Revision as of 22:00, 5 April 2008 by Kim495 (Talk)

Time Series Estimation Problem We will estimate value of Y for x = 6.

X = 1 2 3 4 7 6 Y = 5 9 15 20 30 ?

1. Decide K. In this example let K = 2.

2. Find distance from the current X value

 distance: 5 4 3 2 1 

3. Decide K-NN value => 20 & 30

4. Estimate Y value by taking K mean values of X

  Y = (20+30)/2 = 25

Answer: Estimated(Predicted) Y = 25

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