Information retrieval (IR) models based on vector spaces have been investigated for a long time. Nevertheless, they have recently attracted much rese...

We propose a unique cluster-based retrieval (CBR) strategy using a new cluster-skipping inverted file for improving query processing efficiency. The...

Collaborative filtering aims at predicting a user’s interest for a given item based on a collection of user profiles. This article views collaborativ...

Although the seminal proposal to introduce language modeling in information retrieval was based on a multivariate Bernoulli model, the predominant mo...

Traditionally users access their personal files mainly by using folder navigation. We evaluate whether recent improvements in desktop search have cha...