1. Human Skin Colour Clustering for Face Detection “15 Seconds of Fame” Jure Kovač, Peter Peer, Franc Solina Computer Vision Laboratory Faculty of Computer and Information Science University of Ljubljana, Slovenia

2. “In the future everybody will be famous for 15 minutes.” Andy Warhol Marilyn Monroe (Andy Warhol, 1964) Application Contribution Skin models Tested using our algorithm Purpose

3. An interactive art installation 15 second of fame

4. Hardware Digital camera LCD monitor computer USB

5. Software input photo finding faces transformation color filter pop-art portrait illumination compensation learning 15 second loop

6. Roadmap Face detection algorithm Skin labeling approaches Illumination compensation approaches Pop-art color transformations Summary

7. Face detection method #1 Our original face detection method

8. Face detection method #2 Simplified face detection method

9. Skin labeling approaches #1 Our model in RGB colour space

10. Skin labeling approaches #2 Model #1 in UV colour space Hsu et al (TPAMI’02) C b C r YY

11. Skin labeling approaches #3 Model #2 in UV colour space Hsu et al (TPAMI’02) C b C r

12. Skin labeling approaches #4 – Results #1

13. Skin labeling approaches #4 – Results #2

14. Skin labeling approaches #4 – Results #3

15. Eliminating the influence of non-standard illumination Grey World Modified Grey World White-Patch Retinex Color by Correlation

16. Color transformations + color-balance + random coloring + posterize + hue-saturation + color-balance + posterize + hue-saturation = 17 universal filters Different displaying E-mail ordering of portraits

17. Conclusions Graz (Austria), Zagreb (Croatia) Leonardo (MIT Press) Rent/Buy For our detection scheme the 3D Color space proved better!!! The people accepted application very well

18. The gallery of famous people from the project web page: black.fri.uni-lj.si/15sec

19. The first public showing