Eye Gesture in a Mixed Reality Environment Topics: Mobile, Wearable and Pervasive Devices; Virtual, Augmented and Mixed Reality; Wearable, Ubiquitous and Pervasive Computing In Proceedings of the 14th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications - Volume 2 HUCAPP: HUCAPP, 183-187, 2019, Prague, Czech Republic