SYSTEM 04/14 · THE FIELD GUIDE
Embeddings & Vector Databases
Turning meaning into math — embeddings, similarity search, and every major vector store.
Embeddings Explained
What a vector of meaning is and how to pick the model that makes them.
EmbeddingsBEGINNERWords to VectorsBEGINNERTraining Embedding ModelsINTERMEDIATEChoosing a ModelINTERMEDIATEEmbedding DimensionsINTERMEDIATEMultimodal EmbeddingsINTERMEDIATEMatryoshka EmbeddingsINTERMEDIATENormalizing EmbeddingsINTERMEDIATEMatryoshka Representation LearningINTERMEDIATEsentence-transformersINTERMEDIATEMTEB LeaderboardINTERMEDIATE
Similarity Search & Indexing
Cosine vs dot product, ANN, HNSW — the math and indexes behind fast retrieval.
Vector Database Guides
One page per major vector store: pgvector, Pinecone, Qdrant, Weaviate, Chroma, Milvus, FAISS.
Vectors in Production
Choosing, filtering, syncing, and scaling vector search in real systems.
Choosing a Vector DatabaseBEGINNERHybrid Search in ProductionINTERMEDIATEMetadata FilteringINTERMEDIATESimpler AlternativesINTERMEDIATEElasticsearch, Redis & MongoINTERMEDIATESyncing EmbeddingsINTERMEDIATECutting Vector Search CostsINTERMEDIATESwitching Embedding ModelsINTERMEDIATEModel2VecINTERMEDIATEFastEmbedINTERMEDIATE