Design of a Lightweight Edge-AI System for Predictive Maintenance on ESP32-S3. - Kumar, Gaurav; Terauds, Maris; Ajayakumar Raji, Amal; Semenako, Janis; Smolaninovs, Vladimirs; Sics, Pauls Eriks; Malayidinja Poikayil Thankappan, Arun Kumar (Applied Sciences (2076-3417), 2026)