Table 1 The coefficients of Taylor series expansion of F ( k )( N =16, θ k =(2 π k / N ) 0.8)
From: A novel scheme to design the filter for CT reconstruction using FBP algorithm
a 0 | 0.001585600279081 | a 9 | 0.604131093429063 |
a 1 | -0.030192172552822 | a 10 | 0.108486066097029 |
a 2 | 0.213462131921848 | a 11 | -0.404865317972757 |
a 3 | -0.686735955366388 | a 12 | -0.674935753170146 |
a 4 | 1.122118847097341 | a 13 | -0.298926140115388 |
a 5 | -0.387130280716676 | a 14 | -0.084322132559712 |
a 6 | -0.834889525296690 | a 15 | 0.339643128448386 |
a 7 | -0.005116780492169 | a 16 | 0.662450316746720 |
a 8 | 0.655962903880333 | a 17 | 0.239001712406937 |
a 18 | -0.529727742063988 | Â | Â |