Investigating reported license plate reads - Security Center 5.11

Using the Reads report, you can find license plate reads that were reported within a time range and geographic area. You can also perform vehicle analytics reporting for attributes such as vehicle color and vehicle type.

1. From the homepage, open the Reads task.
2. To perform an advanced search, click Search conditions and enter the required search conditions. For more information, see About search conditions.
   NOTE: When you select Search conditions filter, other filter options except Rules and Users are automatically disabled.
3. To restrict your search to one or more specific areas, click the Region filter and create one or more regions in your map as follows:
   1. Click Switch to map mode.
   2. To draw a region such as a rectangle or a polygon, click Draw region and do the following:
      1. Click the map to create the first endpoint and drag the mouse pointer in the required direction.
      2. Click every time for each endpoint you want to create.
      3. Click the first endpoint to close the polygon.
      A numbered Region box is created.
   3. To import regions using KML files, do the following:
      1. Click .
      2. Select the required KML files.
      3. Click Open.

      NOTE: If an imported region has inner boundaries, it is not supported. For example: if you import a donut shape region, the inner boundary is automatically filled.
   4. To resize the region, drag the required endpoints.
   5. To move the region, drag each endpoint to the required location.
   6. Create other regions as required.
   7. Select the regions of interest.
      To view all the regions you created, click in the Filters tab.
4. Set up the other query filters for your report. Choose one or more of the following filters:

   Annotation fields

   Add one or more filters to refine the search results in the Reads report:

   {Character Height}

   Specify the desired pixel value.

   {Confidence Score}

   Specify the desired accuracy percentage for the reads.

   {Context}

   Select the LPR context you want to investigate.

   {Relative Motion}

   Select whether the vehicle is moving away from or approaching the camera.

   {Speed}

   Specify a speed limit you want to investigate.

   {State Name}

   Select the plate state/province to investigate.

   {Vehicle Color Confidence Score}

   Specify the desired accuracy percentage for the vehicle color.

   {Vehicle Hitch}

   Enter the vehicle hitch details you want to investigate.

   {Vehicle Make Confidence Score}

   Specify the desired accuracy percentage for the vehicle make.

   {Vehicle Orientation}

   Select the vehicle orientation you want to investigate.

   {Vehicle Rear Attachment}

   Enter the vehicle rear attachment details you want to investigate.

   {Vehicle Spare Tire}

   Enter the vehicle spare tire details you want to investigate.

   {Vehicle Type Confidence score}

   Specify the desired accuracy percentage for the vehicle type.

   {Vehicle Type v2}

   Select the specific vehicle type you want to investigate.

   NOTE: Vehicle analytics are only available if you have an ALPR unit running SharpOS 13.6 or later.

   Custom fields

   Restrict the search to a predefined custom field for the entity. This filter only appears if custom fields are defined for the entity, and if the custom field was made visible to you when it was created or last configured.

   Generated a hit

   Include reads that generated a hit in the report.

   License plate

   Enter a full or partial license plate number. To enter multiple license plates, see Filtering a report with multiple license plates

   ALPR units - Patrollers

   Restrict the search to Patroller units and fixed ALPR units.

   Offload timestamp

   The date and time that the Patroller offloaded the reads/hits to Security Center.

   Protection status

   Restrict the search to protected or unprotected read events.

   Rule

   Hit rule that matched the plate read.

   Users

   Select the Patroller user name, or the Patrollers’ parent user groups.

   Vehicle color

   Enter a vehicle color. To investigate multiple vehicle colors, choose from one of the following methods:

   • Enter values separated by a semi-colon (;) or a comma (,)
   • Enter the first character and select values from the auto-complete suggestions in the drop-down menu

   Vehicle make

   Enter a vehicle make, for example, 'Toyota'. To investigate multiple vehicle makes, choose from one of the following methods:

   • Enter values separated by a semi-colon (;) or a comma (,)
   • Enter the first character and select values from the auto-complete suggestions in the drop-down menu

   Vehicle type

   Enter a vehicle type, for example, 'Truck'. To investigate multiple vehicle types, choose from one of the following methods:

   • Enter values separated by a semi-colon (;) or a comma (,)
   • Enter the first character and select values from the auto-complete suggestions in the drop-down menu

5. Click Generate report.
   The reads are listed in the report pane.
6. (Optional) To add columns to the report pane, do the following:
   1. Right-click a column name in the report pane.
   2. Click Select columns on the pop-up menu. You can also use keyboard shortcut Ctrl+Shift+C.
      
   3. From the Available columns menu, select required columns and click .
   4. Click OK.
   Tip: You can add annotation fields as columns in the report pane.
7. (Optional) To view high resolution images in the Plate image and Context image columns, expand the corresponding column width. For more information, see Customizing ALPR image quality displayed in report pane columns
8. View your query results in the canvas, in one of the following modes:

   tile mode

   To show the ALPR event in a tile, double-click or drag the item from the report pane to the canvas.

   map mode

   To locate an ALPR event on the map, double-click the item in the report pane.

   If any of the selected units were offline during the specified time-stamp, a warning notification is displayed at the top of the report pane.

   

   NOTE: The warning notification does not account for any locally buffered reads that are uploaded after ALPR unit re-establishes a connection.