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Figure 4
Images reconstructed by (a–c) the FBP, (d–f) EST and (g–i) TV-EST algorithms from few-view projections. (a, d, g) 25-view projections, (b, e, h) 20 projections and (c, f, i) 15 projections. (j, k, l) Central line profiles of (a, d, g). |
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Figure 4
Images reconstructed by (a–c) the FBP, (d–f) EST and (g–i) TV-EST algorithms from few-view projections. (a, d, g) 25-view projections, (b, e, h) 20 projections and (c, f, i) 15 projections. (j, k, l) Central line profiles of (a, d, g). |