SimilarityRank
virtual_world 0.768 17622
physical_space 0.757 30374
virtual_environment 0.690 40172
digital_space 0.662 71291
virtual 0.657 5076
cyberspace 0.627 31066
affordance 0.622 94943
social_space 0.620 48955
online_environment 0.614 77609
virtual_community 0.613 85198
virtual_reality 0.611 20882
digital_environment 0.610 85658
physical_object 0.609 62954
interactivity 0.599 22014
digital_world 0.591 99552
Second_Life 0.583 29728
the_physical_world 0.581 49449
augmented_reality 0.568 29138
in_cyberspace 0.563 62487
the_digital_world 0.563 35188
online_world 0.551 55280
in_Second_Life 0.550 68921
hypertext 0.550 55381
avatar 0.547 14431
space 0.547 369