Hybrid Pixel-Based Method for Cardiac Ultrasound Fusion Based on Integration of PCA and DWT

Figure 12

Visual results of segmentation on end-diastole frame for fused image and input image both; reference image segmentation results have some failure due to leakage.

(a) Visual results of geometrically constrained level set segmentation algorithm on input image from dataset 1

(b) Results of Geo segmentation on fused images by DWT level 1 on dataset 1

(c) Results of Geo segmentation on fused images by DWT level 2 on dataset 1

(d) Results of Geo segmentation on fused images by PCA on dataset 1

(e) Results of Geo segmentation on fused images by PCA + DWT (level 1) on dataset 1

(f) Results of Geo segmentation on fused images by the proposed method on dataset 1