korunil/stackfix

StackFix Indexes (Pre-Built)是一个预构建的FAISS和BM25索引数据集，用于高质量的StackOverflow检索。该数据集基于评分最高的110万条StackOverflow问答对生成，并针对编程相关检索任务进行了优化。它采用BAAI/bge-base-en-v1.5嵌入模型生成768维归一化向量，支持余弦相似度检索，同时包含BM25关键词索引以实现混合检索工作流。在预处理过程中，问题、被采纳/最高评分答案以及代码块被合并为统一的retrieval_text字段，以提升语义调试检索、代码感知搜索、智能推理管道和长上下文增强能力。StackFix Indexes (Pre-Built) is a pre-built FAISS and BM25 indexed dataset tailored for high-quality StackOverflow retrieval. It is generated from the top 1.1 million StackOverflow Q&A pairs and optimized for programming-centric retrieval tasks. The dataset utilizes the BAAI/bge-base-en-v1.5 embedding model to generate 768-dimensional normalized vectors, supporting cosine similarity retrieval, and also includes BM25 keyword indexes to enable hybrid retrieval workflows. During preprocessing, questions, accepted or highest-scored answers, and code blocks are merged into a unified `retrieval_text` field, which enhances semantic debugging retrieval, code-aware search, intelligent reasoning pipelines, and long-context augmentation capabilities.