# Select samples manually

To select a single sample

Do one of the following:

▪Hover the mouse on a body point. The mouse pointer changes to a four-headed arrow.

Next, click the point. The sample is highlighted in the track and in the Sample List.

To cancel the selection, press Esc or click on the background image.

▪Click the Show/Hide button on the toolbar and select Sample List. In the Samples List window, click any cell corresponding to the sample you want to select. Scroll down the list if necessary to locate the sample. The line is highlighted in green.

Next, right-click the row and select Jump to Time to display the selected samples on the plot.

note If you click the Time column, you select all subjects for that sample.

To select a range of samples

You can select a range of samples in different ways.

Select a range of samples with the mouse

1.Press and hold your left mouse button, and drag the mouse like when drawing a rectangle.

2.All samples within this rectangle are selected.

3.Release the mouse button.

notes

▪Use this method to quickly select samples in a specific region.

▪This method is not handy if you want to select one subject in a trial with multiple subjects. Rather use the Sample List (see below).

▪To cancel the selection, press Esc.

▪note If body points lie outside the selection rectangle are selected, but they belong to the samples at least partially included in the rectangle, they are selected anyway. In the example above, some tail-base and center-points outside the rectangle are selected (see the points indicated by the arrows) because their corresponding nose-points and/or center points lie within the rectangle.

Select the first and last samples

1.Click the first sample of the range you want to select.

2.Press and hold down the Shift key.

3.Click the last sample of the range you want to select. The sample range is highlighted.

notes

▪To cancel a range selection, press Esc or click on the background image. To select another range, repeat steps 1 to 2.

▪You cannot select multiple sample ranges with this method.

Choose the sample range from the Samples List

Choose this method when the ones described above do not allow you to easily select a range because of the high density of sample points.

1.Choose Show/Hide > Samples List.

2.In the Samples List window, click a cell corresponding to the first sample of the range. The line is highlighted in green.

tip Clicking a row in the Sample List does not move the video to that position. Double-click that row to move the video, so you can see where the subject is at the time you have just selected.

3.Press and hold the left mouse button, and drag down to the last sample you want to select. Release the button when ready.

Right-click one of the rows highlighted in green and select Jump to Time to display the selected samples in the plot.

tip The time highlighted in blue always corresponds to the current video image. The current sample is highlighted (white fill, and orange outline).

Notes

▪To select samples for all subjects in the arena, click the cell in the Time column. for the first sample of the range, then drag down to the last sample you want to select.

▪You can also select samples for two or more subjects that are adjacent in the Sample List (e.g. Subject 1 and 2). Click the first sample for Subject 1, and drag down to the last sample you want to select for Subject 2.