Blog posts on Data Science, Machine Learning, Data Mining, Artificial Intelligence, Spark Machine Learning

Showing posts with label inverse document frequency. Show all posts
Showing posts with label inverse document frequency. Show all posts

Saturday, November 4, 2017

information retrieval document search using vector space model in R


Introduction:

In this post, we learn about building a basic search engine or document retrieval system using Vector space model. This use case is widely used in information retrieval systems. Given a set of documents and search term(s)/query we need to retrieve relevant documents that are similar to the search query.

Problem statement:

The problem statement explained above is represented as in below image.
Document retrieval system