#ai × 3,251
probability × 113
search × 55
midterm-2 × 46
#pgm × 42
homework1 × 32
#daa × 28
a-star × 28
heuristics × 26
heuristic × 18
pacman × 17
cost × 14
function × 14
graph × 12
#ct-ml × 11
astar_search × 8
unit10-15 × 7
distance × 6
graph-search × 6
hw1.7 × 5
sliding × 5
uniform × 5
unit13-16 × 5
puzzle × 4
chess × 3
real × 3
admissible × 2
blocks × 2
comparison × 2
repeating × 2
straight × 2
15-puzzle × 1
admissable × 1
pessimistic × 1
tile × 1