Hanno Coetzer RESEARCH PROJECTS / STUDENT SUPERVISION BIOMETRIC - PowerPoint PPT Presentation

Hanno Coetzer RESEARCH PROJECTS / STUDENT SUPERVISION BIOMETRIC AUTHENTICATION / RECOGNITION • BEHAVIOURAL • Offline and online handwritten signatures (MSc, PhD) • PHYSICAL • Hand veins (MSc, PhD), Fingerprints (MSc), Ears (MSc) • Multimodal (Hons, MSc), Iris (Hons) OTHER PROJECTS • Cost ‐ sensitive human ‐ machine collaboration (ETS, Montreal) • Dental implant recognition (Leuven/PhD) • Identification of dicentric chromosomes (MSc)

Hanno Coetzer 2/14 Offline signature verification (PhD, 2005) Discrete Radon transform Ring ‐ structured HMM

Hanno Coetzer 3/14 Offline signature verification (PhD, 2005) The skilled forgeries are boxed

Jacques Swanepoel 4/14 Offline signature verification (MSc, 2009) • Ensembles of flexible grid features • Discrete observation HMM

Mark Panton 5/14 Offline signature verification (MSc, 2010) • Features from local retinas • Ensemble of ring ‐ structured HMMs

Jacques Swanepoel 6/14 Signature verification (PhD, 2015) • Writer ‐ independent approach • Writer ‐ specific dissimilarity normalisation

Carlien Fick 7/14 Offline signature verification (MSc, 2017) • Textural features from modified DRT • Classifier combination, template matching

Hanno Coetzer / ETS, Montreal 8/14 Classifier combination • Human ‐ machine collaboration • Cost ‐ sensitive authentication

Anton de Kock 9/14 Fingerprint matching (MSc, 2016) • Minutia ‐ based approach • Comparison of similarity scores

Emile Beukes 10/14 Hand vein ‐ based authentication (MSc, 2018) • Morphological reconstruction • Template matching

Aviwe Kohlakala 11/14 Ear ‐ based authentication (MSc, 2019) • CNN ‐ based ROI detection • Matching of prominent curves

Emile Beukes 12/14 Hand vein ‐ based authentication (PhD…) • Binary input images • Similarity measure network (SMN) + ‐ ‐ + + + Siamese/ pseudo ‐ Two ‐ channel siamese SMN SMN

Hanno / Aviwe / Leuven 13/14 Dental implant recognition (PhD…) • Artificial generation of training samples • Convolutional neural network (CNN)

Sarah Galloway / iThembaLABS 14/14 Detection of dicentric chromosomes (MSc…)

Thanks!