ln017 - Machine Learning A completely different way to have...

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Machine Learning A completely different way to have an agent acquire the appropriate abilities to solve a particular goal is via machine learning.
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Machine Learning What is Machine Learning? Programs that get better with experience given a task and some performance measure. Learning to classify news articles Learning to recognize spoken words Learning to play board games Learning to navigate a virtual world Usually involves some sort of inductive reasoning step. Read Chaps. 17 & 26 in Alex’ Book
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Inductive Reasoning Deductive reasoning (rule based reasoning) From the general to the specific Inductive reasoning From the specific to the general General Theory Specific Facts Deduction Induction
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Example Facts: every time you see a swan you notice that the swan is white. Inductive step: you infer that all swans are white. Inference is the act or process of drawing a conclusion based solely on what one already knows. Observed Swans are white. Induction All Swans are white.
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Observation Deduction is “truth preserving” If the rules employed in the deductive reasoning process are sound, then, what holds in the theory will hold for the deduced facts. Induction is NOT “truth preserving” It is more of a statistical argument The more swans you see that are white, the more probable it is that all swans are white. But this does not exclude the existence of black swans.
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Observation D observations X universe of all swans
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Learning Supervised Learning The learning needs explicit examples of the concept to be learned (e.g. white swans…)
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ln017 - Machine Learning A completely different way to have...

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