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RAG Subtitle Search
AI & RAG SystemsVideo Subtitle Indexing & Exact Timestamp Navigation
Upload video subtitles or YouTube transcripts to perform semantic context queries and jump directly to exact video timestamps with verbatim evidence highlights.
System Architecture & Pipeline Mechanics
Architecture Flow:Subtitle Parser → Windowed Chunking → Vector Indexing in Qdrant → Similarity Search → Timestamp Deep-Link Generator.
Key Engineering Capabilities:
SRT / VTT / Transcript parser with precise timestamp metadata mapping
Semantic chunking preserving sentence boundaries & context windows
Instant vector retrieval returning exact video timestamp deep-links
Clean media player integration for seamless jump-to-time navigation
Technology & Libraries Used
PythonFastAPIQdrantEmbeddingsSemantic SearchSubtitles