All projects Emmanuel Alcazar Jr.
Embedded Vision & IoT

ParkSense

100% Accuracy (80/80) · ₱7,544 BOM

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01 Problem

Traditional campus and municipal parking management relies on manual attendant patrols or high-cost commercial sensor systems, leading to high hardware expenditures and traffic congestion during peak occupancy turnover.

02 Approach

Wireless parking space detector integrating low-cost solar ESP8266 ultrasonic proximity nodes with an edge YOLOv5 vision gate on a Raspberry Pi 4B. Evaluated across 80 live field trials at UST-Legazpi with 100% detection accuracy across both occupied and vacant states, 72.02% average model confidence, and 15.04s detection time at ₱7,544 total 4-slot hardware BOM.

03 Result

Solar-powered ESP8266 ultrasonic trigger nodes paired with a Raspberry Pi 4B YOLOv5 vision gate for real-time campus parking occupancy detection.

100% accuracy (80/80) · 72.02% avg YOLOv5 confidence · 15.04s detection · ₱7,544 BOM
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