To determine intensity of Edge Detection click Edge Detection folder. Use the Edge Detection effect to intensify outlines of high contrast while darkening areas of low contrast. You can set sensitivity of edge detection by value.

The following shows an image of the Palace, as illustrated in the left photo. But after being edge detection adjusted, the image is modified, as illustrated in other photo.

• To drag the mouse to select an area.
• To choose a Value between 1 to 100 using the scroll box.