At a Glance

Name: Build a Smarter Search with LangChain Context Retrieval
Price: Free CAD
Rating: 5.0 (6 reviews)
Author: kang_wang, fateme_akbari, ricky_shi

Quickly and easily retrieve relevant text segments from large document collections with an information retrieval system built with LangChain. In this guided project, learn to use four types of retrievers: the Vector Store-backed Retriever for semantic similarity, the Multi-Query Retriever for varied queries, the Self-Querying Retriever for automatic query refinement, and the Parent Document Retriever for maintaining context. At the end, you are equipped to implement these retrievers in your own projects, enhancing information retrieval beyond traditional keyword-based methods.

Imagine that you're working on a project that involves a large collection of text documents like research papers, legal files, or customer service logs. Your goal is to build a system that can quickly retrieve the most relevant text segments based on a user's query. Traditional keyword search often falls short, missing the deeper meanings and context within the documents. With LangChain, you can use advanced retrievers to solve this problem, making your information retrieval more accurate and efficient.

A look at the project ahead

In this guided project, you learn how to use various retrievers to efficiently extract relevant document segments from text by using LangChain.

You learn to:

Use four types of retrievers in LangChain to efficiently extract relevant document segments from text.
Apply the Vector Store-backed Retriever to solve problems involving semantic similarity and relevance in large text data sets.
Utilize the Multi-Query Retriever to address situations where multiple query variations are needed to capture comprehensive results.
Implement the Self-Querying Retriever to automatically generate and refine queries, enhancing the accuracy of information retrieval.
Employ the Parent Document Retriever to maintain context and relevance by considering the broader context of the parent document.

By the end of this project, you'll have the skills to implement and use these retrievers in your own projects, making your information retrieval smarter and more efficient with LangChain.

What you'll need

To successfully engage in this guided project, it's important to have a familiarity with Python because the project involves coding tasks that require an understanding of basic Python syntax and concepts. Additionally, a modern web browser is necessary to access the lab.

Offered By: IBMSkillsNetwork

Build a Smarter Search with LangChain Context Retrieval

At a Glance

A look at the project ahead

What you'll need