Cliff Asness, founder of $172 billion AQR Capital Management, said he’s skeptical that new techniques in machine learning will supplant humans in fundamental investment decision-making. Speaking at the Sohn Canada conference presented by Capitalize for Kids, Asness said machine learning is likely to dominate among firms that trade at high frequencies, using “a ton of data and a repeated experiment again and again,” where the process can help increase the accuracy of results.