How to tune deployed video analytics so the alerts stay trustworthy, on one page: the vocabulary (false positive vs false negative; precision = TP/(TP+FP), recall = TP/(TP+FN); accuracy is a range, never 100%); the confidence-threshold dial and how to set the operating point by the cost of a miss vs a false alarm (recall-first for perimeters, precision for counting/watch-lists); the false-alarm filter cascade (object classification ~90% cut, then zones, direction, object-size + calibration, dwel
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The handbook · 7 volumes
Fora Soft Video Engineering Handbook
This checklist tunes deployed video analytics against false alarms: precision versus recall, the confidence threshold, the filter cascade and site calibration. Our seven-volume handbook covers the full video stack; start with Volume 6 for detection, tracking and segmentation, then Volume 7 for production operation and Volume 1 for image quality. Written by Nikolay Sapunov, CEO at Fora Soft.
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