Umar

Last seen: 1 giorno fa | Attivo dal 2024

Followers: 28 Following: 4

Community volunteer, like to help people by making difference in their lives

Programming Languages:
Python, C++, C, Java, C#, Javascript, R, MATLAB, SQL, HTML, CSS, Arduino, Shell, Assembly, VHDL, Visual Basic
Spoken Languages:
English
Pronouns:
He/him

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Risposto
Simscape electrical thermal analysis
Hi @Seth, A few things jump out that would explain both symptoms. The flat 300 K reading: Simscape's built-in default init...

3 giorni fa | 0

Risposto
ultrasounds imaging using matlab tv radios signals
Hi @imaging, Following up on Star Strider's answer. I looked into this more and put together a PDF of references covering bot...

3 giorni fa | 0

| accettato

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Sleep signal activation with TI DRV8243H Motor driver controlled via STM32 F413ZH running via External Mode on Simulink
Hi @Anirudh, There are really two separate things bundled into your post – the nSLEEP wake-up issue, and the PID design for t...

4 giorni fa | 0

| accettato

Risposto
Simscape Battery: How to connect a Vectorized Thermal Port (1×14) to multiple Temperature Sources?
Hi @Ye, The error is happening because XminH is a 1×14 vectorized thermal port (one node per cell), but it's connected to a s...

5 giorni fa | 0

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Can I return the xml string from writestruct?
Hi @Martin Dale, Just to add a bit more to this — I dug through the docs and Matt J's right, writestruct doesn't have any hid...

5 giorni fa | 0

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Help - Nested uitogglebutton State Change Callback
Hi @Keith, This isn't something you're missing in your code, it's a hard limitation of how uitogglebutton and uibuttongroup a...

9 giorni fa | 0

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Risposto
How to generate a parallel input interface (or vector port) using HDL Coder
Hi @KH, What you're seeing is expected behavior, and there's a setting that controls it, though it works differently dependin...

10 giorni fa | 0

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Draw a circle at the end of a quiver3 line
Hi @Ethan, Following up with a tested solution to my own question, in case it helps. To recap what I was after, I wanted a...

11 giorni fa | 0

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Risposto
Custom Deep Learning Layer with different input and output format occurs error
Hi @Chuguang Pan, As mentioned in the comments, this turned out to be a bug in checkLayer on R2025a, confirmed by MathWorks s...

13 giorni fa | 0

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Risposto
Replicating PCM System in Simulink: Issues with Signal Dimensions and Missing 'To Frame' Block.
Hi @Abdul, I think I found the real culprit behind the flat/zero scope output, and it's probably not the A-law or quantizer s...

13 giorni fa | 0

Risposto
Sonar image formation from Phased Array Systems toolbox
Hi @Michael, Got a working template for you, plus a bit more detail than I first gave. Attached: 1. forward_look_sonar_scan.m ...

15 giorni fa | 0

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is it easy way to use robust fuzzy logic controller for AGV
Hi @Medihiya, Yes,definitely doable — people have been using fuzzy controllers for this kind of thing for a while, and curved...

15 giorni fa | 1

Risposto
propagateOrbit function fails on Epoch field format
Hi @Kurt, Wanted to close the loop on the Excel/datetime thing properly before saying anything definitive. Ran a couple of...

15 giorni fa | 0

Risposto
How to use tleread function on TLE file with alpha-5 satellite numbers
Hi @Kurt, Short answer: tleread() doesn't support Alpha-5 catalog numbers right now — it's built to expect the old-style fixe...

18 giorni fa | 0

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Risposto
PMSM SMO rotor position calculation in Simulink
Hi @Zhiyu, I looked into this a bit and I think I found the source of the confusion. Based on the way the block is labeled (...

19 giorni fa | 0

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Adding a dummy non-learning, non-controlling agent halves the convergence speed of the main agent in MATLAB RL Toolbox
Hi @zhenpeng, Really solid ablation you've done here. I went through MathWorks' docs on train, rlMultiAgentTrainingOptions, a...

20 giorni fa | 0

Risposto
Confusion about ROS2 parameters in MATLAB Coder
Hi @Sönke, This is a real, documented limitation — not something wrong with your code. The getParameter reference page state...

21 giorni fa | 0

Risposto
How to simulate wheel-rail contact on a curve with Simscape Multibody?
Hi @Rafael, After digging through documentation and a couple of papers on this exact problem, here's what I found — and yes, ...

23 giorni fa | 1

Risposto
Compatibility of Genesys ZU (Zynq UltraScale+ MPSoC) with Simulink HDL Workflow
Hi @JACOB ETOJU, You are right that the Genesys ZU is not on the official supported board list for HDL Coder. Short answer: i...

23 giorni fa | 0

Risposto
i have coupled odes with slip boundary conditions.
Hi @Sunitha k, Took a closer look at your code and got it running end to end, so here's what was going on and where it landed. ...

25 giorni fa | 0

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Risposto
fitting is not working
Hi @Ehtisham, Just want to close the loop on this one. Walter was right that the bounds had an extra entry that wasn't even bei...

25 giorni fa | 0

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How to change the grid color in function heatmap
Hi @涛, Ran a quick test in MATLAB to settle this one way or the other, since dpb and Lucas already had the right instincts an...

26 giorni fa | 0

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HDL Optimized Cosine/Sine block: unexpected FPGA resource utilization
Hi @Mehdi, Good questions, and no, you haven't found a bug — this is actually expected behavior once you know what's happenin...

27 giorni fa | 0

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CheckCollision sometimes misses intersections between the robot arm and the collision cylinders
Hi @Urinder, Your robot already ships with collision meshes built in, so that's not the gap. Looking at your grid math instead:...

28 giorni fa | 0

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How do I differentiate between wave patterns in multiple signals?
Hi @Sridutt, Great question! I ran into the same problem and worked out a solution that does exactly what you need — detectin...

circa un mese fa | 0

Risposto
rotor side and control of DFIG based wind energy conversion system
Hi @Fatima zohra, Thankyou for posting your question on MATLAB Central. I appreciate your interest in improving the control p...

3 mesi fa | 0

Risposto
comm.SDRuReceiver on X310 throws receiveData:ErrLateCommand
Hi @Hepzibah, Thanks for raising this. I looked into the ErrLateCommand error you are seeing with comm.SDRuReceiver on the X3...

3 mesi fa | 0

Risposto
Why does fitlm give different results according to if I remove or I don't remove NaNs in the variables arrays?
Hi @Manuela, I wrote a MATLAB script (fitlm_nan_analysis.m) that walks through your exact dataset and explains why you're get...

3 mesi fa | 1

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Risposto
Error converting python DataFrame to Table
Hi @David, Thanks for writing in — you've actually already diagnosed this correctly, so let me just confirm it and get you mo...

3 mesi fa | 1

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Risposto
Integrating MMC in IEEE 9 bus system
Hi @Mojtaba, I had a look at both examples you mentioned and I think I can see exactly where you're getting stuck — so hopefu...

4 mesi fa | 0

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