Story 4: NCERT-to-YouTube Video Mapping
Overview
| Field | Value |
|---|---|
| Story ID | NGE-16-4 |
| Story Points | 13 |
| Sprint | Sprint 21 |
| Language | Python |
User Story
As a Teacher
I want to get curated YouTube video suggestions for NCERT topics
So that I can supplement teaching with quality video content
Approach: Constrained Query
# Query format
"Class 10 Carbon Compounds NCERT English"
# NOT just
"Carbon chemistry"
Credibility Filter
| Channel Type | Trust Score |
|---|---|
| NCERT OFFICIAL | 100 |
| Khan Academy India | 95 |
| Physics Wallah | 85 |
| Vedantu | 80 |
Scoring Factors
- Verified channel (40%)
- View count (20%)
- Video length 5-15 min (20%)
- Title relevance (20%)
Copyright Safety
✅ We REFERENCE videos, not republish
✅ Use YouTube embed API
✅ Show original channel attribution
❌ Never download or re-host