by Grail TeamGoogle Campus Seminar
Next he told about his own software: “Star of Poland” – winner of many awards in international competitions. Janusz also described his efforts in improving his program. Next Jan Frejlak told about the first revolution in Computer Go, when MCTS (Monte Carlo Tree Search) algorithms were applied in the beginning of 21st century. He described the principles of this approach and its most common variations that were used in the field of Computer Go. Next Jan presented how MCTS was combined with another AI technology: DNN (Deep Neural Networks) by Google DeepMind company in their AlphaGo program – the first program that had beaten a top human player. Jan shown why usage of two DNNs (called a “policy network” and a “value network”) was so important.