# Kinematic calibration of a 3-DOF spindle head using a double ball bar

> Research article (Mechanism and Machine Theory, 2016) · cited 34× · AI/ML

**Wikidata**: [openalex:W2337586415](https://www.wikidata.org/wiki/openalex:W2337586415)  
**Source**: https://4ort.xyz/entity/kinematic-calibration-of-a-3-dof-spindle-head-using-a-double-ball-bar