# An improved prediction algorithm for Earth’s polar motion with considering the retrograde annual and semi-annual wobbles based on least squares and autoregressive model

> Research article (Acta Geodaetica et Geophysica, 2019) · cited 17× · AI/ML

**Wikidata**: [openalex:W2984939127](https://www.wikidata.org/wiki/openalex:W2984939127)  
**Source**: https://4ort.xyz/entity/an-improved-prediction-algorithm-for-earths-polar-motion-with-considering-the-retrograde-annual-and-semi-annual-wobbles-