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Hans Scharler


Last seen: 2 days ago

MathWorks

208 total contributions since 2011

IoT Engineer @thingspeak

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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 months 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...

3 months ago

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Channel 1000207

3 months 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 ...

4 months ago | 0

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...

4 months 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...

5 months ago

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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...

6 months 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','...

6 months 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...

6 months ago | 0

Answered
i am sending the data from RTC through arduino to thingspeak. the data sent is shown in the serial monitor but cant see any graph on thingspeak.
I would start by combining all of the update requests into one request. String secData = "GET /update?api_key="+ myAPI +"&"+ ...

7 months ago | 0

Published


Collect and Visualize Agricultural Data using The Things Network and ThingSpeak
Long-range wireless communication technology enables the transfer of sensor data over a long distance while using low-power...

8 months ago

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Weather and level station
Weather and level station using the Sentient Things IoT Node

8 months ago

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Analyze and Visualize Air Quality Data with MATLAB
Have you ever wondered if the air around you is healthy? It is possible to understand air quality by using MATLAB to...

11 months ago

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ThingSpeak noncommercial channel limits
50% complete refers to how much of the channel settings that you have specified. If you add a description, tags, field labels, a...

12 months ago | 0

| accepted

Answered
get local temperature into thingspeak
Try weather.gov and passing in decimal degrees location for your city. natickWeather = webread('http://forecast.weather.gov...

12 months ago | 0

Answered
thingspeak read --> stock in a variable --> use this variable in thingspeakwrite ? possible ?
I would try this using the MATLAB Analytics app. The MATLAB Analytics app can be scheduled to run periodically. Also, on the lin...

1 year ago | 0

Answered
ThingSpeak don't update channel automatic
I would write to a second ThingSpeak channel instead of writing data back to the same channel. The reason is that ThingSpeak wil...

1 year ago | 0

Answered
Thingspeak bulk update csv problem
What URL are you sending the POST request? For this format, you need this URL: https://api.thingspeak.com/channels/XXXYYY/bulk_u...

1 year ago | 1

| accepted

Published


Predictive Maintenance: From Development to IoT Deployment
Interest in predictive maintenance is increasing as more and more companies see it as a key application for data analytics...

1 year ago

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Google Scholar Citations
Tracking my Google Scholar Citations over time using MATLAB + TimeControl

1 year ago

Channel


My Contributions to MATLAB Central
Tracking my contributions to MATLAB Central

1 year ago

Channel


Framingham, MA Temperature
The temperature in Framingham, MA

1 year ago

Published


ThingSpeak Library for Arduino
The ThingSpeak team has released an updated version of the ThingSpeak Communication Library for Arduino, ESP8266, and ESP32...

1 year ago

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Answered
Hough transform from scratch using MATLAB code to detect a line
Do you have access to the book, "Digital Image Processing Using MATLAB"? Consider the normal representation of a line: x cos(th...

1 year ago | 0

Published


Deep Learning and IoT at University of Louisiana at Lafayette Science Day
This is a guest post by Diamond Blackwell, ACM-W President at the University of Louisiana at Lafayette. On Friday, October...

1 year ago

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Deep Learning and IoT Workshop at GHC 18, Grace Hopper Celebration of Women in Computing
Dear friends, we: Louvere Walker-Hannon, an application engineer who assists customers doing deep learning and data...

1 year ago

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Libelium Now Supports ThingSpeak with MATLAB enabled IoT Analytics
Libelium makes the Meshlium IoT Gateway that supports commercial IoT systems and sensor applications such as waste...

1 year ago

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Create and Train a Feedforward Neural Network
We have published an example in the ThingSpeak documentation that shows you how to train a feedforward neural network to...

2 years ago

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Introducing ThingSpeak Gauges!
The ThingSpeak IoT has been building a new framework to support widgets on channel views. Widgets can be added to the...

2 years ago

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ThingSpeak Now Supports the Predictive Maintenance Toolbox for MATLAB
The ThingSpeak team has integrated the Predictive Maintenance Toolbox for MATLAB into the IoT Analytics features of...

2 years ago

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