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Sponsored Artificial Intelligence: A Modern Approach, Global Edition Artificial Intelligence: A Modern Approach, Global Edition

Author

U. Fatmawati

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Open access Aug 2026

Development of an ESP32-Based IoT Smart Cane for Multi-Directional Obstacle Detection and Real-Time Monitoring

Visual impairment limits independent mobility due to difficulties in recognizing obstacles and environmental conditions. This study aims to develop an ESP32-based Internet of Things (IoT) smart cane to improve navigation safety and real-time monitoring for visually impaired users. The proposed system integrates three u...

Raja Satria Ernovrianto Sirait, U. Fatmawati, Azhari Diansyah Putra Sinaga et al. · 0 citations
Open access Jul 2026

Design and Development of an MQ-2 Sensor and Arduino Uno Gas Leak Detection System with Automatic Ventilation and Warning

Gas leakage can create fire, explosion, and health hazards when it is not detected promptly. This study developed a laboratory-scale gas-leak detection prototype that integrates an MQ-2 metal-oxide sensor, Arduino Uno, 16×2 I2C LCD, audible and visual warnings, a relay, and an automatically activated exhaust fan. Proto...

Raul Gonjales Barus, U. Fatmawati, Dananjaya Ariateja et al. · 0 citations

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