Ollama - Tag - Daily Deep Think https://blog.baifan.site/en/tags/ollama/ Ollama - Tag - Daily Deep Think Hugo -- gohugo.ioenblog@baifan.site (ByF) blog@baifan.site (ByF)Tue, 25 Nov 2025 14:00:00 +0800 PDF2Markdown: Complete Guide to Smart PDF Article Extraction https://blog.baifan.site/en/pdf2markdown-intelligent-pdf-extraction-tool/ Tue, 25 Nov 2025 14:00:00 +0800 ByF https://blog.baifan.site/en/pdf2markdown-intelligent-pdf-extraction-tool/

PDF2Markdown - An Intelligent Article Extraction Tool for Large PDF Documents

Python Version Code Style Type Checking License

PDF2Markdown is an intelligent content extraction tool built specifically for large scanned PDF files. It combines traditional OCR technology with modern AI large language models to intelligently extract pure article content from documents, automatically filtering out non-article elements such as images and tables. Mixed Chinese-English documents are fully supported.

]]> RAG Complete Guide: Build a Local RAG System from Scratch https://blog.baifan.site/en/rag-system-complete-guide-langchain-ollama-pgvector/ Wed, 27 Aug 2025 14:00:00 +0800 ByF https://blog.baifan.site/en/rag-system-complete-guide-langchain-ollama-pgvector/

Building a Local RAG with LangChain + Ollama + pgvector: A Complete Hands-On Walkthrough from 0 to 1 (with uv Dependency Management and an Interview Guide)

This post is a directly actionable document. Follow it top to bottom and you will build a local RAG (retrieval-augmented generation) system from scratch and understand the key concepts and code. All core scripts come with comments to make learning and interview review easier.

]]>