Readers can refer to the following document to learn what edge detection is and its impact on test pictures:
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.301.927
Readers can refer to the following document to learn what edge detection is and its impact on test pictures:
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.301.927