Estimating Perceived Comfort in Virtual Humans based on Spatial and Spectral Entropy Topics: Document Imaging in Business; Entertainment Imaging Applications; Face and Expression Recognition; Features Extraction; Human and Computer Interaction; Image and Video Coding and Compression; Machine Learning Technologies for Vision; Visual Attention and Image Saliency In Proceedings of the 17th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications - Volume 4 VISAPP: VISAPP, 436-443, 2022