IT5514 Final Project

Improving the pronounciation of Sri Lankan cities and names.

Methods

• Hidden Markov Models
• Transformers

Dataset

• Obtain a list of names
• Convert them into International Phonetic Language

Data Collection Tool Features

Download Pronunciations

The data collection tool now supports downloading all pronunciation data as JSON files with the following options:

• My Pronunciations: Download only your pronunciations
• Valid Pronunciations: Download all valid pronunciations (marked as valid by users)
• All Pronunciations: Download all pronunciations in the database

Access Methods

1. Navigation Bar Dropdown: Click the "Download" button in the top navigation bar for easy access
2. History Panel (Removed): Download buttons previously in the history panel have been moved to the navigation

Features

• Visual Feedback: Loading animations and status messages during download
• Smart Dropdown: Click-to-open dropdown with outside-click-to-close functionality
• Mobile Responsive: Optimized dropdown positioning for mobile devices
• Rich Icons: Visual indicators for each download type (user, verified, database)

JSON Export Format

{
  "metadata": {
    "export_timestamp": "2025-07-12T10:30:00.000Z",
    "filter_type": "all",
    "total_records": 150,
    "exported_by": "user_uid"
  },
  "pronunciations": [
    {
      "id": "doc_id",
      "city": "Colombo",
      "pronunciation": "kəˈlʌmboʊ",
      "is_valid": true,
      "user": "user_uid",
      "user_name": "John Doe",
      "timestamp": "2025-07-12T10:15:00.000Z",
      "created_at": "2025-07-12T10:15:00.000Z",
      "updated_at": "2025-07-12T10:15:00.000Z"
    }
  ]
}

The download feature is accessible from the History panel in the data collection interface.