Nicolaescu Petru

near real-time collaboration shared editing acis yjs peer-to-peer community information system rwth aachen university syncmeta icwe2015 widget-based application widgetizing webrtc xmpp group editing operational transformation video annotation informal learning semantic video annotation yata y-js.org crdt group2016 cscw viewpoint conceptual modeling collaboration collaborative modeling view-based modeling 3d object annotation rwth aachen role sdk web-based 3d object annotation las2peer microservice architecture x3dom x3d collaborative annotations 3d objects i* collaborative modelling collaborative metamodeling ims learning design i star jtelss15 adaptive video conflict resolution frontend methodology icwe15 icalt 2014 cloud computing sevianno ach so! cloud infrastructure learning layers scaffolding collaborative annotations; web based video annotat collaborative modelling; ims learning design; near distributing user interfaces jtelss13 struts