# IoT-Based Obstacle Detection System for Visually Impaired Person with Smartphone Module

> Research article (Journal of Advances in Information Technology, 2022) · cited 12× · AI/ML

**Wikidata**: [openalex:W4289355911](https://www.wikidata.org/wiki/openalex:W4289355911)  
**Source**: https://4ort.xyz/entity/iot-based-obstacle-detection-system-for-visually-impaired-person-with-smartphone-module