3010 Same Time-Different Place On this page
Same Time-Different Place Technology ranges over timeDedicated systems - internet, webcam, mobile phones 3 Major usesExplicit Videoconferencing Pervasive social context Integration into collaborative tools Reasons for use(Hopefully) cheaper (not just money) than traveling A collection of resources and technologies that enables large format audio and video based collaboration between groups of people in different locations Developed at Argonne National Laboratory Part of "The Grid" - a network of high performance computing nodes Theoretically no limit to number of connected sites Several states of gaze awareness Mutual Gaze awareness - eye contact - knowing if someone is looking at you Partial Gaze awareness - knowing the direction someone is looking Full Gaze awareness - knowing what someone is looking at How accurately each users gaze or gesture is conveyed to the other participants in relation to them and their physical space Distorted by separating camera and screen When A looks at B, B can see A is looking at him Same with when not looking Simultaneously trye for both (all) people Then they have mutual spatial faithfulness Difficult in groups as dont know where people are etc 3D meeting room with video avatars Avatars automatically route and face the avatar of the person they are talking toBased on eye tracking Others see who each person is looking at For group-to-group meetings Tries to coordinate spatial faithfulness Show to preserve gaze awareness encourage trust formation encourage common ground Usually video-broadcast of (multiple) remote locations For awareness not for supporting communicationthus uses lower framerates Usually long term, persistent video connectionsRather than per-use connections