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The main parameters, forming the operation of LPR channel detector are the following:

1. Search threshold – sets the detector's sensitivity (the more parameter's value the less sensitivity).
2. Maximum width – the maximum allowed width of LP number (is set in percent of the general frame).
3. Maximum height – the maximum allowed height of LP number (is set in percent of the general frame).
4. Minimal width – the minimal allowed width of LP number (is set in percent of the general frame).
5. Minimal height – the minimal allowed height of LP number (is set in percent of the general frame).

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1. In the System Settings dialog window, open the Hardware tab (1).
2. In the object tree on the left side of the Hardware tab , select the LPR channel object representing the Auto-Uragan software module(2). The settings panel of the selected object will open on the right side of the window.
   
3. Enter the value in the Search threshold field (3).

4. Set the Max. width and Max. height parameters:
   4.1 Click the X button next to the parameters. Interactive interface of setting up the zone parameters (4) showing the image from the corresponding camera will download.
   
   4.2 At the appropriate moment, click the Stop video button and then hold the mouse while dragging it across the required area and click OK button.
   

   Info
   title Note.
   You can select the zone in the Real Time Video mode as well (see The Traffic Monitor setup procedure section).

   Results of setting the parameters will be automatically entered in the Max. width and Max. height fields. 

   
   

5. Set the Min. width and Min. height parameters by analogy with Max. width and Max. height parameters – see item 4 (5).

6. If necessary set the Ignore unrecognized Skip unrecognized LPs checkbox (6).

   Info
   title Note.
   You can set unrecognized license plates ignoring when using CARMEN-Parking, CARMEN-Auto, ARH-Containers and VIT program modulesThis setting is only available for the Auto-URAGAN program module.

   
   

7. If necessary set the Cut area with car checkbox (7).

   Info
   title Note.
   Setting up the frame with a car cut is used only in case of working with megapixel video surveillance cameras.

   
   

   Info
   title Note.
   Setting up the frame with a car cut is available also with the use of CARMEN-parking and VIT program modules.

   
   

8. Click Apply button (8).

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