Tutorials

• How to get the Arduino stepper motor moving:
• https://www.youtube.com/watch?v=avrdDZD7qEQ
• https://www.youtube.com/watch?v=lmMTsbSbHC8
• https://www.youtube.com/watch?v=Sl2mzXfTwCs
• https://circuitdigest.com/microcontroller-projects/arduino-stepper-motor-control-tutorial/

• How to use the image object tracking in MATLAB:
• Download the USB Webcam extension for MATLAB:
• https://www.mathworks.com/matlabcentral/fileexchange/45182-matlab-support-package-for-usb-webcams
• Supported Functions for Webcams:
• https://www.mathworks.com/help/supportpkg/usbwebcams/ug/supported-functions-for-webcam.html
• Using the webcam in MATLAB:
• Acquiring a webcam image:
• https://www.mathworks.com/help/supportpkg/usbwebcams/ug/acquire-images-from-webcams.html
• Acquiring a real-time webcam feed by using a loop:
• https://www.mathworks.com/help/supportpkg/usbwebcams/ug/acquire-webcam-images-in-a-loop.html
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• How to scale captured images to lower resolutions (doing so will improve runtime / speed of the code, but decreases accuracy of the tracking):
• https://www.mathworks.com/help/matlab/ref/imagesc.html
• How to code the image tracking and adjust the identifying variables:
• https://www.mathworks.com/help/images/detect-and-measure-circular-objects-in-an-image.html
• How to use the circle finding command:
• https://www.mathworks.com/help/images/ref/imfindcircles.html
• Magnetic Force Calculator (used to determine distance between the magnets) (this helps when trying to find the "sweet spot" of opposing the gel's static to kinetic friction force of 0.01N):
• https://www.kjmagnetics.com/calculator.asp?calcType=disc