Question
Create a text or csv file using following tranning data, make up names assuming the first column is the predictor and the second column is
Create a text or csv file using following tranning data, make up names assuming the first column is the predictor and the second column is the target.
1 | 4 |
1 | 7 |
3 | 9 |
3 | 12 |
4 | 11 |
4 | 12 |
5 | 17 |
6 | 13 |
6 | 18 |
7 | 17 |
then perform a Spark linear regression using a 'case class' to hold the data read in the case class, make the feature argument a Spark vector, and the label as a Double thus construct a Dataset ( not just a DataFrame) suitable for Spark Linear regression Invoke the Spark Lin regression on your Dataset. Capture the usual parameters for a regression task: SST, SSR, SSE, intercept, regression coeff correlation coef, & r2
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