Conversational AI: The Science Behind the Alexa Prize. - Ashwin Ram 001; Rohit Prasad; Chandra Khatri; Anu Venkatesh; Raefer Gabriel; Qing Liu 003; Jeff Nunn; Behnam Hedayatnia; Ming Cheng; Ashish Nagar; Eric King; Kate Bland; et al. (CoRR, 2018)

On Evaluating and Comparing Conversational Agents. - Anu Venkatesh; Chandra Khatri; Ashwin Ram 001; Fenfei Guo; Raefer Gabriel; Ashish Nagar; Rohit Prasad; Ming Cheng; Behnam Hedayatnia; Angeliki Metallinou; Rahul Goel; Shaohua Yang; et al. (CoRR, 2018)