December 2018
Intermediate to advanced
764 pages
18h 18m
English
book
Python: Advanced Guide to Artificial Intelligence
by Giuseppe Bonaccorso, Armando Fandango, Rajalingappaa Shanmugamani
Content preview from Python: Advanced Guide to Artificial Intelligence
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Q function (learning to optimize when the model is not available)
If the model is not available then the agent learns the model and optimal policy by trial and error. When the model is not available, the agent uses a Q function, which is defined as follows:
The Q function basically maps the pairs of states and actions to a real number that denotes the expected total reward if the agent at state s selects an action a.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.