# Two level de-noising algorithm for early detection of bearing fault using wavelet transform and zero frequency filter

> Research article (Tribology International, 2019) · cited 40× · AI/ML

**Wikidata**: [openalex:W2990203424](https://www.wikidata.org/wiki/openalex:W2990203424)  
**Source**: https://4ort.xyz/entity/two-level-de-noising-algorithm-for-early-detection-of-bearing-fault-using-wavelet-transform-and-zero-frequency-filter