PPE & Risk Behavior
Detection System

Usage Context and Data Preparation

The PPE list depends on area requirements, such as helmets, reflective vests, goggles, gloves or boots. Distinguish equipment visible in an image from verification that its type and fit are appropriate for the actual task, so reports are not interpreted beyond visible evidence.

Prepare PPE requirements by work area, camera views and examples of clothing confirmed by the responsible team. Define review for occluded equipment or distant people, and the events and reporting periods used for Safety Scores. Alerts and reports assist inspection rather than replacing responsible supervision.

PPE must be associated with the correct person. A nearby helmet may be carried or belong to someone else. Trials need multiple people, occlusion and actual working postures to distinguish visible equipment, missing evidence and uncertain observations reliably.

Requirements come from the responsible site team because protection depends on the task. Visible helmets or vests do not establish material suitability, expiry or approved type. Limit image conclusions to properties actually visible and verifiable rather than inferring complete protective adequacy.

Camera angle and pixel coverage matter particularly for small equipment such as goggles or gloves. Not seeing an item may reflect viewpoint, not nonuse. Provide review and on-site checks instead of forcing every observation into pass or fail without explanation.

Define reporting units and periods so one person in many frames does not create repeated incidents. Ratios must identify whether denominators are people, events or observation periods, including incomplete visibility. Otherwise scores can imply broader inspection coverage than actually achieved.

Evaluate missed equipment and false alerts separately by type and working condition. Use reports to assist supervision and improvement, not automatic disciplinary conclusions from one frame. Personal imagery requires a defined purpose, permissions and actual handling arrangements.

Zone rules, alerts and review workflows are proposals until confirmed and tested. PPE observations do not establish overall safety and do not replace protective equipment, training or engineered safeguards that responsible site personnel must provide for the task.