Vincent.T — Field noteshttps://portfolio.thinselin.netAI, MongoDB, homelab engineering, and simracing.enRAG Gateway: from documents to cited answershttps://portfolio.thinselin.net/articles/rag-gateway/vthinsel:rag-gatewayA shared retrieval pipeline connecting familiar AI clients, MongoDB Atlas, and local generation with Ollama.AIBuilding a tiny MongoDB cluster on Turing Pi RK1https://portfolio.thinselin.net/articles/mongodb-arm-build/vthinsel:mongodb-arm-buildPart I: four ARM nodes, Ansible automation, monitoring, and the lessons of operating a compact MongoDB replica set.MongoDBMongoDB memory on ARM64: THP, TCMalloc & WiredTigerhttps://portfolio.thinselin.net/articles/mongodb-memory/vthinsel:mongodb-memoryPart II: controlled THP experiments, two dataset sizes, and what the evidence says about memory and concurrency.MongoDBA homelab for learning across the stackhttps://portfolio.thinselin.net/articles/homelab-philosophy/vthinsel:homelab-philosophyHow compact infrastructure connects database experiments, AI applications, and repeatable operations.HomelabGT7Tracks: my first AI projecthttps://portfolio.thinselin.net/articles/gt7tracks-first-ai-project/vthinsel:gt7tracks-first-ai-projectHow Gran Turismo 7 telemetry became a practical introduction to training a model and recognizing a track while driving.Simracing