SimilarityRank
GPS 0.787 6608
GPS_system 0.771 98126
GPS_receiver 0.760 89346
Garmin 0.633 37424
smart_phone 0.629 13830
cell_phone 0.614 6419
cellphone 0.608 23095
MP3_player 0.592 48796
TomTom 0.591 86499
PDAs 0.590 90927
navigation_system 0.585 46291
digital_camera 0.581 17379
a_smart_phone 0.579 69877
accelerometer 0.571 40280
smartphone 0.571 4055
handheld_device 0.571 66846
Smartphone 0.567 24193
mobile_phone 0.564 4770
cellular_phone 0.563 50561
wireless_device 0.561 45954
your_cell_phone 0.560 93854
portable_device 0.559 55710
handheld 0.556 30121
video_camera 0.556 26086
smart_device 0.556 61349