Hans Scharler

MathWorks

Last seen: Today | Active since 2011

Followers: 12 Following: 2

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Community manager, 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, AI in Predictive Maintenance

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Published

Anomaly Detection System at Gunma Industrial Technology Center: another example of easy sharing of data analysis with ThingSpeak
IoT has uses in all types of industries. Personally, I use ThingSpeak in about 8 different projects around my house....

4 months ago

Solved

Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the numbers. Otherwise return false. Example...

6 months ago

Solved

Return area of square
Side of square=input=a Area=output=b

6 months ago

Highlighted

AI Chat Playground Upgrades: OpenAI GPT-4o mini and MATLAB R2024b
The AI Chat Playground at MATLAB Central has two new upgrades: OpenAI GPT-4o mini and MATLAB R2024b! https://www.mathworks.com/...

7 months ago | 11

Answered
Connect Matlab with chatgpt
Try the "Large Language Models (LLMs) with MATLAB" GitHub repo. You can open directly in MATLAB Online and try it out. This requ...

11 months ago | 0

Published

New ThingSpeak IoT Examples and Curriculum Module: Hardware Connectivity in Action
The Internet of Things (IoT) can help you get the right data from your hardware when you need it, no matter if you are...

11 months ago

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,...

1 year 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...

1 year ago | 10

Submitted

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

1 year ago | 1 download |

0.0 / 5

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 ...

1 year ago | 23

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...

1 year 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...

1 year ago

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...

1 year 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...

1 year 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 ...

1 year 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?...

1 year 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...

1 year 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...

1 year ago | 3

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...

1 year 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...

1 year 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.

1 year 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...

2 years ago

Highlighted

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...

2 years 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!

2 years ago | 20

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...

2 years 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: ...

2 years 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...

2 years 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...

2 years 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...

2 years 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...

2 years ago