AI Video Monitoring for Automated Mask Compliance Detection

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Solution Overview

Problem

Conventional video surveillance systems lack the capability for automatic detection of mask usage in environments, leading to inefficient and labor-intensive manual processes for enforcing mask-wearing rules, especially in large areas with varying image quality.

Innovation Solution

A video monitoring system that includes cameras capturing video feeds, a computing device configured to monitor frames, detect persons, determine compliance with mask-wearing rules, and generate alerts for violations, utilizing image processing and machine learning algorithms to accurately assess mask usage in real-time.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual processes are used to enforce mask wearing rules, then operational simplicity is maintained, but time consumption and labor intensity increase significantly

Engineering Contradiction:
Improvemanual process simplicityVSAvoidtime consumption for enforcement
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system enables self-service monitoring where the video surveillance system automatically detects mask compliance without human intervention. The AI algorithm processes video feeds, identifies persons, and determines mask usage status autonomously, eliminating the need for manual checking by personnel while significantly reducing time consumption.

Inventive Principle:
Principle #25Self-service

2Device complexity

If conventional video surveillance systems are used, then system simplicity is maintained, but automatic detection capability is lacking

Engineering Contradiction:
Improvesystem simplicityVSAvoidautomatic detection capability
Core Design Contradiction:
Device complexityVSExtent of automation

Solution Approach 1:

The patent replaces manual mechanical inspection processes with automated electronic video analysis. The system uses computer vision technology and AI algorithms to automatically analyze video feeds, detect persons, and determine mask compliance, substituting human operators with intelligent software-based detection mechanisms.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Area of stationary object

If image quality varies in different areas, then coverage area is increased, but detection accuracy decreases

Engineering Contradiction:
Improvemonitoring coverage areaVSAvoidmask detection accuracy
Core Design Contradiction:
Area of stationary objectVSMeasurement precision

Solution Approach 1:

The system dynamically adjusts detection parameters based on image quality and viewing conditions in different areas. The AI algorithm adapts to varying resolution, lighting, and distance conditions by modifying detection thresholds and parameters, maintaining accurate mask detection across diverse monitoring zones with different image qualities.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11893827B2Systems and methods of detecting mask usage
Publication Date: 2024.02.06 TYCO FIRE & SECURITY GMBH
  • US11893827B2 patent drawing
  • US11893827B2 patent drawing
  • US11893827B2 patent drawing

AI summary

Example aspects include a method, an apparatus and a computer-readable medium of enforcing a mask wearing rule, comprising monitoring video frames of one or more video feeds. The aspects further include detecting a person in at least one video frame of the video frames. The at least one video frame corresponding to a first area of one or more areas. Additionally, the aspects further include determining whether the person is in violation of a mask wearing rule. Additionally, the aspects further include generating an alert in response to determining that the person is in violation of the mask wearing rule.