Hans Scharler

MathWorks

Last seen: 3 days ago | Active since 2011

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

Programming Languages:
Python, C, Javascript, MATLAB, Ruby, HTML, CSS, Arduino, Perl
Professional Interests:
Machine Learning and Deep Learning

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Answered
how do i get the color gray
As others have pointed out, gray is the result of the Red, Green, and Blue are equal somewhere between 0 and 1 where black is [0...

8 days ago | 3

Highlighted

MATLAB EXPO 2022 - Open to Everyone for Free - May 17-18 | Online
<</matlabcentral/discussions/uploaded_files/11385/data>> *MATLAB EXPO is open to everyone:* * It's free. * It's online. ...

1 month ago | 17

Answered
Matlab versions supported on Windows 11?
There is a related MATLAB Answer: https://www.mathworks.com/matlabcentral/answers/1466556-are-mathworks-products-compatible-with...

8 months ago | 2

| accepted

Answered
MATLAB Stack Exchange
There are a lot of MATLAB questions on Stack Overflow. Here's a link to different MATLAB Communities: https://www.mathworks.com/...

8 months ago | 0

Solved

The Piggy Bank Problem
Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.] Bonus though...

8 months ago

Answered
Professional looking Matlab FAQ
There is now a MATLAB FAQs page on MATLAB Answers: https://www.mathworks.com/matlabcentral/answers/faqs

8 months ago | 1

Answered
Where Can I Find Reference URLS to Make Answering Questions Here Easier?
There is now a MATLAB FAQs section of MATLAB Answers: https://www.mathworks.com/matlabcentral/answers/faqs

8 months ago | 0

Published

Top ThingSpeak IoT Questions from Google
We were searching around for ThingSpeak IoT resources and noticed that Google was sharing the top questions related to...

1 year ago

Highlighted

Pacific Ocean Temperature Change Since 1950
<https://www.mathworks.com/matlabcentral/fileexchange/70338-climate-data-toolbox-for-matlab Climate Data Toolbox> was develope...

1 year ago | 7

Highlighted

MATLAB EXPO 2021 - Open to Everyone for Free - May 4-5 | Online
*MATLAB EXPO 2021 is May 4-5, 2021!* <</matlabcentral/discussions/uploaded_files/4770/data>> *MATLAB EXPO is open to every...

1 year ago | 7

Answered
How can I display just a small section of my chart?
Try setting results equal to 10, or days equal to 1. For more options, check out the ThingSpeak documentation: https://www.mathw...

1 year ago | 1

Published

Introducing the New ThingSpeak Community Hosted at MathWorks
First, I would like to introduce the new ThingSpeak Community hosted at MathWorks. The community will moderated and curated...

1 year ago

Answered
posting field values within few seconds fails
The free ThingSpeak account tier has an update rate limit of 15 seconds. You can send both field values in one update. fie...

1 year ago | 1

Question

Are you a startup?
I wanted to see if any of you are a part of a startup, represent an accelerator, or an entrepreneur. Let me know below or feel f...

1 year ago | 0 answers | 0

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answers

Published

Staying Connected with CheerLights and ThingSpeak
This time of year is about staying connected, maybe more so this year than with previous years. CheerLights is an IoT...

1 year ago

Published

ThingSpeak Now Supports MATLAB Swarm Scatter Charts
ThingSpeak automatically gives you access to the latest MATLAB features from the latest MATLAB release. MATLAB R2020b now...

1 year ago

Solved

Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

1 year ago

Solved

Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

1 year ago

Published

Explore ThingSpeak IoT Data Using a MATLAB App
ThingSpeak users frequently ask how to build customized views for their ThingSpeak data. The channel view provides...

1 year ago

Question

Who is using the MATLAB Discord channel?
Is anyone using the MATLAB Discord channel?

2 years ago | 3 answers | 3

3

answers

Answered
Putting a code open source
You can share your open source MATLAB project via GitHub and then peer it to File Exchange. This will get you maximum reach and ...

2 years ago | 1

Answered
Upload trained machine learning model to Thingspeak
There is a "Developing an IoT Analytics System with MATLAB, Machine Learning, and ThingSpeak" paper linked from the ThingSpeak w...

2 years ago | 1

| accepted

Published

One Million ThingSpeak Channels!
Christopher Stapels, the product marketing manager for ThingSpeak, told me that we crossed ONE MILLION CHANNELS of IoT data...

2 years ago

Channel

Channel 1000207

2 years ago

Answered
License Manager Error -9 Your username does not match the username in the license file.
The best way to resolve a License Manager Error -9 is by reactivating MATLAB with the activation client. Linux The activation ...

2 years ago | 18

Answered
Translation R code to Matlab
I don't have a direct answer, but you could use a COM-based interface to call your R function from within MATLAB. There is a pro...

2 years ago | 0

Published

Send Email Alerts from ThingSpeak
For this post, I would like to introduce Christopher Stapels as our guest blogger. Christopher builds lots of cool IoT...

2 years ago

Answered
How to fix this error on Matlab analysis for your email notification?
Is your channel private? If so, then you need to supply a Read API Key with the URL. url=strcat('https://api.thingspeak.com/cha...

2 years ago | 1

Answered
How to read data from your thingspeak on Matlab Analysis
I would start with thingSpeakRead function in MATLAB. data = thingSpeakRead(12397,'Fields',[1,4],'NumPoints',3,'OutputFormat','...

2 years ago | 0

Answered
How to read data in thingspeak using rest client?
Hi. You are close. You also need to provide a Read API Key. https://api.thingspeak.com/channels/929272/feeds.xml?results=4&ap...

2 years ago | 0

Hans Scharler

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