ACM SIGGRAPH 2003 Papers
Automatic HDRI generation of dynamic environments
SIGGRAPH '05 ACM SIGGRAPH 2005 Sketches
High dynamic range compression by half quadratic regularization
ICIP'09 Proceedings of the 16th IEEE international conference on Image processing
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It is very challenging to synthesize a ghosting-free high dynamic range (HDR) image using differently exposed low dynamic range (LDR) images with moving objects. To achieve this, an anti-ghosting scheme is required to detect and patch occluded motion regions. In this poster, a new optimization problem is formulated on patching motion regions along a differently exposed image sequence, which optimizes consistencies in both spatial and temporal domain. To solve this optimization problem, a hybrid patching scheme including pixel-level intensity mapping function and block-based template matching is proposed.