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Human Skin Colour Clustering for Face
Detection
“15 Seconds of Fame”
Jure Kovač, Peter Peer, Franc Solina
Computer Vision LaboratoryFaculty of Computer and Information ScienceUniversity of Ljubljana, Slovenia
“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
An interactive art installation 15 second of fame
Hardware
Digital camera LCD monitor
computer
USB
Software
input photo
finding faces
transformation color filter
pop-art portrait
illumination compensation learning
15 second loop
Roadmap
Face detection algorithm Skin labeling approaches Illumination compensation
approaches Pop-art color transformations Summary
Face detection method #1Our original face detection method
Face detection method #2Simplified face detection method
Skin labeling approaches #1
Our modelin RGB colour space
Skin labeling approaches #2
Model #1in UV colour space
Hsu et al(TPAMI’02)
Cb Cr
Y Y
Skin labeling approaches #3
Model #2in UV colour space
Hsu et al(TPAMI’02)
Cb
Cr
Skin labeling approaches #4 –Results #1
Skin labeling approaches #4 –Results #2
Skin labeling approaches #4 –Results #3
Eliminating the influence of non-standard illumination
Grey World Modified Grey World White-Patch Retinex
Color by Correlation
Color transformations
+ color-balance
+ random coloring
+ posterize+ hue-saturation
+ color-balance+ posterize+ hue-saturation
= 17 universal filters
Different displayingE-mail ordering of portraits
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
The gallery of famous people
from the project web page: black.fri.uni-lj.si/15sec
The first public showing