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1. Select the Object Tracker object object (1).
   In
2. the Abandoned Object Detection (1

   To enable the Abandoned object detection (2), select Yes for the corresponding parameter. 

   Info
   title Note
   Objects abandoned for 10 seconds or longer will be detected.

   
   

3. In the Abandoned Object Detection Sensitivity object detection sensitivity field (23), set the sensitivity for situational analytic tools for unattended objects.  This Abandoned object detection (2) and Long-time abandoned object detection (6). This value should be in the range range [1, 100].

   Info
   title Note
   This parameter depend depends on the lighting conditions and should be chosen empirically. It is recommended to start by setting the sensitivity at select the parameter value starting from 20.

   
   

4. In the Alarm on Objectobject's Maxmax. Idle Time in the Areaidle time in area field (34)  specify specify the time in seconds. If the object remains idle for the specified time or longer than the specified, it will be considered unattendeddetected.  This This value should be in the range [15, 1800].

   Info
   title Note
   This parameter is used only for tracking "lost items", i.e objects Unattended for longer time intervals

   Info
   title Note
   It is recommended to start by setting the value of this parameter at 15.

   the Long-time abandoned object detection. It is recommended to select the parameter value starting from 15.

   
   

5. To enable the Auto sensitivity (2), select Yes for the corresponding parameter (5).

   Note
   title Attention!
   If auto sensitivity is enabled, sensitivity adjustments for moving and abandoned objects are not applied. To apply manual sensitivity adjustments, it is necessary to disable the auto sensitivity.

   
   

6. To enable the Long-time abandoned object detection, select Yes for the corresponding parameter (6).

   Info
   title Note
   If you enable the Long-time abandoned object detection parameter (6) and the Neural network filter (see Setting general parameters of Tracker-based Scene Analytics), it can reduce the number of false positives during detection.

   If you require using the unattended objects detection tool for longer time intervals, select Yes  for the corresponding parameter (4).  

   
   

7. Under the Object Tracker object, create the Abandoned Object object object (see Creating Detection Tools).
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8. To enable the Abandoned object detection sub-tool, do the following:

   1. Select object class (2).

   2. Select object color (3).

   3. Select object type (4).

   4. Specify the maximum height and width of the object (5). The value must be in the range [0.05, 100].

   5. Specify the minimum height and width of the object (6). The value must be in the range [0.05, 100].

      Note
      title Attention!
      In the settings of the Object tracker detection tool and the Abandoned object sub-tool, the values of the maximum and minimum height and width of the object must be equal.

      
      

9. Click the Apply button.

Abandoned object detection is now configured.