Removing outlier data points from frequency-domain signal

1. How do you remove outliers from data?
2. Does removing outliers increase accuracy?

How do you remove outliers from data?

When you decide to remove outliers, document the excluded data points and explain your reasoning. You must be able to attribute a specific cause for removing outliers. Another approach is to perform the analysis with and without these observations and discuss the differences.

Does removing outliers increase accuracy?

The outlier detection and removal method reduced the variance of the training data. Test accuracy was improved from 63% to 76%, matching the accuracy of clinical judgment of expert burn surgeons, the current gold standard in burn injury assessment.