The Nearest Neighbor Algorithm - Classes
The Nearest Neighbor Algorithm - Classes
The Nearest Neighbor Algorithm - Classes
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<strong>Nearest</strong> <strong>Neighbor</strong> <strong>Algorithm</strong><br />
• Remember all training examples<br />
• Given a new example x, find the its closest training<br />
example and predict y i New example<br />
• How to measure distance – Euclidean (squared):<br />
x − x<br />
i<br />
2<br />
= ∑(<br />
x − x<br />
j<br />
j<br />
i<br />
j<br />
)<br />
2
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