Vascular Extraction Using MRA Statistics and Gradient Information

Table 2

Comparisons of executive time among the methods.

Data number	The probabilistic model	Active contour model	The proposed model
#1	4′13′′	16′67′′	5′79′′
#2	3′80′′	16′36′′	5′60′′
#3	4′01′′	16′40′′	6′21′′
#4	3′89′′	16′75′′	5′76′′
#5	4′34′′	17′48′′	6′34′′
#6	3′78′′	17′45′′	5′51′′
#7	4′67′′	27′68′′	7′40′′
#8	4′89′′	27′95′′	7′15′′
#9	5′02′′	32′30′′	8′22′′
#10	5′15′′	27′55	7′41′′
#11	3′33′′	14′02′′	4′99′′
#12	3′14′′	13′75′′	4′87′′
#13	3′58′′	15′81′′	5′18′′
Avg TD	4′13^′′±64′′	20′24^′′±6′30′′	6′19^′′±1′05′′