Fig. 2From: Deep bidirectional intelligence: AlphaZero, deep IA-search, deep IA-infer, and TPC causal learningTree search, Monte-Carlo tree search, and scouting. a Tree search. b A snapshot of tree search. c DFS–BFS (shortly DBFS) combination. d MCTS implementation: tree policy (upper row) and default policy (lower row). e Scouts are sent to collect information before corps make a choice at a junctionBack to article page