Sentence examples for initial contour for from inspiring English sources

The efficiency is achieved by (1) automatically defining an initial contour for each slice, and (2) automatically computing weight values of each term in the applied energy functional at each iteration during evolution.

Ultimately, we utilize a rhombus as the initial contour for closed mouth and combined semi-ellipses as the outer and inner initial contour for open mouth.

We used watershed transform to provide a coarse and fast pre-segmentation, and used the resultant segmentation as the initial contour for the level set segmentation.

The user places three seed points on the grayscale image where the cusps are connected to each other to create the initial contour for the GVF snake.

After the image is segmented using watershed transform, we will use the resultant contour as the initial contour for a level set based method to refine the segmentation.

We implemented an automatic find and fit method, using the approach described in [ 20], to provide the initial contour for the minimization problem, which was suitable for the first frame whenever there was no blink or major artifact.

Although there are no initial contours for such non-zero constant function, we see from the second column that the contours emerge automatically after a few iterations.

Figure 9 shows the evolved results of both methods with different initial contours for the DSA_2 image.

The reason is that the LBF model is sensitive to the initial contour, and the model usually requires setting different initial contours for the disconnected objects.

Thirdly, an automatic initialization method for the evolution contour was developed by vessel shape enhancement, which overcame the problem of repeated trials for the initial contour of conventional local region active contour models for vessel segmentation and made the model converge rapidly.

A method for simulating the initial contour of the blade section is exposed, which simultaneously satisfy the aerodynamic and geometrical constraints under nominal conditions.