Pereira , R F , Oren , N & Meneguzzi , F 2017 , Landmark-Based Heuristics for Goal Recognition . in Thirty-First AAAI Conference on Artificial Intelligence (AAAI-17) . AAAI Conference on Artificial Intelligence (AAAI) , AAAI Press , pp. 3622-3628 , Thirty-First AAAI Conference on Artificial Intelligence (AAAI-17) , San Francisco , United States , 4-9 February .conference