Fully automated trimap generation for matting with Kinect

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Presentation transcript:

Fully automated trimap generation for matting with Kinect Stereo calibration Image alignment Extracting segment of interest K-means Matting Register RGB & Z cameras N-cuts Clustering Trimap Generation Karen Cheng - Buu-Minh Ta 1

Fully automated trimap generation for matting with Kinect Manual trimap for ground truth Error (size=1) Error (size=3) Error (size=4) Error (size=5) Book 0.1534 0.1196 0.0746 0.0454 Chair 1 0.1163 0.1085 0.1067 0.1083 Chair 2 0.2021 0.2637 0.2815 0.2867 Human 1 0.0551 0.0443 0.0341 0.0404 Human 2 0.1051 0.0901 0.0794 0.0685 Human 3 0.0728 0.0643 0.0636 0.0644 K-Means Alpha mask Generated Truth Difference with ground truth Karen Cheng - Buu-Minh Ta 2

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