Vector Search Patterns Implement semantic similarity search for retrieval-augmented generation and intelligent querying. Embedding Pipeline Generating Embeddings Chunking Strategies | Strategy | Use Case | Chunk Size | |----------|----------|------------| | Fixed-size | Simple documents | 500-1000 tokens | | Sentence-based | Articles, essays | 3-5 sentences | | Paragraph-based | Structured docs | Natural breaks | | Recursive | Mixed content | Hierarchical split | | Semantic | Research papers | Topic boundaries | Vector Stores ChromaDB (Development / Small Scale) pgvector (Production / Postgre…