Fig. 4From: Real-time algorithm for Poissonian noise reduction in low-dose fluoroscopy: performance evaluationa Raw image; b VBM4D with algebraic inversion; c NVCA, 3 × 3 × 3 mask T = 2σ; d moving average 3 × 3 × 3 mask; e NVCA, 5 × 5 × 5 mask T = 2σ; f moving average 5 × 5 × 5 mask. The yellow vertical line in a indicates the profile selected for the spatial resolution evaluationBack to article page