Automated AI Subtitling Workflow for Educational Videos

Automated Subtitling for Educational Videos

1. Video Content Preparation

1.1 Identify Video Content

Determine the educational videos that require subtitles based on curriculum needs and accessibility requirements.

1.2 Upload Video Files

Utilize a centralized platform for educators to upload video files, ensuring compatibility with various formats.

2. AI Transcription Process

2.1 Selection of AI Transcription Tool

Choose an AI-driven transcription tool such as Otter.ai, Rev.ai, or Sonix for accurate speech-to-text conversion.

2.2 Automated Transcription

Initiate the transcription process where the selected tool analyzes the audio track of the video and generates a text transcript.

Example Tools:

• Otter.ai: Provides real-time transcription and collaboration features.
• Rev.ai: Offers high accuracy and quick turnaround for transcriptions.
• Sonix: Utilizes advanced algorithms for multi-language support.

3. Subtitle Generation

3.1 Formatting Transcripts into Subtitles

Convert the generated transcripts into subtitle files using tools like Aegisub or Subtitle Edit to ensure proper timing and formatting.

3.2 Review and Edit Subtitles

Facilitate a review process where educators can edit and refine subtitles for accuracy, clarity, and context.

4. Quality Assurance

4.1 Conduct Quality Checks

Implement a quality assurance stage where a designated team reviews subtitles for grammatical errors, synchronization, and overall quality.

4.2 Feedback Loop

Gather feedback from educators and students to continuously improve the subtitling process and address any issues identified.

5. Finalization and Distribution

5.1 Export Final Subtitle Files

Export the finalized subtitles in various formats (e.g., SRT, VTT) suitable for different video platforms.

5.2 Upload to Video Hosting Platforms

Integrate the subtitles into the educational videos on platforms such as YouTube, Vimeo, or institutional LMS (Learning Management Systems).

6. Continuous Improvement

6.1 Analyze User Engagement

Monitor viewer engagement and feedback on subtitled videos to assess the effectiveness of the subtitles.

6.2 Update AI Tools and Processes

Regularly update the AI tools and processes based on technological advancements and user feedback to enhance transcription accuracy and efficiency.