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Table 1 Selected algorithm and used models, features and extraction scheme

From: Automatic pulmonary fissure detection and lobe segmentation in CT chest images

Authors Models Features Extraction scheme
Algorithms using fissure appearances
Pu et al. [1416] ▪ The surface shaped structure ▪ Marching cubes algorithm, Laplacian smoothing and extended Gaussian image ▪ Implicit surface fitting using Radial Basis Functions (RBF)
Rikxoort et al. [17] ▪ Difference with the other texture ▪ Trained features ▪ Supervised filter and classier
Wei et al. [18] ▪ A curvilinear line in 2D slice ▪ Line structure ▪ Adaptive fissure sweeping and wavelet transform
Ross et al. [19, 20] ▪ Ridge-like structure in 2D slice ▪ Ridgeness ▪ Thin plate splines and maximum a posteriori estimation
Wang et al. [21, 22] ▪ Smooth high-intensity curve in 2D slice ▪ Intensity or ridgeness ▪ A curve growing algorithm modeled by Bayesian network
Algorithms using lung, bronchus, and vessel information
Zhang et al. [23] ▪ Smooth surface ▪ Ridgeness image ▪ Fuzzy reasoning system
▪ Ridge-like structure in 2D slice ▪ Anatomic pulmonary atlas
Ukil et al. [24] ▪ Sparseness of the vessel ▪ Ridgeness ▪ 3D watershed transform
▪ Match with bronchus tree structure   ▪ Optimal surface
▪ Ridge-like structure in 2D slice   
Rikxoort et al. [2527] ▪ The lung borders ▪ Trained features for fissure ▪ Supervised filter
▪ Airways and fissures   ▪ Registration
Wei et al. [28] ▪ Different texture for fissure ▪ Texture analysis ▪ Dynamic programming
▪ Large continuous fissure surface ▪ Projection  
Kuhnigk et al. [29], Lassen et al. [30] ▪ Sparseness of the vessel ▪ The original data removed blood vessel ▪ Cost image
▪ High intensity ▪ The vasculature ▪ Multi-dimensional interactive watershed transform
▪ Match with bronchus tree structure ▪ The bronchial tree  
▪ Separation by surface-shaped fissure ▪ Pulmonary fissures  
Appia et al. [31] ▪ High intensity ▪ The intensity ▪ Global minimal path
▪ Sparseness of the vessel ▪ Distance of the vasculature  
▪ Smooth in 2D ▪ Curvature in 2D  
▪ Continuity in 3D ▪ Continuity in 3D  
Zhou et al. [32] ▪ Sparseness of the vessel ▪ Bronchus segmentation ▪ Voronoi division algorithm
▪ Match with bronchus tree structure ▪ Vessel segmentation ▪ Laplacian filter
▪ Fissure appearance of line at 2D slice