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Hans Scharler

MathWorks

Last seen: Today Active since 2011

Followers: 3   Following: 0

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Community manger, open source program manager, maker, and coffee drinker.

Programming Languages:
Python, C, Javascript, MATLAB, Ruby, HTML, CSS, Arduino, Perl
Professional Interests:
AI for Signals and Images

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  • MATLAB Mini Hack 2022 Participant
  • Knowledgeable Level 3
  • Thankful Level 4
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  • First IoT Channel
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  • GitHub Submissions Level 1
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  • MATLAB Mini Hack Participant
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Answered
3D surface (frontier) from a set of points
You can use the 3D surface plot. x=[0.0080,0.0044,0.0068,0.0040,0.0061,0.0068,0.0067,0.0041,0.0034,0.0049,0.0058,0.0069,0.0037,...

ungefär 2 månader ago | 1

Highlighted


500k YouTube Subscribers!
More than 500,000 people have subscribed to the MATLAB channel. MathWorks would like to thank everyone who has taken the time to...

ungefär 2 månader ago | 10

Submitted


DFS Fantasy Football Lineup Optimizer
Optimize your Daily Fantasy Sports (DFS) fantasy football lineups with MATLAB and the Optimization Toolbox

5 månader ago | 1 download |

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Highlighted


New Community Feature: AI Chat Playground
The MATLAB AI Chat Playground is now open to the whole community! Answer questions, write first draft MATLAB code, and generate ...

6 månader ago | 22

Answered
Matlab Crash on Sonoma(macOS 14.0)
From another support article: https://www.mathworks.com/matlabcentral/answers/2044833-is-matlab-compatible-with-macos-sonoma Ma...

6 månader ago | 1

Published


An interview with MATLAB playground: Build your IoT Analysis and Plots for ThingSpeak
The MATLAB AI Chat Playground was launched on the MATLAB Central community at the end of November. I recently got the...

6 månader ago

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Answered
How to change UI from partially Chinese to fully English on M2 Mac with R2023b?
It looks like you tried removing "Chinese, Simplified" from the preferred languages list to fix this issue. This should be a tem...

7 månader ago | 0

Answered
Add column vector to the end of another column vector
A = rand(50,1); % example 50x1 vector B = rand(100,1); % example 100x1 vector C = vertcat(A,B) % concatenate A and B verticall...

7 månader ago | 1

| accepted

Answered
What is vectorization? Why use vectorization instead of loops?
Vectorization is about replacing explicit loops with matrix and vector operations. This can lead to more readable and efficient ...

7 månader ago | 0

| accepted

Question


What is vectorization? Why use vectorization instead of loops?
Over at Reddit, a user asked about vectorization vs. a loop. This is a fundemental concept in MATLAB. So, what is vectorization?...

7 månader ago | 1 answer | 0

1

answer

Answered
Read data from channel twice a day
You need three TimeControls that call thee MATLAB Analytics scripts (thingSpeakRead / thingSpeakWrite) and then one final MATLAB...

8 månader ago | 0

Answered
Connecting to ChatGPT using API
I have updated my answer using the built-in webwrite function from MATLAB. % Define the prompt prompt = "What is the capital o...

8 månader ago | 2

Answered
Truncated answers when querying chatgpt with Matlab
The "max_tokens" parameter limits the response from OpenAI language models. Try increasing it to 1000. parameters = struct('pr...

8 månader ago | 1

Answered
matlab.net vs webwrite
There were three issues with the commented function. When you use headers for webwrite you do not have to include the ":" in th...

8 månader ago | 2

| accepted

Highlighted


22 Years of the MATLAB Central community!
Here's a screenshot from 22 years ago. Thanks for building one of the best engineering and science communities together.

8 månader ago | 14

Published


Edit ThingSpeak Code Easier in MATLAB Online
If you want to upgrade your ThingSpeak capabilities, have a look at the ThingSpeak repository of template codes that open...

11 månader ago

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MATLAB EXPO 2023: Sign up now for free
MATLAB EXPO is coming up soon and it is time to register. It's free and open to everyone. You will have the opportunity to conne...

ungefär ett år ago | 9

Highlighted


Try Dark Mode in the MATLAB Desktop Beta
Please use the feedback button in the MATLAB Desktop beta to send us your feedback, input, and experience. Enjoy!

ungefär ett år ago | 16

Answered
code for neutrosophic pareto distribution
Neutrosophic Pareto is a concept used in multi-objective optimization problems when some of the information about the problem is...

mer än ett år ago | 0

Answered
Connecting to ChatGPT using API
I have been researching the davinci/completions space and have working MATLAB code using net http. Get your API Key at OpenAPI: ...

mer än ett år ago | 9

| accepted

Answered
Too many output arguments - appdesigner
It looks like you are trying to figure out if treeplotpMenuSelected is selected. You need to check it's Value property. functio...

mer än ett år ago | 1

Answered
how to load and read excel data into matlab?
I would take a look at "readtable" in MATLAB. filename = 'myfile.xlsx'; T = readtable(filename); https://www.mathworks.com/he...

mer än ett år ago | 0

Answered
Websocket on mqtt.thingspeak.com port 80 still available?
The address changed for the ThingSpeak MQTT broker: mqtt3.thingspeak.com <https://www.mathworks.com/help/thingspeak/mqtt-basi...

mer än ett år ago | 1

Published


The Slovak University of Technology Fosters Project-Based Learning Using ThingSpeak in Industrial IoT Course
“MATLAB and ThingSpeak extended tools necessary for remote learning and technologies covered by our course. Project-based...

mer än ett år ago

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Published


Professor at Arizona State Uses MATLAB and ThingSpeak to Introduce Students to AI and IoT
Professor Chao Wang at Arizona State University recently introduced a course on AI and IoT to first-year engineering...

mer än ett år ago

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Answered
won't let me in!!
Try this Answer: https://www.mathworks.com/matlabcentral/answers/99067-why-do-i-receive-license-manager-error-9

mer än ett år ago | 0

Answered
installing MATLAB: license checkout failed: license manage error-9. username does not match the username in the license file
Try this Answer: https://www.mathworks.com/matlabcentral/answers/99067-why-do-i-receive-license-manager-error-9

mer än ett år ago | 0

Answered
License Checkout failed License manager Error -9
Try this Answer: https://www.mathworks.com/matlabcentral/answers/99067-why-do-i-receive-license-manager-error-9

mer än ett år ago | 0

Solved


Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

mer än ett år ago

Answered
how to remove all variables in the workspace
You can use clear command and specifiy the variable name right in your code. newVar = 42 newVar = newVar + 3 clear newVar ...

mer än ett år ago | 1

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