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Edge-Based Person Detection Using MobileNetV2 on ESP32-CAM for Home Surveillance System Purnama, Adi; Indriani; Alit Prasetyo, Bagus; Nugraha, Agitama
Jurnal Sistem Komputer dan Informatika (JSON) Vol. 7 No. 3 (2026): Maret 2026
Publisher : Universitas Budi Darma

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30865/json.v7i3.9619

Abstract

Affordable home surveillance systems increasingly require on-device intelligence to mitigate privacy risks, network dependency, and response latency associated with cloud-based video analytics. This research develops an edge-based person detection system utilizing a quantized MobileNetV2 architecture (α = 0.1) deployed on an ESP32-CAM module, integrated with the Message Queuing Telemetry Transport (MQTT) protocol for real-time alert delivery. To construct the dataset, image data were collected via a motion-triggered acquisition setup employing a passive infrared (PIR) sensor, resulting in a total of 500 manually labeled images categorized into person and non-person classes. The model was trained in over 40 epochs with a learning rate of 0.001, utilizing data augmentation and INT8 quantization to optimize embedded deployment. Performance was evaluated using a 23% testing split (116 unseen images), yielding an overall accuracy of 78.45%. For the person class, the model achieved 90.00% precision, 77.78% recall, and an 83.44% F1-score. On-device deployment via TensorFlow Lite required a peak RAM of 485.4 KB and 102.1 KB of flash memory. The average inference time was recorded at 1018 ms per frame, which limits continuous high-framerate processing but remains feasible for basic surveillance at approximately 1 frame per second. Finally, MQTT communication via an EMQX broker successfully transmitted detection alerts and image links to a mobile application for real-time monitoring and storage.
Co-Authors A. Hardiyanti A.Anggriani Abd. Rahman Razak Abdillah, Muhammad Helmy Adi Purnama Agoes Dariyo AGUS RIYANTO Ahmad Ridhay Aini Auliana Amar Alim, Bahrul Aliyya Intan Misyilla Amelia Putri AMINULLAH Andi Dody May Putra Agustang Andi Ferawati Andi Ima Kesuma Andi Indriani Ibrahim Andriany, Anissa Rizky Angelika, Fransiska Angelita, Simthia Anggraeni. M, Andi Sri Dewi Aprilia Asri Arif Firmansyah Arimbi Arwin Arwin Rawin Arwin Sanjaya Atep Aulia Rahman Azizah Bagus Alit Prasetyo Baihaqi, M. 'Azizan 'Azmani Bella Patricia Candimadam Cheesa Priscilla Ronald Danial Debi Setiawan Diah Nadiatul Jannah DIAN LESTARI Dika Rizki Imania Dwi Juli Puspitasari Dwiana, Nidia Nur Ega Via Ambarwati Erwin Abdul Rahim Esa Fauzi Eunike Polii Feriyanti, Yang Gusti Firmansyah Fitriah, Reski Giola, Sri Yulan Hajrah Hanadiva Nauvalina Hasdinda, Hasdinda Hasrun, Khusnul Khatimah Hasyim Herlina Heryahya, Andang Hidayati, Ririn Wahyu Hudayah Sulaiman Husain Sosidi Indah Fitriani Indriani, Kasil Sri Intan Islamia Irmawati Inda, Nov Ishwahyudi, Herry Joselyn Tiofanny Juraid Abdul Latief Khairuddin Khairuddin Khusnul Khatimah Hasrun Kusramdani, Rizky Kusumaningrum, Hesti Kyswantoro, Yunita Firdha Lasulika, Anita Lesbatta, Kezia Josawel Liana, Wendy Linawati, Sri Lestari Lukman Arsyad M.Richar Valentino Hermawan Mahendra Kurniawan Manurung Mahfud Gamar Mahfud, Chairul Rusyd Mahmud, Usamah Masliyana May putra Agustang, Andi Dody Mayalisa Diantamaela Meliana Sari Pasaribu Misnah Misnah Moh. Karmin Baruadi Moh. Mirzan Mohi, Sri Yulin Muh Rijal, Muh Muhammad Afandi Muhammad Ali Jafar Muhammad Ansar, Muhammad Muhammad Ardiansyah Muhammad Ardiansyah Muhammad Billy Muhammad Nur Muhammad Obie Muis, Nurhasni Muliati Munandar, Teguh Aris Munirah Naima Najma, Siti Namla Elfa Syariati Nantika Indah Sari Noordianty, Andina Syita Nor Faizah Kaeni1 Nov Irmawati Inda Novita Suadi Nugraha, Agitama Nur Rahmah Sari Nur, Raybian Nurakhirawati Nurhidayah Nurlaela, Raden Siti Nurlaeli Nurul Fadilah Aswar Nurul Hidayah Harahap Nusryam, Nursyam Pasjan Satrimafitrah Prasetya, Yosef Lucy Dwi Prismawiryanti Prismawiryanti Rachman Saleh Rahmat Lapaduai Rahmawati, Linda Rahmina, Faza Alya Ramlawati Rasak, Muh. Sarib Abdul Rauzatul Umaina Ricardo Valentino Latuheru Ridha Ramana Risman, Kadar Risna Riza Vurnama Saharuddin Sahu, Fahmi Mahnularha Sahu, Rati Julianti Sari Febriani Savitri, Mersya Nurina Seny mahara Seran, Ary Setiawan Shanty Sisrianti Imban Sitti Nur Halizah Sofia Solfiyeni Solfiyeni Sri Lestari Linawati St Junaeda Suhana Saputra, FAJAR Sunargo Suriyanti Suryadinata, Ningrum Syabilla Putri Atmawijaya Syahbudin Adam SYAIFUL BAHRI Syam, Marniati Syilfi Tatiana, Natiella Diva Torro, Supriadi Tumaruk, Andry Septian Syahputra Ujang Candra Irawan Umaya, Rahmi Veni Fatmawati Virginia, Alfanny Wa Ode Irawati Wa Windiyani Baharudin Widayanti, Erina Wisnu Sinar Pratama Yanti, Dewi Yanti, Wilda Yuni Maulana Yurnaliza, Yurnaliza Yusman Yusniyanti Zubaida Rohmawati Zulfa Hamidah Zulistiawati, Fauziah