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Hans Scharler


MathWorks

192 total contributions since 2011

IoT Engineer @thingspeak

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  • Thankful Level 3
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  • First IoT Channel
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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...

9 days 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...

12 days 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...

13 days ago | 1

| accepted

Channel


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

2 months ago

Channel


My Contributions to MATLAB Central
Tracking my contributions to MATLAB Central

2 months ago

Channel


Framingham, MA Temperature
The temperature in Framingham, MA

2 months ago

Published


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

3 months 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...

5 months 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...

5 months 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...

6 months 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...

8 months 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...

10 months 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...

11 months 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...

1 year ago

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Answered
Having trouble with upload delay in thingspeak
Free ThingSpeak user accounts have a 15 second rate limit. Paid options, commercial for example, have a 1 second rate limit. ...

1 year ago | 0

Published


Organize Your ThingSpeak IoT Channels with Tags!
I am excited to announce a number of new features that are available to all ThingSpeak users. We added the ability for...

1 year ago

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Discussions About How to Use MATLAB and Arduino on the MATLAB Maker Community
As most of you know I love building IoT projects. Most of these maker projects use an Arduino, Particle, or Raspberry Pi,...

1 year ago

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Published


Join Us at the MIT Connected Things Conference
Join the MathWorks and ThingSpeak IoT team at the MIT Connected Things 2018 conference held at the MIT Media Lab on April...

1 year ago

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Answered
How to interface raspberrypi hardware with Matlab Version 2015 or 2017
I would start with installing the <https://www.mathworks.com/hardware-support/raspberry-pi-matlab.html MATLAB Support Package fo...

1 year ago | 0

Published


Learn How to Build a Condition Monitoring IoT System
Douglas Mawrey created a Smart Humidity Sensor using ThingSpeak to collect data, MATLAB to analyze the data, and IFTTT to...

1 year ago

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Answered
thingSpeakWrite Error in MATLAB
Do you have the <https://www.mathworks.com/matlabcentral/fileexchange/52244-thingspeak-support-toolbox ThingSpeak Support Toolbo...

1 year ago | 0

Published


What is a Bomb Cyclone? Use ThingSpeak and MATLAB to Figure it Out.
Social media is blowing up the term bomb cyclone. The term is everywhere from Twitter to 24/7 news coverage of the storm...

1 year ago

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Learn How to Build a Custom Android App for a ThingSpeak IoT Project
ThingSpeak has APIs for collecting data produced by sensors and APIs for reading that data from applications. Think of an...

1 year ago

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Published


Subscribe to ThingSpeak IoT Data using MQTT
The ThingSpeak IoT service now supports MQTT subscriptions to receive instant updates when a ThingSpeak channel gets...

1 year ago

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Answered
Is there a way to access data from a local ThingSpeak server using the ThingSpeak Matlab Toolbox?
Yes, for both thingSpeakRead and thingSpeakWrite, there is a name-value pair called, " <https://www.mathworks.com/help/thingspea...

1 year ago | 0

| accepted

Answered
controlling raspberry pi's output via thingspeak
ThingSpeak supports both <https://www.mathworks.com/help/thingspeak/rest-api.html REST> and <https://www.mathworks.com/help/thin...

1 year ago | 0

| accepted

Answered
Does MATLAB support MQTT?
We just released a File Exchange submission that allows MATLAB to publish and subscribe to/from MQTT brokers. Install <https://w...

1 year ago | 0

Answered
Equipment with good compatibility with MatLab
Yes, the Arduino can send the data straight to MATLAB. Install the <https://www.mathworks.com/hardware-support/arduino-matlab.ht...

1 year ago | 0

Published


Collecting Resting Heart Rate Data Using ThingSpeak With a $5 Wi-Fi Device
Naman Chauhan from SRM University created a proof-of-concept project that measures your resting heart rate and sends the...

1 year ago

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Don’t Get Stuck in the Mud, Understand Tide Levels with MATLAB
Tides go up and down. But, the question is when and how will the tide levels change in the future. If you are planning a...

1 year ago

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