The chart shows the trend of the diameter.
The buttons on the bottom can be used for editing the chart and removing the outliers:
Remove the outliers
You can use the undo and redo
buttons to cancel and restore your changes. The restore
button cancels all your changes and restore original data.
Note: Click on the Save button in the Export and Save area to save your changes to the document.
The Cursor button activates a cursor on the diameter chart that shows the current time position on the Video window.