DW Spectrum User Manual

The Analytics Object Detected event happens when a device listed in the Occurs At field finds a match with the object type and attributes specified.

Key Concepts:

•Object Detection events are defined by devices and services that can identify attributes of an object.

•Accuracy and overall detection performance is a factor of the detection models and services used.

•Options and detection parameters vary by device and analytical services in use.

•The values available in the Of Type selection menu are defined by the devices listed in the Occurs At field.

•Empty fields are always processed as a valid match.

Example of Object Attributes:

•Object Of Type: Vehicle

oAttributes: Color (Green) | Model (SUV) | Size (Small)

•Object Of Type: Vehicle

oAttributes: Color (Blue) | Model (SUV) | Size (Large)

Occurs At:

To set the cameras that will monitor for object detection:

1.Click on the Occurs At data field to open the selection dialog.

2.Slide the Show all cameras switch to make additional, possibly incompatible cameras appear in red text.

3.If needed, use the search box is filter available cameras.

4.Selecting a server will automatically select all cameras attached to the server.

5.Adjust the list of Occurs At cameras until the event rule is configured as intended.

Selecting the Source camera will always include the camera specified in the "Occurs At (camera)" setting within the WHEN panel.

Devices that do not provide analytical event signals are not shown unless the Show all cameras switch is active.

Devices that do not support analytics object events are highlighted red when the showing all cameras in the selection dialog.

Of Type:

The values available are provided by the devices listed in the Occurs At field.

1.Click on the Of Type data field to open the selection dialog.

2.Select the Of Type that will be required for this event rule.

When Of Type values available and selected may not be compatible with all devices in the Occurs At selection.

And Object:

This rule attribute requires specific object data to match the selected event rule requirements.

•Has attributes are manually entered into the event rule configuration dialog.

•Is listed must include the content contained in the selected Lookup List.

•Is not listed must not include the content contained in the selected Lookup List.