# Real-time data assimilation for large-scale systems: The spectral Kalman filter

> Research article (Advances in Water Resources, 2015) · cited 32× · AI/ML

**Wikidata**: [openalex:W1113741873](https://www.wikidata.org/wiki/openalex:W1113741873)  
**Source**: https://4ort.xyz/entity/real-time-data-assimilation-for-large-scale-systems-the-spectral-kalman-filter