Oversegmentation Graphbased segmentation reference P F Felzenszwalb and
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Oversegmentation 此步驟會對原始影像進行切割,目的是讓最終的模糊結 果更符合現實中物體範圍 左圖為原圖,右為Graph-based segmentation的結果(顏色為隨機 ) reference: P. F. Felzenszwalb and D. P. Huttenlocher, "Efficient Graph-Based Image Segmentation, " Int', l J. Computer Vision, vol. 59, pp. 167 -181, 2004.
Markov Random Field
Markov Random Field - 3
Markov Random Field - 4
Markov Random Field - 5
Markov Random Field - 6
Belief Propagation
Gaussian Blur 做完BP後,解出各區塊的模糊程度值L 將 L 轉換成產生 Blur window 的 sigma 再對原圖套用不同的 Blur window sigma=1 sigma=5 sigma=16 sigma=32
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