SimilarityRank
in_Second_Life 0.789 68921
virtual_world 0.759 17622
World_of_Warcraft 0.584 42810
virtual_space 0.583 66084
virtual_reality 0.574 20882
online_community 0.574 21417
MMORPG 0.565 95310
virtual_environment 0.564 40172
Web_[number] 0.558 19194
Moodle 0.557 23507
WoW 0.555 55115
Oculus_Rift 0.551 80561
virtual_community 0.549 85198
serious_game 0.528 68001
online_world 0.527 55280
MySpace 0.525 30661
Virtual 0.523 22082
Minecraft 0.521 18898
avatar 0.520 14431
MOOCs 0.512 34845
social_networking 0.512 13988
eLearning 0.511 38351
videogame 0.511 30807
Prezi 0.509 89318
SL 0.507 14284