In 2015, an A.I.-powered Twitter bot did something a little out there—avant-garde, one might say. It tweeted, “I seriously want to kill people,” and mentioned a fashion event in Amsterdam. Dutch police questioned the owner of the bot over the death threat,claiming he was legally responsible for its actions, because it was in his name and composed tweets based on his own Twitter account.
Source: slate.com
From Kaggle to classrooms, one of the first lessons in machine learning involves decision trees. The reason for the focus on decision trees is that they aren’t very mathematics heavy compared to other ML approaches, and at the same time, they provide reasonable accuracy on classification problems.
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While simple, this thought experiment highlights some important aspects of human intelligence. For some tasks, we use a trial-and-error approach, and for others we use a planning approach. A similar phenomena seems to have emerged in reinforcement learning (RL).
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