Inventor
YANG YIBING
US5 patents
Patents
5 patentsUS5719958AFeb 17, 1998
System and method for image edge detection using discrete cosine transforms
POLAROID CORP101 citations97
US5923380AJul 13, 1999
Method for replacing the background of an image
POLAROID CORP152 citations96
US5574511ANov 12, 1996
Background replacement for an image
POLAROID CORP174 citations95
US5729631AMar 17, 1998
Image noise reduction system using a wiener variant filter in a pyramid image representation
POLAROID CORP88 citations94
US5887084AMar 23, 1999
Structuring a digital image into a DCT pyramid image representation
POLAROID CORP29 citations91