ROI

With these tools you can convert a region to a region of interest (ROI) and vice versa, as well as create a ROI with the shape of a circle, point, rectangle, paraxial rectangle, or segment:

Convert Region to ROI

Convert ROI to Region

Create Circle

Create Paraxial Rectangle

Create Point

Create Rectangle

Create Segment

Common Use Cases

Use this overview to find the right tool to create ROIs or to convert ROIs or regions.

Aim

Tool

Usage

Convert Region to ROI

Use this tool to convert one or more regions into a predefined type of ROI.

Convert ROI to Region

Use this tool to convert one or more ROIs from a single tool to a united region or multiple individual regions.

Create Circle

Use this tool to create one or more circular ROI. A default circle is automatically generated when the tool is inserted. You may adapt the size and position of the circle or add further circles using the ROI button .

Create Paraxial Rectangle

Use this tool to create one or more ROI in form of a paraxial rectangle.

Paraxial rectangles are always perpendicular to the coordinate system with an orientation arrow pointing from left to right.

A default paraxial rectangle is automatically generated when the tool is inserted. You may adapt the size and position of the paraxial rectangle or add further ones using the ROI button .

Create Point

Use this tool to create one or more ROI in form of a point. A default point is automatically generated when the tool is inserted. You may adapt the position of the point or add further points using the ROI button .

Create Rectangle

Use this tool to create one or more ROI form of a rectangle.

Rectangles can be rotated any degree with an orientation arrow pointing in any direction.

This might be useful in tools with a processing direction like Read Text and Numbers.

A default rectangle is automatically generated when the tool is inserted. You may adapt the size, position, and orientation of the rectangle or add further ones using the ROI button .

Create Segment

Create one or more ROI in form of a segment. A default segment is automatically generated when the tool is inserted. You may adapt the length and position of the segment or add further ones using the ROI button .