# EchoSensor: Fine-grained Ultrasonic Sensing for Smart Home Intrusion Detection

> Research article (ACM Transactions on Sensor Networks, 2023) · cited 11× · AI/ML

**Wikidata**: [openalex:W4385780761](https://www.wikidata.org/wiki/openalex:W4385780761)  
**Source**: https://4ort.xyz/entity/echosensor-fine-grained-ultrasonic-sensing-for-smart-home-intrusion-detection