# Normalized differential method for improving the signal-to-noise ratio of a distributed acoustic sensor

> Research article (Applied Optics, 2019) · cited 56× · AI/ML

**Wikidata**: [openalex:W2949939119](https://www.wikidata.org/wiki/openalex:W2949939119)  
**Source**: https://4ort.xyz/entity/normalized-differential-method-for-improving-the-signal-to-noise-ratio-of-a-distributed-acoustic-sensor