The phrase "video analytics" was once used to describe automatic motion detection. Today it refers to an entirely different class of AI capability — one that transforms cameras from passive recorders into active intelligence sensors capable of detecting specific events, counting objects, measuring distances and correlating data across multiple frames and cameras simultaneously.
Here are 12 video analytics capabilities available in commercial security deployments today.
1. Person Detection and Classification
The foundational AI capability. Detects the presence of a person in the camera frame with high accuracy regardless of lighting conditions, distance or partial occlusion. Forms the basis for all person-specific analytics rules.
2. Vehicle Detection and Licence Plate Recognition (LPR)
Detects and classifies vehicles (car, truck, motorcycle, bus) and, with LPR cameras, reads number plates at speeds up to 120 km/h. Used for car park access control, gate management, vehicle tracking and watchlist matching.
3. Loitering Detection
Alerts when a person remains in a defined zone for longer than a specified duration. Highly effective for detecting reconnaissance behaviour, suspicious activity near ATMs and prolonged presence in secure areas.
4. Perimeter and Line Crossing
Triggers when a person or vehicle crosses a defined virtual line or enters a restricted zone. Configurable by direction (entry only, exit only, both) and object type. Essential for perimeter protection and sensitive area monitoring.
5. Crowd Density Monitoring
Estimates the number of people in a zone and alerts when density exceeds a defined threshold. Critical for venue safety compliance, post-COVID capacity management and exit flow optimisation during evacuations.
6. Abandoned Object Detection
Identifies objects that are placed in a scene and not removed within a defined timeframe. Standard in airports, railway stations and public venues for threat detection.
7. Object Removal Detection
The inverse: detects when a defined object that should be present is no longer there. Used for protecting display cases, server racks, vehicles and fixed assets.
8. PPE Compliance Detection
Detects whether workers entering a zone are wearing required personal protective equipment — helmets, high-visibility vests, safety boots and gloves. Highly valuable for manufacturing, construction and chemical processing environments to enforce safety compliance automatically.
9. Slip and Fall Detection
Identifies when a person falls suddenly and remains on the ground. Triggers an alert for immediate staff response. Used in hospitals, elderly care facilities, warehouses and public areas.
10. Queue Length and Wait Time Monitoring
Measures queue length and estimates average wait time using person detection and tracking. Used by banks, retail checkouts, immigration counters and government offices to optimise staffing and reduce customer wait times.
11. Wrong-Direction Detection
Identifies people or vehicles moving in the wrong direction through a one-way corridor, entrance or exit. Useful for metro stations, airport jetways and secure facility corridors.
12. Facial Mask / Expression Detection
Detects whether individuals in a zone are wearing face masks (for compliance in medical or food production environments) or analyses facial expressions for distress indicators in high-risk areas such as airport security queues or cash handling facilities.