michal illich - big data image compression
TRANSCRIPT
![Page 1: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/1.jpg)
Michal Illich
![Page 2: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/2.jpg)
Big Data* Image Compression ✓ buzzword included
![Page 3: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/3.jpg)
![Page 4: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/4.jpg)
JPEG
![Page 5: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/5.jpg)
Important parts
![Page 6: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/6.jpg)
JPEG 1:50 JPEG 1:200
![Page 7: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/7.jpg)
![Page 8: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/8.jpg)
350M 40M 60M
New images daily
![Page 9: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/9.jpg)
→ 15M blocks 8x8 pixels
![Page 10: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/10.jpg)
Data → Model bigger=better
Machine learning style
![Page 11: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/11.jpg)
![Page 12: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/12.jpg)
6 MB
![Page 13: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/13.jpg)
![Page 14: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/14.jpg)
Compressed 1:96
![Page 15: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/15.jpg)
Compressed 1:96 JPEG 1:96
![Page 16: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/16.jpg)
![Page 17: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/17.jpg)
světlost a barva, podobnost dílků, menší dílky, atd.
![Page 18: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/18.jpg)
Jde to.
![Page 19: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/19.jpg)
Michal Illich
@michalillich
michal.illich.cz
![Page 21: Michal Illich - Big Data Image Compression](https://reader034.vdocuments.net/reader034/viewer/2022052504/554a29a3b4c90520578b4c54/html5/thumbnails/21.jpg)
Appendix: Autoři obrázkůvětšina Dominika a já
dva ze seriálu Silicon Valley od HBO
http://upload.wikimedia.org/wikipedia/commons/2/23/Dctjpeg.png
http://emericdev.wordpress.com/2011/08/26/a-comprehensive-guide-to-parallel-video-decoding/
http://www.betshoot.com/blog/an-unwanted-world-cup/(autora žádné médium neuvádí, ale tenhle obrázek přebraly desítky článků)