1) Abide operation regulation, forbid peccant operation.

2) As to the peccant overspeed behavior of vehicles in expressway, this paper studies a detection and judgment arithmetic of peccant overspeed behavior based on virtual video detection lines.

3) According to the psychology, the author analyzes the mentality of peccant reader in University library.

4) It is applied in traffic peccancy visual monitoring system and makes the confirmation of peccant vehicle more automated and intelligent.

5) In order to diminish the less of document and manage books and periodicals better, the author points that measures should be taken against peccant readers harmful mentality.