An autonomous research agent that synthesizes detailed reports by combining dynamic planning, unsupervised topic discovery (PCA/KMeans) HyDe (hypothetical doc embeddings), and a self-correcting reflexion loop.

An information retrieval system for boolean queries, proximity quries and wildcard queries using Inverted indexing, Biword indexing, positional indexing and soundex indexing.

Simple Information Retrieval System project

Rank based information retrieval system. Ranking done based on Tf-Idf scores of documents and queries

RAG-PDF Assistant — A simple Retrieval-Augmented Generation (RAG) chatbot that answers questions using custom PDF documents. It uses HuggingFace embeddings for text representation, stores them in a Chroma vector database, and generates natural language answers with Google Gemini. In this example, the assistant is powered by a few school policy doc

《智能信息检索》课程设计