Average Groups

1 General

• Type: - Matrix Processing
• Heading: - Annot. rows
• Source code: AverageGroups.cs

2 Brief description

Main columns are averaged over groups. This requires that at least one categorical annotation row is defined.

Output: Averaged main matrix containing as many columns as there were groups defined.

3 Parameters

3.1 Grouping

Defines, which grouping specified in a categorical row should be used to average values (default: first categorical row in the matrix).

3.2 Average type

Specifies which operation should be applied for the averaging (default: Median). The operation can be selected from a predefined list:

• Median
• Mean
• Sum
• Geometric mean

3.3 Min. valid values per group

Defines the minimal values a group must contain to calculate the average (default: 1).

3.4 Keep original data

If checked the original data will be kept In the output matrix (default: unchecked).

3.5 Add variation

Specifies, whether a measure of group-wise variation should be calculated and displayed in a numerical column (default: <None>). The measure can be selected from a predefined list:

• <None>
• Standard deviation
• Error of mean

4 Parameter window