DocumentCode :
3565411
Title :
Integration of spatial fuzzy clustering with level set for segmentation of 2-D angiogram
Author :
Ghalehnovi, M. ; Zahedi, E. ; Fatemizadeh, E.
Author_Institution :
Electr. Eng. Dept., Sharif Univ. of Technol., Tehran, Iran
fYear :
2014
Firstpage :
309
Lastpage :
314
Abstract :
Coronary angiography is a vital instrument to detect the prevailing of vascular diseases, and accurate vascular segmentation acts a crucial role for proper quantitative analysis of the vascular tree morphological features. Level set methods are popular for segmenting the coronary arteries, but their performance is related to suitable start-up and optimum setting of regulating parameters, essentially done manually. This research presents a novel fuzzy level set procedure with the objective of segmentation of the coronary artery tree in 2-D X-ray angiography as automatically. It is clever to clearly develop from the early segmentation with spatial fuzzy grouping. The adjusting parameters of the level set evolution are projected from the upshots of fuzzy grouping. The adjusting factors of the level set are updated after a number of curve progress. These enhancements ease level set handling and clue to extra strong, exact, automatic and fast segmentation. It is revealed that the offered method can attain automatic and accurate segmentation of vascular angiograms.
Keywords :
blood vessels; cardiology; diagnostic radiography; diseases; feature extraction; fuzzy set theory; image segmentation; medical image processing; pattern clustering; 2D X-ray angiography; 2D angiogram segmentation; adjusting parameter projection; automatic coronary artery tree segmentation; coronary angiography; coronary artery segmentation; curve progress; early segmentation; fuzzy level set method; level set adjusting factor updating; level set evolution; manual regulating parameter setting; optimum regulating parameter setting; quantitative analysis; spatial fuzzy clustering; spatial fuzzy grouping; start-up regulating parameter setting; vascular angiogram segmentation accuracy; vascular disease detection; vascular tree morphological feature analysis; Active contours; Arteries; Equations; Image segmentation; Level set; Manuals; Mathematical model; Active contour model; Extraction of the vascular tree; Fuzzy grouping; Segmentation of 2-D angiography images; level set methods;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Biomedical Engineering and Sciences (IECBES), 2014 IEEE Conference on
Type :
conf
DOI :
10.1109/IECBES.2014.7047509
Filename :
7047509
Link To Document :
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