@inproceedings{trans_layer_cvpr08,
        AUTHOR = "Yeung, S.K. and Wu, T.P. and Tang, C.K.",
        TITLE = "Extracting smooth and transparent layers from a single image",
        BOOKTITLE = "IEEE Conference on Computer Vision and Pattern Recognition, 2008 (CVPR08)",
        YEAR = "2008",
        PAGES = "1-7"}