An enterprising person could even use a car-mounted camera and create a mobile plate hunting device along the lines of what many police agencies already use. After all, drivers do not have a reasonable expectation of privacy over their publicly-visible plate number while driving down public roads.Īs a result, privacy advocates say, there’s not much to stop someone who wanted to use OpenALPR and compile their own hot list for cars passing in front of their home. Of copies of SimpleLPR along with their applications.Further Reading License plate reader firm releases dubious poll to show public supportAs the nation’s largest LPR private data collection company- Vigilant Solutions-has argued, automatically collecting license plates in public is fully within the bounds of the law. Licensing entitles owners to distribute a royalty free unlimited number The unlicensed version will be fully functional during 60 days. Assuming the input images meet the above conditions, the detection accuracy should be around 90%.ĭownload the latest version 3.5.1.0 Download an unlicensed copy of SimpleLPR with GPU support (50 MB)ĭownload SimpleLPR for Linux (圆4 only, no CUDA).The height of the text on the license plates should be at least 20 pixels.For best results, input images should feature straight views of license plates, and text on license plates should be horizontally aligned. Typical successful detection rates range from 85% to 95% provided that license platesĪre in good condition, unoccluded, and the text height is at least 20 pixels. Integration is simple and straightforward, as demonstrated in the examples supplied with the SDK. NET enabled programming languages such as Visual Basic. Return the detected license plate number and its It has a very simple application programming interface that allows applications to supply a path to an image or a pointer to a buffer in memory, and SimpleLPR is a software component aimed at vehicle license plate recognition ( see LPR, ANPR). Automatic License Plate Recognition What is SimpleLPR?
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