# Frequency estimation by two- or three-point interpolated Fourier algorithms based on cosine windows

> Research article (Signal Processing, 2015) · cited 74× · AI/ML

**Wikidata**: [openalex:W335937977](https://www.wikidata.org/wiki/openalex:W335937977)  
**Source**: https://4ort.xyz/entity/frequency-estimation-by-two-or-three-point-interpolated-fourier-algorithms-based-on-cosine-windows