运行demo.m以了解如何使用 Saliency Optimization [1]以及Saliency Filter [2]，Geodesic Saliency [3] Manifold Ranking [4]。 [1] Wangjiang Zhu, Shuang Liang, Yichen Wei, and Jian Sun. Saliency Optimization from Robust Background Detection. In CVPR, 2014. [2] F. Peraz