Civil alarm high rate of false positives

Video monitoring system for special demand, therefore 99% of video information is classified as "spam", in the event of an emergency, the information may be the key to solve crimes. By contrast, the alarm system false alarm rate is as high as 999 ‰, and the false alarm information, indeed, can be treated as spam. How to improve the alarm accuracy become a concern of many users, is a problem needed to resolve.

Civil alarm high rate of false positives

By cost, many civil or family alarm high rate of false positives, every time the alarm message is enough to let a person messy. Take, for instance, household CO alarm as long as the equipment is in working status, the room relative gas slightly change will trigger the alarm. And maybe these gases
As one of the security subsystem of anti-theft alarm, the rate of false positives problems become the main direction in recent years, the manufacturer. In order to further reduce the alarm rate of false positives, alarm equipment to intelligent direction. Integrating monitoring, entrance guard, intercom security alarm system become the important direction of alarm system in the future.

Reduce the alarm detector of false positives

As is known to all, infrared detector by environmental interference factors is bigger, such as light, temperature changes may trigger the alarm, in order to avoid environmental factors interference, alarm can use uv protection materials, increase the filter function to avoid false alarm caused by changes in the light.

The people familiar with the IP + monitoring alarm trigger mode, and realize linkage alarm video capture, surveillance cameras can be added to intelligent analysis function, trigger the alarm is not a single horn, but by the video system comprehensive treatment after the second decision, "see" than "listen to" higher accuracy, and dual judgement can reduce the rate of false positives.

From the perspective of the user, in order to make them more truly experience the alarm message, ?

Through a combination of camera, in order to achieve different alarm solution.

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