Stanford CS223B Computer Vision, Winter 2007 Lecture 2b Software for Computer Vision
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Transcript of Stanford CS223B Computer Vision, Winter 2007 Lecture 2b Software for Computer Vision
![Page 1: Stanford CS223B Computer Vision, Winter 2007 Lecture 2b Software for Computer Vision](https://reader034.fdocuments.us/reader034/viewer/2022051516/56812a74550346895d8df8c2/html5/thumbnails/1.jpg)
Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
Stanford CS223B Computer Vision, Winter 2007
Lecture 2b Software for Computer Vision
Professors Sebastian Thrun and Jana Kosecka
CAs: Vaibhav Vaish and David Stavens
![Page 2: Stanford CS223B Computer Vision, Winter 2007 Lecture 2b Software for Computer Vision](https://reader034.fdocuments.us/reader034/viewer/2022051516/56812a74550346895d8df8c2/html5/thumbnails/2.jpg)
Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
Matlab versus OpenCV
• Extremely easy to use
• Interpreter + compiler
• Advanced graphics
• Difficult to install
• Highly Efficient
• More advanced functions
• Pre-installed in Linux FC6
• Inconsistent
![Page 3: Stanford CS223B Computer Vision, Winter 2007 Lecture 2b Software for Computer Vision](https://reader034.fdocuments.us/reader034/viewer/2022051516/56812a74550346895d8df8c2/html5/thumbnails/3.jpg)
Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
Matlab
![Page 4: Stanford CS223B Computer Vision, Winter 2007 Lecture 2b Software for Computer Vision](https://reader034.fdocuments.us/reader034/viewer/2022051516/56812a74550346895d8df8c2/html5/thumbnails/4.jpg)
Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
F1 - Matlab Help
![Page 5: Stanford CS223B Computer Vision, Winter 2007 Lecture 2b Software for Computer Vision](https://reader034.fdocuments.us/reader034/viewer/2022051516/56812a74550346895d8df8c2/html5/thumbnails/5.jpg)
Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
Basic Matrix Operations (Demo)
![Page 6: Stanford CS223B Computer Vision, Winter 2007 Lecture 2b Software for Computer Vision](https://reader034.fdocuments.us/reader034/viewer/2022051516/56812a74550346895d8df8c2/html5/thumbnails/6.jpg)
Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
Live Demo Here
![Page 7: Stanford CS223B Computer Vision, Winter 2007 Lecture 2b Software for Computer Vision](https://reader034.fdocuments.us/reader034/viewer/2022051516/56812a74550346895d8df8c2/html5/thumbnails/7.jpg)
Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
A Simple Example
![Page 8: Stanford CS223B Computer Vision, Winter 2007 Lecture 2b Software for Computer Vision](https://reader034.fdocuments.us/reader034/viewer/2022051516/56812a74550346895d8df8c2/html5/thumbnails/8.jpg)
Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
A Simple Example, Revisited
• Check out Image Library, many common routines available
![Page 9: Stanford CS223B Computer Vision, Winter 2007 Lecture 2b Software for Computer Vision](https://reader034.fdocuments.us/reader034/viewer/2022051516/56812a74550346895d8df8c2/html5/thumbnails/9.jpg)
Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
Try “Image Toolbox Demos”
![Page 10: Stanford CS223B Computer Vision, Winter 2007 Lecture 2b Software for Computer Vision](https://reader034.fdocuments.us/reader034/viewer/2022051516/56812a74550346895d8df8c2/html5/thumbnails/10.jpg)
Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
Blurring Example Demo (1)
![Page 11: Stanford CS223B Computer Vision, Winter 2007 Lecture 2b Software for Computer Vision](https://reader034.fdocuments.us/reader034/viewer/2022051516/56812a74550346895d8df8c2/html5/thumbnails/11.jpg)
Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
Blurring Example Demo (2)
• More steps in Matlab Demo
![Page 12: Stanford CS223B Computer Vision, Winter 2007 Lecture 2b Software for Computer Vision](https://reader034.fdocuments.us/reader034/viewer/2022051516/56812a74550346895d8df8c2/html5/thumbnails/12.jpg)
Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
Demo: Image Transformations
![Page 13: Stanford CS223B Computer Vision, Winter 2007 Lecture 2b Software for Computer Vision](https://reader034.fdocuments.us/reader034/viewer/2022051516/56812a74550346895d8df8c2/html5/thumbnails/13.jpg)
Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
Live Demo Here
![Page 14: Stanford CS223B Computer Vision, Winter 2007 Lecture 2b Software for Computer Vision](https://reader034.fdocuments.us/reader034/viewer/2022051516/56812a74550346895d8df8c2/html5/thumbnails/14.jpg)
Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
Matlab Code
![Page 15: Stanford CS223B Computer Vision, Winter 2007 Lecture 2b Software for Computer Vision](https://reader034.fdocuments.us/reader034/viewer/2022051516/56812a74550346895d8df8c2/html5/thumbnails/15.jpg)
Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
Matlab Code
![Page 16: Stanford CS223B Computer Vision, Winter 2007 Lecture 2b Software for Computer Vision](https://reader034.fdocuments.us/reader034/viewer/2022051516/56812a74550346895d8df8c2/html5/thumbnails/16.jpg)
Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
Output of edge_script.m
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Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
Figure 4: quiver
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Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
OpenCV by Gary Bradski, Intel
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Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
OpenCV: Install as rpm
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Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
OpenCV Code
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Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
Compiling+Running OpenCV
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Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
Movies in OpenCV:
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Sebastian Thrun & Jana Kosecka CS223B Computer Vision, Winter 2007
Live Demo Here