# Outlier detection and quasi-periodicity optimization algorithm: Frequency domain based outlier detection (FOD)

> Research article (European Journal of Operational Research, 2020) · cited 31× · AI/ML

**Wikidata**: [openalex:W2999892561](https://www.wikidata.org/wiki/openalex:W2999892561)  
**Source**: https://4ort.xyz/entity/outlier-detection-and-quasi-periodicity-optimization-algorithm-frequency-domain-based-outlier-detection-fod