#ai × 3,251
# × 516
coursera × 90
#ml × 78
programming × 77
#coursera × 47
machine-learning × 25
language × 16
#cs101 × 11
#cv × 11
matlab × 10
vision × 10
#at × 7
machine × 7
computer × 6
#comp × 4
opencv × 3
#il × 2