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The Recognition settings tab
№ | Parameter name | Parameter setting method | Description | Data type | Default value | Value range |
|---|---|---|---|---|---|---|
| 1 | Detection settings group | |||||
Area search threshold field. Available for:
| Enter the value in the text field | Detecting zone sensitivity | Number | 60 | Unlimited (20 to 60 recommended) | |
Max. width field. Available for:
| Enter the value in the text field | Maximum available width of license plate | Percentage of frame width | 21 | Unlimited | |
Max. height field. Available for:
| Enter the value in the text field | Maximum available height of license plate | Percentage of frame height | 9 | Unlimited | |
Button X Available for:
| Click the button | Access to the interactive interface of setting the area width and height | - | - | - | |
Min. width field. Available for:
| Enter the value in the text field | Minimum available width of license plate | Percentage of frame width | - | Unlimited | |
Min. height field. Available for:
| Enter the value in the text field | Minimum available height of license plate | Percentage of frame width | - | Unlimited | |
Button X Available for:
| Click the button | Access to the interactive interface of setting the area width and height | - | - | - | |
Cut image with vehicle checkbox. Available for:
| Set the checkbox | Set up the detection settings to the image with a car | Boolean | No | Yes - frame with a vehicle is cut | |
| 2 | Search area border, % group | |||||
| Left field | Enter the value in the text field | Left edge of the LP number search area (%) | % relative to the width of the surveillance window | 0 | 0-100 | |
| Top field | Enter the value in the text field | Top edge of the LP number search area (%) | % relative to the width of the surveillance window | 0 | 0-100 | |
| Right field | Enter the value in the text field | Right edge of the LP number search area (%) | % relative to the width of the surveillance window | 100 | 0-100 | |
| Bottom field | Enter the value in the text field | Bottom edge of the LP number search area (%) | % relative to the width of the surveillance window | 100 | 0-100 | |
| Search area checkbox | Set the checkbox | Enabling the option of the LP number search area boundaries setting | Boolean | No | Yes - the option of the LP number search area boundaries setting is enabled No - the option of the LP number search area boundaries setting is disabled | |
| Button X | Click the button | Setting the search area using the mouse | - | - | - | |
| 3 | Direction group | |||||
| Direction calculation drop-down list. | Select value from the list | Sets the mode of determining the vehicle's movement direction | List | by LP position | by LP position - the direction is determined by the position of the upper part of the LP number. If the upper part of the LP number at the start of tracking is lower than the upper part of the LP number at the end of tracking, then the direction is defined as From the camera, otherwise - To the camera. by LP area - the direction is determined by the license plate area. If the LP area at the start of tracking is larger than the LP area at the end of tracking, then the direction is defined as From the camera, otherwise - To the camera. by SDK - the direction is determined by the SDK. | |
Direction drop-down list. Available for:
| Select value from the list | Setting the traffic direction to detect the LP numbers | List | Any | Any | |
Undefined checkbox Available for:
| Set the checkbox | Enables to display the direction as Undefined in the Vehicle Tracer module, if it is impossible to determine the vehicle direction | Boolean | Yes | Yes - if it is impossible to determine the direction of vehicle movement, the direction is displayed as Undefined. No - if it is impossible to determine the direction of vehicle movement, the direction is not determined. | |
Record violation checkbox. | Set the checkbox | Enabling event generating in case of vehicle entering an oncoming lane | Boolean | Yes | Yes – in case if the direction of vehicle moving is not coincide with the specified in the Direction list, the Entered the oncoming lane alarm event will be created. | |
| 4 | Show results before vehicle leave checkbox. Available for:
| Set the checkbox | Enabling the results to be displayed before the car leaves the viewing zone | Boolean | Yes | Yes – the result is displayed before the vehicle leaves |
| 5 | Delay of showing results field. | Enter the value in the text field | The time delay between the first recognition of the LP number and displaying the results | Seconds | 3 | 0 - 100 |
| 6 | Recognition number threshold field. | Enter the value in the text field | The number of reliable recognitions to give the result | Number | 2 | 0 - 1000 |
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