MOBIUSI INC| Field | Type | Description |
|---|---|---|
| file_name | string | File name |
| quality | string | Resolution |
| has_hardhat | boolean | This field indicates whether the individual in the image is wearing a hardhat. |
| person_count | int | The total number of individuals appearing in the image. |
| hardhat_color | string | The color of the hardhat in the image, if worn. |
| person_position | string | The position of individuals in the image, which can indicate potentially unsafe locations. |
| scene_brightness | float | The average brightness of the image, used to assess lighting conditions. |
| is_blurry | boolean | Determines if the image is blurry to assess clarity. |
| safety_rating | string | A safety rating based on the image content, such as 'High', 'Medium', 'Low'. |
| helmet_coverage | float | The proportion of the head covered by the hardhat, ranging from 0 to 1. |
| weather_conditions | string | Inferred weather conditions at the time of the image capture, such as sunny or cloudy. |
| Authorization Type | CC-BY-NC-SA 4.0 (Attribution–NonCommercial–ShareAlike) |
| Commercial Use | Requires exclusive subscription or authorization contract (monthly or per-invocation charging) |
| Privacy and Anonymization | No PII, no real company names, simulated scenarios follow industry standards |
| Compliance System | Compliant with China's Data Security Law / EU GDPR / supports enterprise data access logs |

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@dataset{Mobiusi2026,
title={Tunnel Construction Site Safety Helmet Wearing Detection Image Dataset},
author={MOBIUSI INC},
year={2026},
url={https://www.mobiusi.com/datasets/6e3a9bff89a02277e30ea5c11d5b8140},
urldate={2026-02-04},
keywords={tunnel construction safety, safety helmet detection, image recognition, safety monitoring dataset},
version={1.0}
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