Sentence examples for extracted brushstroke from inspiring English sources
(c) Extracted brushstroke.
In the latter case, the extracted brushstroke and the current seed are discarded.
To this aim, a closing morphological operator, consisting in a dilation step followed by an erosion phase, is applied to the extracted brushstroke.
On the extracted brushstrokes, several representative features can then be calculated, like orientation, length, and width.
This result may be due to possible irregularities in the shape of the automatically extracted brushstrokes.
Brushstroke was extracted through the combination of edge detection and clustering-based segmentation, and diverse feature values were calculated from the extracted brushstrokes.
Manually marked and automatically extracted brushstrokes have been provided by and used with the permission of the authors of [9].
Valid rate: ∑ i = 1 n C i,. / n : C i,. = 1, the percentage of automatically extracted brushstrokes that are covered by one manual brushstroke.
Fill rate: ∑ j = 1 m C., j / m : C., j = 1, the percentage of manually extracted brushstrokes that are covered by one automatic brushstroke.
C., j = ∑ i = 1 n C i, j is the number of automatically extracted brushstrokes that are covered by manual brushstroke B j ∗.
However, the proposed method achieves better performances for the last two metrics, meaning that it is able to approximate a single manually marked brushstroke with a smaller number of automatically extracted brushstrokes that are larger than those of [9].
