# AI News, Machine Learning FAQ

- On Thursday, June 7, 2018
- By Read More

## Machine Learning FAQ

If we can’t afford deleting data points, we could use imputation techniques to “guess” placeholder values from the remaining data points.

2) Instead of replacing a feature value by its column mean, we can only consider the k-nearest neighbors of this datapoint for computing the mean (median or mode) – we identify the neighbors based on the remaining feature columns that don’t have missing values.

- On Friday, January 18, 2019

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