# Toward Efficient Safety Helmet Detection Based on YoloV5 With Hierarchical Positive Sample Selection and Box Density Filtering

> Research article (IEEE Transactions on Instrumentation and Measurement, 2022) · cited 33× · AI/ML

**Wikidata**: [openalex:W4225541665](https://www.wikidata.org/wiki/openalex:W4225541665)  
**Source**: https://4ort.xyz/entity/toward-efficient-safety-helmet-detection-based-on-yolov5-with-hierarchical-positive-sample-selection-and-box-density-fil