Unsupervised Information Extraction and Retrieval

Introduction

In this site can find the concepts link to unsupervised learning and its application for information retrieval and extraction.

The concepts will see :

• Unsupervised learning

• Clustering

• Selforganized Maps

Information Extraction vs. Information Retrieval

• Information extraction is a, manual or automatic, search of words, paragraphs or parts of text contains important searched information and it is presented structured.

• Information retrieval is a, manual or automatic, search what documents are related to the search though the contents or characteristics of them.

Although the conceptsare very similar, it isn't the same. What are they relate? The information extraction needs an information retrieval, this is the relationship.

This site is developed for the assignement Information and Retrieval Organization of the subject Information Retrieval and Access over Computer Engineering of Carlos III University of Madrid.

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