3. Performance analysis

###Performance analysis

• Time cost Due to the deepening depth strategy, the opening time cost is only 0.5 second per move. Into the middle of the game, it increases to 2 – 4 seconds and may maintain or slightly increase during the game. Note that in some cases the step may be somehow longer, mean 10 seconds.

• Intelligence Roughly tested in QQ Game, AI has approximately 50% chance to defeat human players with previous winning rate of 1.5:1.