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Automated generation of face stimuli: Alignment, features and face spaces

Computer Vision, Image Processing, Vision Science and seminar by Carl Gaspar, Zayed University (UAE)

Hosted by AFC Lab & CARLA Talk Series

Wednesday 15:00–16:10 Berlin (GMT+1)

Ended

Online

Abstract

I describe a well-tested Python module that does automated alignment and warping of faces images, and some advantages over existing solutions. An additional tool I’ve developed does automated extraction of facial features, which can be used in a number of interesting ways. I illustrate the value of wavelet-based features with a brief description of 2 recent studies: perceptual in-painting, and the robustness of the whole-part advantage across a large stimulus set. Finally, I discuss the suitability of various deep learning models for generating stimuli to study perceptual face spaces. I believe those interested in the forensic aspects of face perception may find this talk useful.

Topics

automated alignmentdeep learning modelsface perceptionfacial featuresperceptual in-paintingpython modulewavelet-based featureswhole-part advantage