@article{47daac9e47e54c258251da7ae9e8aabc,
title = "Assessment of facial expressions in product appreciation",
keywords = "product emotions, facial expression analysis, geometric features, appearance features, unsupervised learning, supervised learning, RECOGNITION",
author = "Popa, {M. C.} and Rothkrantz, {L. J. M.} and P. Wiggers and C. Shan",
year = "2017",
doi = "10.14311/NNW.2017.27.009",
language = "English",
volume = "27",
pages = "197--213",
journal = "Neural Network World",
issn = "1210-0552",
publisher = "Academy of Sciences of the Czech Republic, Institute of Computer Science",
number = "2",
}