Announcements

	Final project presentations on Wednesday
		Each group has 10 minutes
		Place .ppt talk in artifact directory
	Final reports due on Friday at 11:59pm
		Web page (see project4 web page)
		Does not have to be long, but should be sufficient to describe what you did, related work, results, and discussion
	Evals at the end of class today

Matting and Transparency

How does Superman fly?

	Super-human powers?
	OR
	Image Matting?

Digital matting

Compositing

Compositing

Compositing

Matting

Matting

Matting (reduce #unknowns)

Matting (reduce #unknowns)

Problems with color difference

Matting (add observations)

Matting (add priors)

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Fast Separation of Direct and Global Images
Using High Frequency Illumination

	Shree K. Nayar
	Gurunandan G. Krishnan
	Columbia University

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