# Information Retrieval from Photoplethysmographic Sensors: A Comprehensive Comparison of Practical Interpolation and Breath-Extraction Techniques at Different Sampling Rates

> Research article (Sensors, 2022) · cited 13× · AI/ML

**Wikidata**: [openalex:W4213180279](https://www.wikidata.org/wiki/openalex:W4213180279)  
**Source**: https://4ort.xyz/entity/information-retrieval-from-photoplethysmographic-sensors-a-comprehensive-comparison-of-practical-interpolation-and-breat