improved input output privacy mechanism for big data

Introduction

Big data [1][2] refers specifically to such huge or complex informational collections that

conventional applications for data processing are not adequate. It has a large volume of data

which can be structured as well as unstructured- that immerses a business every day. Due to the

recent development of technology, the quantity of data produced by the internet, healthcare

applications, sensor networks, social networking sites, and numerous different organizations is

expanding consistently. A large amount of data produced with very high speed [3] in multiple

formats from various sources is termed big data.