0. SSD means: Spectral Saliency Detector
1. usage: salMap = salSSD('test.jpg');
2. Please cite: 

Jia Li, Ling-Yu Duan, Xiaowu Chen, Tiejun Huang and Yonghong Tian. Finding the Secret of Image Saliency in the Frequency Domain. IEEE Transactions on Pattern Analysis and Machine Intelligence. 37(12), pp. 2428-2440, 2015.

@ARTICLE{li2015finding,
	author		=		{Li, J. and Duan, L. and Chen, X. and Huang, T. and Tian Y.},
	journal		=		PAMI,
	title		=		{Finding the Secret of Image Saliency in the Frequency Domain},
	year		=		{2015},
	volume		=		{37},
	number		=		{12},
	pages		=		{2428-2440},
	doi		=		{10.1109/TPAMI.2015.2424870},
	ISSN		=		{0162-8828}
}