Allows you to adjust the blending of previously captured geometry in the Object Viewer.
To use this tool you must have previously 
captured geometry. It allows you to go back and retouch the capture blends to smooth the blended regions and ensure there are no gaps.
Using Edit Capture Blends
Select one or more captured objects.
Click the
Edit Capture Blends tool on the Character tab.
Use the slider(s) in the lower-left corner of the scene view to adjust the blending of your capture weights.