
Developed a production-grade Retrieval-Augmented Generation (RAG) knowledge base system for the belgio99/smartfactory repository, focusing on end-to-end knowledge retrieval, KPI generation, and dashboard creation. Leveraged Python, FastAPI, and LangChain to implement API endpoints, CSV data ingestion, and multi-model generation with fallback between Google Generative AI and Ollama. Enhanced the system with SPARQL-based knowledge base retrieval over RDF/OWL graphs, personalized conversational history, and multilingual support. Improved KPI and dashboard generation through refined prompts and ontology updates, while expanding test infrastructure for RDF queries. Addressed stability and data flow issues, resulting in a robust, context-aware backend for scalable analytics.
December 2024 — belgio99/smartfactory: Delivered context-aware conversational history for improved RAG performance, advanced KPI/dashboard generation with enhanced knowledge base and SPARQL query capabilities, and multilingual support enhancements. Strengthened reliability with stability fixes, and expanded test infrastructure covering RDF KPI energy queries. These changes collectively improved follow-up accuracy, knowledge retrieval quality, and cross-language support, while laying groundwork for scalable KPI analytics and broader adoption.
December 2024 — belgio99/smartfactory: Delivered context-aware conversational history for improved RAG performance, advanced KPI/dashboard generation with enhanced knowledge base and SPARQL query capabilities, and multilingual support enhancements. Strengthened reliability with stability fixes, and expanded test infrastructure covering RDF KPI energy queries. These changes collectively improved follow-up accuracy, knowledge retrieval quality, and cross-language support, while laying groundwork for scalable KPI analytics and broader adoption.
November 2024 monthly summary for belgio99/smartfactory: Delivered a production-grade RAG-based Knowledge Base System enabling end-to-end knowledge retrieval, KPI generation, and dashboard creation. Implemented CSV data ingestion, multi-model generation with a fallback path (online Google Generative AI and offline Ollama), and a KB retriever using SPARQL over RDF/OWL graphs. Built LangChain chains for general QA, KPI generation, and dashboards; updated ontology and prompts, and added tests to ensure reliability.
November 2024 monthly summary for belgio99/smartfactory: Delivered a production-grade RAG-based Knowledge Base System enabling end-to-end knowledge retrieval, KPI generation, and dashboard creation. Implemented CSV data ingestion, multi-model generation with a fallback path (online Google Generative AI and offline Ollama), and a KB retriever using SPARQL over RDF/OWL graphs. Built LangChain chains for general QA, KPI generation, and dashboards; updated ontology and prompts, and added tests to ensure reliability.

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