HomeJournal of Interdisciplinary Perspectivesvol. 4 no. 6 (2026)

FeeTap: A Smart Payment Kiosk with Facial Recognition for Automated Student Department Fee Collection

Joshua Miguel C. Calulut | Rufaida A. Lim | John Dexter V. Revelo | Caroline Therese G. Sanchez | Gajil J. Santos | Lemuel S. Bigay

Discipline: information systems

 

Abstract:

Traditional manual fee collection at academic institutions often leads to administrative bottlenecks and prolonged wait times. To address these inefficiencies, this study developed and evaluated FeeTap, an automated self-service payment kiosk prototype integrated with biometric facial verification. Implemented using a Raspberry Pi 4B architecture and Python’s face_recognition library, FeeTap features a multi-denominational currency acceptor, automated change dispensing, and a dedicated mobile application for real-time transaction monitoring. Utilizing a quasiexperimental design, the researchers conducted preliminary performance testing with a purposive sample of computer engineering students to assess biometric accuracy and operational throughput. Results indicated that the facial recognition module achieved a 72.92% cumulative success rate within a three-attempt authentication protocol. The remaining 27.08% composite failure rate consisted of both recognition timeouts and misidentifications, suggesting sensitivity to environmental micro-variations. Furthermore, a paired-samples t-test of successfully authenticated participants (n = 35) revealed a statistically significant difference between the FeeTap and manual methods in transaction times (t(34) = 12.59, p < .001). For this subgroup, the FeeTap system demonstrated a 44.77% reduction in mean transaction time, from 121.06 seconds to 66.86 seconds, including recognition latency. While a strong positive correlation (r = .77) was observed, the high failure rate and preliminary accuracy suggest that the system currently functions as a proofof- concept. These findings indicate that while FeeTap offers a promising alternative to manual transactions, further optimization of the biometric layer and failure-handling protocols is required for campus-wide deployment.



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