How AccelOne built facial recognition, IRIS scanning, voice recognition, and head-tracking applications to demonstrate the future of personalized air travel, in one month.
In brief: AccelOne developed three interactive biometric applications for the Airline Passenger Experience Association (APEX) event, the world's largest aviation passenger experience conference, to demonstrate how facial recognition, IRIS scanning, voice recognition, palm-vein recognition, and head tracking could personalize the passenger journey. Built and delivered in 4 weeks on Microsoft Surface Pros using SOAP web services. Three phases: biometric registration, biometric education, and a 360° immersive audio-visual experience. Successfully showcased to thousands of aviation industry professionals.
4 wks
Total build and delivery timeline
3
Interactive applications built
5
Biometric modalities integrated
100+
Airlines at APEX event
✓ Live
Showcased successfully at APEX
The event: why APEX was the right stage
The Airline Passenger Experience Association (APEX) hosts the world's largest aviation passenger experience event, the annual gathering where airlines, technology vendors, and industry decision-makers come together to see what's next in air travel. Getting new technology in front of this audience is not a marketing exercise. It's a proof point.
APEX is the primary showcase for new technology, products, and services intended to improve the passenger journey, from check-in and boarding through in-flight entertainment, catering, and cabin design. Demonstrating at APEX means putting a technology in front of the people who decide what ends up in airlines globally.
Airlines attending
Technology vendors
Industry professionals
The client needed to demonstrate, not just describe, how biometric technology could transform passenger experiences across the full journey. AccelOne was brought in to build the applications that would make that demonstration work.
What biometric modalities were integrated into the aviation applications?
AccelOne integrated five distinct biometric technologies across the three-station demonstration, covering the full range of modalities relevant to the passenger journey, from boarding gate identification to in-flight personalization.
👁️ IRIS recognition
Greyscale camera captures iris texture, converted to a 2D barcode template for matching. High accuracy; non-contact; stable over time.
🙂 Facial recognition
Identifies distinguishing facial features and calculates their relative positions to build a unique facial template for recognition.
🎙️ Voice recognition
Used for audio control (volume, pause) and language translation in the 360° experience, demonstrating in-flight crew interaction use cases.
✋ Palm-vein recognition
Demonstrated as an emerging biometric modality for touchless identification, showing industry attendees a technology beyond fingerprint scanning.
🎯 Head tracking
Detects head position and orientation to auto-shift the 360° display, maintaining the visual experience directly in front of wherever the visitor is looking.
How do IRIS and facial biometric systems work?
AccelOne's applications relied on both IRIS scanning and facial recognition as the primary identification layer. Understanding how each works explains why they were chosen for an aviation context, and why they complement each other.
01. A camera captures a detailed greyscale photo of the eye.
02. The image is segmented, only the iris (the textured ring surrounding the pupil) is retained.
03. An algorithm converts the iris texture into a template resembling a 2D barcode.
04. A second algorithm compares the template against stored templates to find a match.
✓ The iris is unique per individual, stable over time, and captured without physical contact, well-suited to high-throughput airport use cases.
01. A camera captures a picture of the face.
02. Distinguishing physical features are identified: eyes, eyebrows, forehead, nose, chin, cheekbones, mouth, ears.
03. The relative positions of those features are calculated to build a spatial template.
04. The template is compared against stored records to identify or verify identity.
✓ Works at a distance without stopping the passenger, enabling frictionless boarding gate identification.
What were the three phases of the biometric demonstration?
AccelOne divided the project into three sequential phases, each corresponding to one station in the exhibit. Visitors moved through the stations in order, creating a complete, end-to-end demonstration of how biometric personalization could work across the passenger journey.
Biometric Registration
Create a personalized visitor profile
Visitors began by creating a unique profile through a series of preference questions, travel style, content interests, ambient preferences. Their answers were stored alongside IRIS scan data and facial recognition data captured at this station. Each database record was anonymized for privacy, enabling cross-station recognition without storing personally identifiable information. The biometric device communicated via SOAP web service over an Ethernet connection.
IRIS scanning • Facial recognition • Preference profiling • Anonymized database • SOAP web services
Biometric Education
Recognized on arrival, learn how it works
When visitors approached this station, they were automatically recognized using their IRIS and facial data from Phase 1, without any action required from the visitor. The application greeted them by name, then walked them through each biometric technology: how it captures data, how it builds a template, and how it enables recognition. Visitors also learned about fingerprint authentication and voice recognition. The goal was to make the technology legible, turning "the machine recognized me" into a concrete, understandable process.
Auto-recognition on approach • IRIS education • Facial recognition education • Fingerprint authentication • Voice recognition
360° Audio/Visual Experience
Personalized immersive travel simulation
The final station was the demonstration's centrepiece, multiple large display screens arranged in a 360° configuration, delivering a high-definition, 3D, Dolby surround-sound experience personalized to each visitor's preferences. The visitor's profile from Phase 1 (beach, city, jungle, travel, rain, etc.) determined the content. Head tracking auto-shifted the display to stay in front of wherever the visitor was looking. Voice recognition let visitors adjust volume or pause the experience without touching a screen. Language translation demonstrated how biometrics could improve passenger-crew communication in a multilingual cabin context.
360° display array • Head tracking • Voice control • Preference-based content • Language translation • Dolby surround sound
What technology was used to build the biometric aviation applications?
Microsoft Surface Pro, all three station applications deployed on Surface Pros.
SOAP web services, biometric data communicated between hardware and application.
Ethernet, biometric device to application connection.
Custom backend, anonymized biometric and preference records, cross-station access.
IRIS scanning camera + facial recognition camera, integrated via device APIs.
Multiple large screens in 360° arrangement for Phase 3 immersive experience.
A key architectural decision was anonymizing every database record. Biometric data was stored in a form that enabled cross-station recognition, so the Phase 2 station could recognize a visitor from Phase 1, without retaining personally identifiable information. This was essential both for visitor privacy and because the data would be accessed by multiple third-party stations throughout the exhibit.
How did AccelOne deliver three biometric applications in four weeks?
The four-week deadline was not negotiable, the APEX event had a fixed date, and all three stations needed to be installed and operational several hours before the event opened. AccelOne's nearshore team worked against this constraint from day one.
✔ Three phases developed and delivered in sequence within four weeks
✔ Applications installed at stations hours before the event opened
✔ On-site technical support provided throughout the event
✔ High speed, precision, and creativity under limited time and resources
✔ Fully functional applications delivered, no partial release
✔ Visitors praised quality of the experience at the event
What were the results?
The applications were successfully showcased at APEX. Visitors praised both the quality of the individual experiences and the clarity of the demonstration, what made the technology concrete was not a slide presentation but a working system that recognized them, recalled their preferences, and delivered a personalized experience without friction.
For the aviation industry, that's the demonstration that matters. Airlines and vendors at APEX aren't evaluating concepts. They're evaluating whether technology is real, deployable, and capable of delivering what it promises.
AccelOne's applications answered that question directly.
-
Three fully functional biometric applications delivered on time
-
Five biometric modalities integrated and demonstrated live
-
Visitor recognition working cross-station via anonymized IRIS and facial data
-
360° personalized experience driven entirely by biometric preference data
-
Applications installed on-site hours before the event opened
-
On-site technical support provided throughout the event
-
Visitors and industry professionals praised the quality and potential of the demonstration
Frequently asked questions
What biometric applications did AccelOne build for the aviation industry?
AccelOne built three interactive biometric applications for the APEX event: a Biometric Registration station that created visitor profiles using IRIS scanning and facial recognition; a Biometric Education station that automatically recognized returning visitors and taught them how each biometric technology works; and a 360° Audio/Visual Experience station that combined biometric preference data with head tracking and voice recognition to deliver a personalized immersive travel simulation. All three applications were built in four weeks and deployed on Microsoft Surface Pros.
How does IRIS biometric recognition work?
IRIS biometrics are acquired using a camera that takes a detailed greyscale photo of the eye. The image is segmented so only the iris, the textured colored ring surrounding the pupil, remains. An algorithm converts the iris into a template resembling a 2D barcode. A second algorithm compares that template against stored templates to find a match. The iris is unique to each individual, stable over time, and captured without physical contact, making it well-suited to high-throughput aviation use cases.
How does facial biometric recognition work?
A facial biometric system uses a camera to capture a picture of the face. It identifies distinguishing physical features, eyes, eyebrows, forehead, nose, chin, cheekbones, mouth, and ears, and calculates their relative positions. These measurements form a unique facial template that is compared against stored records to identify or verify the individual. In AccelOne's aviation application, facial data was combined with IRIS data to create a composite biometric profile for each visitor.
How can biometric technology personalize the airline passenger experience?
Biometric technology can recognize travelers at each touchpoint, check-in, gate, boarding, in-flight, and automatically surface their preferences without requiring documents or manual identification. AccelOne's APEX demonstration showed this concretely: a visitor registered at the first station was automatically recognized at subsequent stations, which recalled their preferences and adapted the experience accordingly, from personalized entertainment content to language translation for crew interactions.
What is APEX and why does it matter for aviation technology?
APEX, the Airline Passenger Experience Association, hosts the world's largest aviation passenger experience event, bringing together thousands of industry professionals, over 100 airlines, and 150 vendors. It is the primary showcase for technology intended to improve the passenger journey. Demonstrating at APEX means putting a technology in front of the global airline industry's decision-makers.
How long did it take AccelOne to build the biometric aviation applications?
AccelOne developed, integrated, and delivered all three applications in four weeks. The team built the phases sequentially, biometric registration first, then education, then the 360° experience, with each phase building on the biometric infrastructure of the previous one. Applications were installed at the event stations several hours before APEX opened, with AccelOne providing on-site technical support throughout the event.
What technology was used to build the aviation biometric applications?
The applications were built for Microsoft Surface Pros using SOAP web services for biometric data transfer over Ethernet. The backend used a custom database with anonymized biometric records, enabling cross-station recognition while protecting visitor privacy. Biometric hardware included IRIS scanning cameras and facial recognition cameras integrated via device APIs. The 360° display used multiple large screens with head-tracking and voice recognition capabilities.