https://blog.baifan.site/en/tags/ollama/Recent content in Ollama on ByF (BaiFan) · Daily Deep ThinkHugo -- gohugo.ioenblog@baifan.site (ByF (BaiFan))blog@baifan.site (ByF (BaiFan))CC BY-NC 4.0Tue, 25 Nov 2025 14:00:00 +0800https://blog.baifan.site/en/pdf2markdown-intelligent-pdf-extraction-tool/Tue, 25 Nov 2025 14:00:00 +0800blog@baifan.site (ByF (BaiFan))https://blog.baifan.site/en/pdf2markdown-intelligent-pdf-extraction-tool/<h1 class="relative group">PDF2Markdown - An Intelligent Article Extraction Tool for Large PDF Documents <div id="pdf2markdown---an-intelligent-article-extraction-tool-for-large-pdf-documents" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 -start-6 not-prose group-hover:opacity-100 select-none"> <a class="text-primary-300 dark:text-neutral-700 !no-underline" href="#pdf2markdown---an-intelligent-article-extraction-tool-for-large-pdf-documents" aria-label="Anchor">#</a> </span> </h1> <p><a href="https://python.org" target="_blank" rel="noreferrer"><figure><img class="my-0 rounded-md" loading="lazy" decoding="async" fetchpriority="low" alt="Python Version" src="https://img.shields.io/badge/python-3.13&#43;-blue.svg" ></figure> </a> <a href="https://github.com/astral-sh/ruff" target="_blank" rel="noreferrer"><figure><img class="my-0 rounded-md" loading="lazy" decoding="async" fetchpriority="low" alt="Code Style" src="https://img.shields.io/badge/code%20style-ruff-green.svg" ></figure> </a> <a href="https://mypy.readthedocs.io/" target="_blank" rel="noreferrer"><figure><img class="my-0 rounded-md" loading="lazy" decoding="async" fetchpriority="low" alt="Type Checking" src="https://img.shields.io/badge/type%20checking-mypy-blue.svg" ></figure> </a> <a href="LICENSE" ><figure><img class="my-0 rounded-md" loading="lazy" decoding="async" fetchpriority="low" alt="License" src="https://img.shields.io/badge/license-MIT-green.svg" ></figure> </a></p> <h2 class="relative group">Project Overview <div id="project-overview" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 -start-6 not-prose group-hover:opacity-100 select-none"> <a class="text-primary-300 dark:text-neutral-700 !no-underline" href="#project-overview" aria-label="Anchor">#</a> </span> </h2> <p>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.</p>https://blog.baifan.site/en/rag-system-complete-guide-langchain-ollama-pgvector/Wed, 27 Aug 2025 14:00:00 +0800blog@baifan.site (ByF (BaiFan))https://blog.baifan.site/en/rag-system-complete-guide-langchain-ollama-pgvector/<h1 class="relative group">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) <div id="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" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 -start-6 not-prose group-hover:opacity-100 select-none"> <a class="text-primary-300 dark:text-neutral-700 !no-underline" href="#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" aria-label="Anchor">#</a> </span> </h1> <blockquote><p>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.</p>