An Efficient 3D Facial Landmark Detection Algorithm with Haar-like Features and Anthropometric Constraints. - Martin Böckeler; Xuebing Zhou (BIOSIG, 2013)

Predicting Dactyloscopic Examiner Fingerprint Image Quality Assessments. - Martin Aastrup Olsen; Martin Böckeler; Christoph Busch 001 (BIOSIG, 2015)