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Smart Mobility · Autonomous Transit · WCAG 2.1

Better journeys
inside autonomous
shuttles.

ShuttleSense delivers adaptive, passenger-first interfaces for self-driving shuttles — making smart city transit safer, clearer, and more human.

shuttlesense.online · Live Shuttle Dashboard
System
Operating Normally
En Route · Line 7
Next Stop · 4 min
Cabin
7 / 12 Passengers
Accessibility Mode
Voice Feedback On
Current Speed
32 km/h
↑ Within city limit
Task Completion
96%
↑ Usability benchmark
Error Recovery
84%
↑ From 28% baseline
System Status
NavigationActive
Voice FeedbackEnabled
Haptic AlertsOn
WCAG ModeAA Compliant
Undo Alert — Route Deviation
Shuttle rerouting via Odeonsplatz due to obstruction. Estimated delay: 2 min. Previous route can be restored.
96%

Task completion rate across 16 live usability test participants

84%

Error recovery — up from 28% baseline (p < 0.001)

112

Survey participants across German smart city commuter networks

2×

Faster emergency response — 7.6s vs. 14.5s in baseline version


The Problem

Passengers are left confused and unsafe.

Most autonomous shuttle interfaces were engineered for the vehicle — not the person inside it. The result is a broken, anxiety-inducing experience that drives people away from transit they should trust.

Outdated Static Displays

In-cabin screens show minimal status with no real-time adaptation, leaving passengers guessing throughout their journey.

No Error Recovery

When route deviations or emergencies occur, passengers have no way to understand, react, or reverse unexpected changes.

Inconsistent Feedback

Visual, audio, and haptic signals are fragmented or absent — forcing passengers to stay anxious rather than relaxed and informed.

Accessibility Gaps

Older adults and visually impaired passengers — who need clarity most — are worst served by current in-cabin systems.

The Solution

A dynamic interface built around the passenger.

ShuttleSense uses multimodal feedback, context-aware modes, and clear error recovery to create a journey passengers can genuinely trust.

Multimodal Communication

Synchronized voice messages, visual alerts, and haptic feedback work in unison. Every passenger receives critical information through their preferred channel.

Visual · Audio · Haptic

Context-Aware Modes

The interface shifts dynamically: boarding, en route, approaching stop, emergency. Each mode surfaces only what matters at that precise moment.

Adaptive UI

Undo Alert System

ShuttleSense's signature feature. When unexpected events occur, passengers can immediately acknowledge, act, or reverse — cutting response time in half.

Error Recovery

Animated Status Headers

Real-time system status at the top of every screen with smooth transitions. State changes communicate clearly without causing alarm or overload.

Live Status

WCAG 2.1 AA Throughout

High-contrast modes, ARIA live regions for screen readers, 44px minimum touch targets — built in from the start, not added as afterthoughts.

Accessibility

AI Companion (Roadmap)

A conversational ambient assistant that proactively informs passengers of delays and personalises the journey — without requiring any interaction to start.

AI · Personalisation
Research Methodology

Grounded in real people,
real rides, real data.

A rigorous mixed-method study across interviews, field observations, large-scale surveys, and controlled A/B testing — not assumptions.

1

In-Depth Interviews

20 structured interviews with regular shuttle commuters, older adults, and visually impaired users — surfacing hidden pain points that surveys alone would have missed.

2

Field Observations

25 real autonomous shuttle rides observed across smart city corridors, capturing authentic passenger behaviour with existing in-cabin systems in natural conditions.

3

Large-Scale Survey

112 participants validated qualitative findings and ranked 15+ user requirements by frequency and impact severity — giving statistical weight to what interviews revealed.

4

Iterative Prototyping

From paper sketches to clickable mid-fidelity to a comprehensive Figma prototype — refined through heuristic evaluation with Experience Design specialists.

5

Controlled A/B Testing

Qualitative A/B via UserTesting.com (12 users) and a controlled Google Analytics test (50 users) measuring real behavioural change between versions.

20
In-depth interviews with commuters, seniors, and visually impaired riders
25
Live autonomous shuttle rides observed in smart city networks
112
Survey participants validating 15+ identified user requirements
62
Total test participants across usability and A/B testing phases
15+
Key requirements: transparency, cognitive load, and accessibility
Results

The numbers
speak clearly.

Version B produced statistically significant improvements across every metric — validated at p < 0.001, ω² = 15.31.

"Adaptive, multimodal in-cabin interfaces make driverless shuttle services significantly easier to use, safer, and more satisfying for every passenger."

96%
↑ Task Completion

16 in-person usability test participants

84%
↑ from 28%

Error recovery after Undo Alert redesign

7.6s
↓ from 14.5s

Emergency response time halved in Version B

AA
✓ WCAG 2.1

Full accessibility audit confirmed compliant


Accessibility

Designed for everyone,
from day one.

ShuttleSense meets WCAG 2.1 AA throughout — not as a checklist, but as a core design principle from the first sketch.

Visual

High-Contrast & Screen Reader

All elements exceed WCAG 2.1 AA contrast ratios. Full ARIA landmark and live region support ensures screen readers convey real-time status updates accurately.

Cognitive

Reduced Mental Load

Context-aware modes surface only relevant information at each moment — dramatically reducing cognitive overload for older adults and first-time riders.

Motor

Large Touch Targets

Every interactive element meets 44×44px minimum touch targets. Emergency alerts use oversized buttons that work reliably even in a moving vehicle.

User Personas

Three passengers who
shaped every decision.

Senior Commuter
Age 68 · Munich
Core Need

Clear, consistent cues that convey exactly what the shuttle is doing — without decoding small icons or fast-moving text in an unfamiliar, moving vehicle.

Daily Commuter
Age 34 · Berlin
Core Need

Rich, real-time information about route, ETA, and system status — and the ability to act immediately when something unexpected disrupts his commute.

Visually Impaired
Age 41 · Hamburg
Core Need

A complete journey experience through voice and haptic feedback alone — every update, alert, and interaction working perfectly without any visual dependency.

Get in Touch

Ready to bring ShuttleSense to your transit network?

Whether you're a transit operator, smart city planner, or mobility researcher — we'd love to talk about what ShuttleSense can do for your passengers.