@techreport{GreweLeRouxPilzetal.2018, author = {Carl Martin Grewe and Gabriel Le Roux and Sven-Kristofer Pilz and Stefan Zachow}, title = {Spotting the Details: The Various Facets of Facial Expressions}, institution = {ZIB}, address = {Takustr. 7, 14195 Berlin}, number = {18-06}, language = {eng}, year = {2018} }