# Shadow-Based Operation Assistant for a Pipeline-Inspection Robot Using a Variance Value of the Image Histogram

> Research article (Journal of Robotics and Mechatronics, 2019) · cited 17× · AI/ML

**Wikidata**: [openalex:W2996073213](https://www.wikidata.org/wiki/openalex:W2996073213)  
**Source**: https://4ort.xyz/entity/shadow-based-operation-assistant-for-a-pipeline-inspection-robot-using-a-variance-value-of-the-image-histogram