Shape Teacher Kathryn Chong Quigley EPS 209 Matlab Final Project Presentation.
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Transcript of Shape Teacher Kathryn Chong Quigley EPS 209 Matlab Final Project Presentation.
Shape TeacherKathryn Chong Quigley
EPS 209 MatlabFinal Project Presentation
Shape TeacherKathryn Chong Quigley
EPS 209 MatlabFinal Project Presentation
Shape TeacherKathryn Chong Quigley
EPS 209 MatlabFinal Project Presentation
Shape TeacherKathryn Chong Quigley
EPS 209 MatlabFinal Project Presentation
Shape Teacher?
• Smart Phone App
• Teaches Basic Shapes
• Users Identify Shapes Around Them
• Context Increases Learning
Phone App Flowchart
Matlab Code
•Looped to process multiple images•Filter image and make high contrast B&W •Convert to label matrix and find largest grain•Using region props for largest grain •Use parameters to differentiate between shapes•Print shape name on to the original image.
Images Used in Prototype
Images Used in Prototype
Regionprops BoundingBox
Regionprops BoundingBox
Ecc > 0.8
Regionprops BoundingBox
Ecc > 0.8 Nonsymmetrical
Regionprops BoundingBox
Ecc > 0.8 Nonsymmetrical Area / bbox(3) * bbox(4) > 7.9
Regionprops BoundingBox
Ecc > 0.8 Nonsymmetrical Area / bbox(3) * bbox(4) > 7.9 Rectangle!
Decision Tree
Circle in the Watch
Circle in the Watch
Circle in the Watch
Circle in the Watch
Circle in the Watch
Circle in the Watch
The Shapes Identified