gs2dsigma_x1_y1

指定方差和窗口的大小, 产生2维高斯平滑窗的源码.

[   0.91854 	    0.00376][   3.66809 	    0.01500][   5.81266 	    0.02377][   3.66809 	    0.01500][   0.91854 	    0.00376]
[   3.66809 	    0.01500][  14.64804 	    0.05991][  23.21212 	    0.09494][  14.64804 	    0.05991][   3.66809 	    0.01500]
[   5.81266 	    0.02377][  23.21212 	    0.09494][  36.78325 	    0.15045][  23.21212 	    0.09494][   5.81266 	    0.02377]
[   3.66809 	    0.01500][  14.64804 	    0.05991][  23.21212 	    0.09494][  14.64804 	    0.05991][   3.66809 	    0.01500]
[   0.91854 	    0.00376][   3.66809 	    0.01500][   5.81266 	    0.02377][   3.66809 	    0.01500][   0.91854 	    0.00376] 



0.003757, 0.015003, 0.023774, 0.015003, 0.003757, 
0.015003, 0.059912, 0.094940, 0.059912, 0.015003, 
0.023774, 0.094940, 0.150447, 0.094940, 0.023774, 
0.015003, 0.059912, 0.094940, 0.059912, 0.015003, 
0.003757, 0.015003, 0.023774, 0.015003, 0.003757,