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Related Manuals for Vivotek IB9387-LPR
Summary of Contents for Vivotek IB9387-LPR
- Page 1 Quick Configuration Guide Stop-and-go LPR Camera...
- Page 2 Table of Contents Revision History ....................3 Overview ......................3 Hardware Configuration ................. 4 Software Configuration ................... 6...
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Page 3: Revision History
Rev. 1.6: Revise installation height and Add hardware related information Overview VIVOTEK’s LPR camera is a standalone LPR camera system, featuring a built-in license plate recognition system as well as white-list and black-list for license plate verification. It can read the markings of multiple countries or states simultaneously (e.g., Singapore and... -
Page 4: Hardware Configuration
Hardware Configuration • For IB9387-LPR • For IB9365-LPR Left one is set on 1-meter height and right one is set on 0.8-meter height (The experiment result for installation Height shows left one is better) • Horizontal angle... - Page 5 • License plate rotation angle • To avoid rain or water sticking on front glass, we can use rearview mirror water repellent product. left one is used water repellent product, but right is not (The experiment result shows left one is better)
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Page 6: Software Configuration
Software Configuration 1. Click “ANPR” link on application on camera to launch ANPR software management web console. Check if ANPR version is updated. (you can download the latest version from https://www.vivotek.com/downloads/anpr-package) 2. Configurate the region and country of used license plate. - Page 7 3. Configurate the height of license plate character and the accepted confidence level. Through setting maximum and minimum character height that can help LPR engine to limit on reading the height of license plate character that you set, and ignore unwanted information. Usually the character height of license plate around 25 to 80 pixels can be recognized.
- Page 8 4. Go to Live page and click Calibration pattern, to check the height of license plate character. Our recommended character height is 25~50 pixels. The numbers should cover 1 to 2 segments, which each segment is indicated by the guiding gridlines. (The best coverage is around 1.5 segments;...
- Page 9 5. Go to camera configuration, and check if camera is focused, and the height of license plate character cover 1 to 2 segments (Regarding our recommended character height, please refer Step 4) • Zoom in/out the camera to adjust the height of license plate character.
- Page 10 6. Switch to 100% view, to make sure the license plate is clear.
- Page 11 7. Check the area that shows license plate is clear and focused, you can adjust the focus manually.
- Page 12 8. Back to ANPR software management web console, click configuration on top menu, and click Application -> Package management on left menu, click the ANPR link in Package list. 9. Last but not least, draw a ROI on ANPR software management web console, this can help the LPR engine to narrow down the recognition area to improve the accuracy.
- Page 13 10. Set freeflow mode to test, and select time on freeflow filter mode and set filter time to 5000 milliseconds and restart service. It would start recognizing license plate periodically.
- Page 14 11. Check the result in Live page, in the result you can see the height of license plate character is 26 pixels which is between 25 to 80 pixels we set in Step 3, and the confidence level is 99.9% which is also higher than 80% we set in Step 3.
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