AI Video Analytics: Reducing False Alarms and Enabling Proactive Security
- Ryan Ohm
- 5 days ago
- 2 min read

False alarms are a chronic problem in video security, draining resources and causing complacency among responders. Studies show that up to 90–99% of police dispatches in response to traditional security alarms turn out to be false, and cities that implement false alarm reduction programs see a 60% drop in unnecessary alerts. Yet ordinary motion detection triggers on wind‑blown branches or shifting shadows, forcing operators to decide whether an alarm is real or not.
AI video analytics uses machine learning algorithms to analyze live video streams in real time. Rather than simply detecting motion, the system learns what normal activity looks like in a scene and flags deviations—such as loitering near a door, a vehicle entering a restricted area, or someone moving after hours. Some solutions can recognize faces or license plates and integrate with alarm systems to trigger instant notifications.
Why AI Video Analytics Matters
Reduce false alarms: By distinguishing between genuine threats and benign movements like swaying trees, AI video analytics reduces false alarms by 40–60%. This ensures that guards and law enforcement respond only when it matters.
Proactive threat detection: Analytics detect anomalies and potential threats in real time. Whether an unauthorized person enters a restricted zone or an unattended bag is left in a lobby, analytics enable security teams to act before the situation escalates.
Operator efficiency: Instead of staring at dozens of monitors, a single operator can oversee hundreds of cameras with the help of analytics, receiving alerts only when the software detects unusual activity.
Cost savings: With fewer false dispatches and more targeted responses, AI analytics helps organizations save on guard labor and emergency response costs. It also extends the life of existing camera systems by adding intelligence to them.
Where AI Video Analytics Works Best
Retail stores & shopping centers: Spot shoplifting, recognize suspicious behavior in aisles and monitor occupancy levels.
Car dealerships & parking lots: Detect loitering around vehicles, catalytic converter theft ,and after‑hours intrusions.
Warehouses & manufacturing facilities: Monitor employee safety, identify unauthorized access and ensure compliance with safety rules.
Schools & campuses: Detect prohibited entry after hours and watch for crowding or fights in common areas.
Remote sites & critical infrastructure: Provide eyes on unmanned properties such as utility substations, cell towers and construction sites, sending alerts when vehicles or people enter restricted zones.
Complementing Human Security
Cameras and AI can observe, but they can’t intervene. Technology is passive; it doesn’t walk patrols, de-escalate confrontations or escort intruders off site. Instead, AI video analytics amplifies the awareness of trained guards, giving them real-time information so they can respond quickly. A hybrid approach combining guards with smart cameras proves resilient and efficient.
AI video analytics is transforming surveillance from reactive to proactive. By reducing false alarms and spotting threats early, it allows security teams to focus their energy where it counts while still relying on trained professionals for intervention. Interested in integrating AI analytics into your camera system or want a comprehensive assessment of your property’s security? Contact our team at Sentry Security Services for a free consultation.