Blur estimation

A two-dimensional blur kernel is computed for a digital image by first estimating a sharp image from the digital image. The sharp image is derived from the digital image by sharpening at least portions of the digital image. The two-dimensional blur function is computed by minimizing an optimization...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Szeliski, Richard, Joshi, Neel, Zitnick, Charles Lawrence
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A two-dimensional blur kernel is computed for a digital image by first estimating a sharp image from the digital image. The sharp image is derived from the digital image by sharpening at least portions of the digital image. The two-dimensional blur function is computed by minimizing an optimization algorithm that estimates the blur function.