started
This example shows how to get started with MathWorks' Model Verification & Validation tools

alrededor de 2 meses ago | 8 downloads |

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Answered
Why do I get dead-logic on transitions which can be excited through some test scenarios?
Hi Ilkay, Great question. We have seen similar cases to this. Here is what is happening: In each case, we have (taking ...

4 meses ago | 0

| accepted

Answered
How to collect cumulative coverage for model and it's subsystem?
We added a feature in R2019b to enable "aggregated" coverage for a model and its subsystems. Does this help? https://www.mathwor...

7 meses ago | 0

| accepted

Answered
Design Verifier: Does multiple dimensions input has great influence in test generation?
Hi Jiahao, This will likely be difficult to solve via MATLAB Answers. If you are able to share a bit more detail, could you ...

7 meses ago | 0

Answered
How do I collect coverage for a MATLAB System block in Simulink?
MATLAB System objects can receive Decision, Condition, and MCDC when they are configured to simulate using Code Generation. In ...

8 meses ago | 0

| accepted

Question


How do I collect coverage for a MATLAB System block in Simulink?
I was running the Generate Code for Lane Marker Detector example , which has a MATLAB System block in it, and was only able to c...

8 meses ago | 1 answer | 0

1

answer

Answered
how does the simulink design verifier creates test case
Hi Ajay, There is an option to "extend" existing test cases with Simulink Design Verifier: https://www.mathworks.com/help/sld...

11 meses ago | 0

| accepted

Answered
How to remove top phrases from a word cloud
The removeWords function only removes specific words. It won't remove phrases like you might expect. The word clouds are sho...

12 meses ago | 0

| accepted

Question


How to remove top phrases from a word cloud
I have created a set of word clouds, but want to remove some common two-word phrases that appear in each. I tried using removeW...

12 meses ago | 1 answer | 0

1

answer

Answered
Cumulative coverage for different test cases
(To officially answer this) For cumulative coverage workflows, you can create a test harness for the system under test using ...

12 meses ago | 0

| accepted

Answered
How do I extract the contents of an HTML table on a web page into a MATLAB table?
You can extract the <table> content, which is all stored in a set of <td> tags, as a string array and go from there. You first ...

12 meses ago | 2

| accepted

Question


How do I extract the contents of an HTML table on a web page into a MATLAB table?
I'd like to plot and analyze the TSA traveler data from this website: https://www.tsa.gov/coronavirus/passenger-throughput The ...

12 meses ago | 1 answer | 0

1

answer

Answered
Design verifier :run all and produce coverage for a sldvmakeharness created model
Hi Jiahao, I recommend using sldvrun to generate tests with Design Verifier, then sldvruntest to run the tests and cvhtml to ...

12 meses ago | 0

| accepted

Answered
Simulink Block not executed
Hi Ajay, The coverage report should show the decision coverage achieved for that block. I assume the block you are referring ...

alrededor de 1 año ago | 0

| accepted

Answered
Retrieve child coverage results from parent model
Hi Luis, Thanks for your question. You are correct in that the signal range coverage is not collected for model outputs. The...

alrededor de 1 año ago | 1

Answered
How can I input expected output values for a signal to simulink design verifier and generate tests with it?
Hi Xinkun, Thank you for your question. I recommend you use a Test Objective block, which you can use to define a desired ...

más de 1 año ago | 0

Answered
Don't know why SLDV checks compatibility fail
Hi galaxy, I spoke with the SLDV Development team. This may be due to an internal error within the tool. It will require re...

más de 1 año ago | 0

Answered
How do I extract all rows of a struct field that is a character array?
First, try to avoid using character arrays. Convert them to string arrays. Second, you need to use the {curly brace syntax} to ...

más de 1 año ago | 0

| accepted

Question


How do I extract all rows of a struct field that is a character array?
I want to extract all rows of a field within a struct. The field is a character array. For sake of example, the struct is calle...

más de 1 año ago | 1 answer | 1

1

answer

Answered
2019b toolbox verification
As Walter already answered, the Simulink Verification and Validation product was split into three products. The Simulink Veri...

más de 1 año ago | 0

Question


How do I check for unresolved requirements links programmatically?
I would like to check for any "bad" requirements implementation links as part of a Continuous Integration (CI) workflow. For ex...

más de 1 año ago | 1 answer | 0

1

answer

Answered
How do I check for unresolved requirements links programmatically?
This can be accomplished using the isResolved method within the slreq.Link class. You can also use the isResolvedSource and i...

más de 1 año ago | 0

| accepted

Answered
How do I create a coverage filter for all Simulink blocks with a given Tag?
One way to do this is to use find_system to build a list of all Simulink blocks with a given tag. Then, you can use BlockSelect...

más de 1 año ago | 0

| accepted

Question


How do I create a coverage filter for all Simulink blocks with a given Tag?
I would like to create a model coverage filter for all Simulink blocks with a given Tag. I didn't see a way to do this with the...

más de 1 año ago | 1 answer | 0

1

answer

Answered
How do I import a test harness with an existing model reference?
One way to do this is through sltest.harness.import, which allows you to import a stand-alone model as a test harness model. If...

más de 1 año ago | 0

| accepted

Question


How do I import a test harness with an existing model reference?
I accidentally "disassociated" a test harness model with its parent model. What is the easiest way to re-associate the harness m...

más de 1 año ago | 1 answer | 0

1

answer

Answered
Simulink Design Verifier Support
Hi Logan, Apologies for the delay in my response (I was away on leave and my MATLAB Answers RSS feed is somehow broken). Thi...

casi 2 años ago | 0

Answered
Why is a Simulink Check license checked out when I open a model?
This is likely due to Edit-Time Checking being enabled on the model. If the model has been saved with Edit-Time Checking enabled...

casi 2 años ago | 0

| accepted

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