Introduction

The Filter feature in IGB lets you filter the visible annotation track data.

For example, here is an image from IGB showing a Bam file that has been filtered to only show reads with gaps.

Add a filter

To add a filter an annotation track:

• Right-click on the track label.
• Select Filter... to open the Add/Remove/Edit Filters menu.

• Click Add to open the Add Filter menu.
• Select the filter you wish to apply in the Show Only dropdown.
  • Some filters will have various parameters that can be modified.
• Click OK to add the filter to the current list of filters in Add/Remove/Edit Filters menu.

• Add multiple filters to stack their effects.
• Click OK to apply the filters.

• A funnel icon in the annotation track label indicates a filter is applied.

Remove a filter

To remove a filter:

• Right-click on the track label.
• Select Filter... to open the Add/Remove/Edit Filters menu.
• Select the filter you wish to remove.
• Click Remove.
• Click OK.

Edit a filter

To edit a filter:

• Right-click on the track label.
• Select Filter... to open the Add/Remove/Edit Filters menu.
• Select the filter you wish to edit.
• Click Edit.
• Make any necessary changes to the filter parameters.
• Click OK to accept the edits to the filter.
• Click OK to accept all changes to the Add/Remove/Edit Filters menu.