Lip prints: The barcode of skeletal malocclusion

Relationship of thumb prints and lip prints among Nigerians

Establishment of association between two variables in the forensic science is of paramount importance. The study was aimed to determine association of lip prints types and left thumb prints among Nigerians. A total of 820 subjects (414 male and 406 female) participated in the study. The lip prints were obtained on microscopic glass slide and developed using carbon black powder. For finger print...

Lip prints: an identification aid.

BACKGROUND Lip prints are the normal lines and furrows in the form of wrinkles and grooves present in the human lip between the inner labial mucosa and outer skin having certain individual characteristics like fingerprints. OBJECTIVE The aim of the study was to highlight the importance of lip prints in sex determination related to forensic investigation for identification. METHODS Study was...

Feature Extraction of Human Lip Prints

Methods have been used for identification of human by recognizing lip prints. Human lips have a number of elevation and depressions features called lip prints and examination of lip prints is referred to as cheiloscopy. Lip prints of each human being are unique in nature like many others features of human. In this paper lip print is first smoothened using a Gaussian Filter. Next Sobel Edge Dete...

Lip prints – an aid in identification

Luminous lip-prints as criminal evidence.

Luminescence is specially a useful property for the search of invisible evidences at the scene of a crime. In the latent fingerprints particular case, there are at one's disposal fluorescent reagents for their localization. The study of latent lip prints (that is lip prints from protective lipstick, or permanent or long-lasting lipstick that do not leave any visible marks) is more recent than f...