## Copy number aberrations / Normalize copy number data

### Description

Normalizes copy number data (either aCGH log ratios or log2-transformed NGS data).

### Parameters

- Normalization method (median, mode, none) [median]
- Number of chromosomes (...) [23]

### Details

Log ratios are normalized using the chosen method.

The input data must contain these columns: chromosome, start, end.

Normalization can also be done by setting the corresponding parameters in the tool Segment copy number data.

### Output

Normalized values.