MareArts ANPR Mobile APP

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🧭 Navigation

The app has 5 main tabs at the bottom:

Icon	Tab	Purpose
📷	Scan	Fast on-device plate scanning
🕐	Detections	View history and saved plates
✅	Rules	Manage whitelists/blacklists
📊	Stats	View statistics and charts
⚙️	Settings	Configure app behavior

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📷 1. Scan Page

Purpose: Fast and accurate on-device license plate detection and recognition

Features:

Camera View (middle 50% of screen)

• Live camera preview
• Tap anywhere to focus
• Automatic plate detection
• Green/red bounding boxes show detected plates

Top Bar:

• Flash 🔦 - Toggle camera flash
• Zoom - Pinch or tap to zoom (1x-5x)
• Camera Switch - Front/back camera toggle

Bottom Controls:

• Single Capture (⭕) - Capture one plate
• Continuous Mode (🔄) - Auto-scan continuously
• Cloud Mode (☁️) - Send to cloud API for processing

Status Display:

• Shows last detected plate number
• Green/Red/Orange indicator for whitelist/blacklist status
• Confidence percentage
• Tap to view full details

Free Trial Mode:

• 100 scans per day
• Counter shows: "Today: X/100"
• Resets daily at midnight
• Login for unlimited scans (infinite usage)

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🕐 2. Detections Page

Purpose: View all captured license plates

Three View Modes:

📋 List View (Default)

• All captured plates in chronological order
• Grouped by date (Today, Yesterday, This Week, etc.)
• Shows: Plate number, time, location, thumbnail
• Swipe left to right - Opens side menu to quickly change status (whitelist/blacklist/unknown)
• Tap to view full details
• Status badges: Green (whitelist), Red (blacklist), Orange (unknown)

📸 Full Preview (tap any detection)

• Large plate image
• Plate number (tap ✏️ to edit)
• Status badge (whitelist/blacklist/unknown)
• Detection confidence
• OCR confidence
• Date & time
• GPS location & address
• Buttons:
  • 📋 Copy - Copy plate number
  • 🗑️ Delete - Remove from history
  • ➕ Add to Whitelist
  • ➖ Add to Blacklist

🗺️ Map View

• Shows all plates on a map
• Clusters nearby detections (shows count)
• Tap cluster to zoom in
• Tap marker to see plate details
• Top buttons:
  • 🛰️ Satellite/Road toggle
  • 🏷️ Show Labels - Display all plate numbers
• Search bar: Filter by plate number
• Header: Shows total locations count

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✅ 3. Rules Page

Purpose: Manage plate whitelists and blacklists

Features:

Whitelist (Green)

• Allowed/approved vehicles
• Shows green badge on scan
• Plays "success" sound

Blacklist (Red)

• Blocked/unwanted vehicles
• Shows red badge on scan
• Plays "alert" sound

Management:

• + Button (bottom center) - Add new plate
• Swipe left to delete
• Type full plate number or partial (e.g., "ABC" matches "ABC-123")
• Auto-uppercase
• Instant filtering on scan

Use Cases:

• Parking: Whitelist residents, blacklist violators
• Security: Whitelist staff, blacklist banned vehicles
• Delivery: Track known vehicles

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📊 4. Stats Page

Purpose: View scanning statistics and trends

Overview Section:

• Total Scans - All-time count
• Today - Scans captured today
• This Week - Last 7 days
• This Month - Current month
• This Year - Year-to-date

Top 10 Vehicles:

• Most frequently detected plates
• Shows scan count for each
• Tap to view all scans for that plate

Time Period Charts:

• This Week - Bar chart (7 days)
• This Month - Bar chart (30 days)
• This Year - Bar chart (12 months, scrollable)

Status Filter:

• All - Show everything
• Whitelist - Green plates only
• Blacklist - Red plates only
• Unknown - Orange plates only

Pull down to refresh data

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⚙️ 5. Settings Page

Purpose: Configure app behavior

Account Section:

Login (Business/Enterprise accounts)

• Enter email + signature
• Infinite scans (unlimited usage)
• Shows expiry date
• Logout button when logged in

Free Trial Mode

• Shows daily limit: X/100 scans
• Resets at midnight
• Login for infinite scans

Notifications:

Sound 🔊

• Play audio alerts for detections
• Green plates: "Success" sound
• Red plates: "Alert" sound
• Orange plates: "Unknown" sound

Vibration 📳

• Haptic feedback on detection
• Different patterns for whitelist/blacklist

Detection Settings:

Sync Thresholds 🔄

• Toggle to sync detection + OCR thresholds together
• Simplifies tuning

Detection Threshold (60-95%)

• Minimum confidence to detect plate
• Higher = fewer false positives
• Lower = more detections
• Recommended: 90%

OCR Threshold (60-95%)

• Minimum confidence for text recognition
• Higher = more accurate text
• Lower = read more plates
• Recommended: 90%

Max Detections (1-10)

• Maximum plates to capture per scan
• Recommended: 1 (parking/security)
• Higher for busy intersections

Ignore Duplicate Plate (0-60 seconds)

• Prevents saving same plate multiple times
• 0 = Save all (no filtering)
• 5s = Default (ignore if seen within 5 seconds)
• 60s = Maximum (ignore for 1 minute)

Plate Region 🌍

• Universal - All regions (default)
• Europe+ - EU, UK, Switzerland, Norway, etc.
• Korea - South Korea (한국)
• North America - USA, Canada, Mexico
• China - China (中国)
• Selecting specific region improves accuracy

Storage:

Save Images 📷

• Save full-resolution images with detections
• Viewable in Detections page
• Uses device storage

Clear History 🗑️

• Delete all detection records
• Warning: Cannot be undone

Data Retention (7-365 days, Never)

• Auto-delete old records
• Default: 30 days
• Never: Keep forever

Location:

Enable GPS 📍

• Save location with each detection
• Required for Map view
• Shows address in details

About:

• App name & version
• Support email: hello@marearts.com
• Build number (for troubleshooting)

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🎯 Common Workflows

Parking Management:

1. Add residents to Whitelist (Rules page)
2. Scan vehicles entering (Scan page)
3. Check status - Green = Allowed, Red = Blocked
4. Review violations (Detections page)

Security Checkpoint:

1. Add approved vehicles to Whitelist
2. Add banned vehicles to Blacklist
3. Continuous scan at entrance
4. Audio/vibration alerts for blacklist

Vehicle Tracking:

1. Scan vehicles continuously
2. View history in Detections
3. Use Map to see locations
4. Export data (via share button)

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💡 Tips & Best Practices

For Best Detection:

• Distance: 2-3 meters from vehicle
• Angle: Perpendicular to plate (not tilted)
• Lighting: Good outdoor light (daytime)
• Focus: Tap plate area to focus
• Stability: Hold steady while capturing

Avoid:

• Too far (>5 meters)
• Extreme angles
• Low light conditions
• Motion blur
• Dirty/damaged plates

Settings Recommendations:

High Accuracy (parking/security):

• Detection: 90%
• OCR: 90%
• Max: 1 plate
• Region: Specific (if known)

High Recall (traffic monitoring):

• Detection: 70%
• OCR: 70%
• Max: 5 plates
• Region: Universal

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🔒 Privacy & Security

• 100% On-Device: All AI processing on your device
• No Cloud Storage: Images never uploaded (unless you use cloud mode)
• Local Database: All data stored locally
• GPS Optional: Can disable location tracking
• No Analytics: We don't track your usage

Cloud Mode (Optional):

• Sends image to API for processing
• Used only when you tap cloud button
• More accurate (server-side AI)
• Requires internet connection

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📞 Support

Email: hello@marearts.com
Website: https://www.marearts.com

For Issues:

• Include app version (Settings page)
• Describe the problem
• Include screenshot if possible

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Need help? Contact hello@marearts.com

- Main page photo by SWAPNIL VASAVE -