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GithubIn public places with high personnel turnover, whether masks are worn properly directly affects on-site order and management efficiency. Relying solely on manual monitoring is not only costly but also difficult to ensure timely coverage of all entrances. OpenMV moves the judgment of “whether a mask is properly worn” to the on-site location, enabling more timely and stable management.

In key areas such as public places, entrances and exits of industrial parks, hospitals, and transportation hubs, whether personnel wear masks correctly directly affects on-site order management and the efficiency of safety regulation enforcement.
Traditional approaches primarily rely on manual monitoring or post-event review of surveillance footage, resulting in high labor costs and difficulty in timely intervention. Some cloud-based video analytics solutions also suffer from strong network dependency, high latency, and privacy risks. Leveraging SingTown’s OpenMV intelligent cameras, the system performs real-time mask-wearing status recognition at the camera edge, shifting judgment, decision-making, and control to the site to achieve true “instant perception and instant response.”
OpenMV is typically installed above entrances and exits, over passageways, or above key areas to capture frontal or three-quarter view images of individuals entering.
The camera runs a facial detection algorithm on the edge device to automatically locate facial regions, and further performs feature extraction and structural analysis on key areas such as the mouth and nose. By integrating an edge-side AI classification model, it accurately distinguishes among multiple states, including not wearing a mask, wearing a mask improperly (exposing the nose or mouth), and wearing a mask correctly.
When the system detects a violation, OpenMV can directly trigger voice prompt devices, access control systems, or local alarm modules via GPIO or serial interfaces, enabling immediate alerts upon detection and immediate interception upon violation—without requiring manual intervention.
Leveraging OpenMV’s on-device AI and edge computing architecture, the recognition process does not require uploading video data to the cloud—ensuring millisecond-level response times, significantly reducing network and server costs, and safeguarding personnel privacy at the source; thus elevating mask management from “manual supervision” to an intelligent model of “automatic perception + automatic execution.”

AI Sentinel Based on OpenMV: Automatic Alert for Unsecured Key Locations
Automatically detects whether the door of a key location remains open for an extended period and issues timely alerts.

Personnel crossing the boundary triggers an alarm; OpenMV interprets the “sense of security boundary.”
Detects personnel or equipment crossing virtual perimeter lines.

“AI Urban Management Officer” is Here: An Automatic Vendors-Encroaching-on-Pavement Recognition System Built on OpenMV
Automatically identifies illegal street vending activities to support daily urban governance.

Improper Storage of Gas Cylinders? Use OpenMV to Automatically Trigger Hazard Warnings
Automatically identifies unauthorized placements of gas cylinders to proactively detect potential gas-related safety hazards.

Did you perform live-line work without wearing insulating gloves? OpenMV issues an immediate alert!
Automatically identifies whether workers are wearing insulating gloves to assist in safe operations.

Leverage the OpenMV smart camera to detect surface defects on aluminum plates in real time
Online identification of defects on aluminum plate surfaces, such as scratches and dents, to support quality control.