Computer Networks and Distributed Systems
2016 Olympic Games on Twitter: Sentiment Analysis of Sports Fans Tweets using Big Data Framework

Azam Seilsepour; Reza Ravanmehr; Hamid Reza Sima

Volume 5, Issue 3 , August 2019, , Pages 143-160

Abstract
  Big data analytics is one of the most important subjects in computer science. Today, due to the increasing expansion of Web technology, a large amount of data is available to researchers. Extracting information from these data is one of the requirements for many organizations and business centers. In ...  Read More

Computer Networks and Distributed Systems
Adaptive Dynamic Data Placement Algorithm for Hadoop in Heterogeneous Environments

Avishan Sharafi; Ali Rezaee

Volume 2, Issue 4 , November 2016, , Pages 17-30

Abstract
  Hadoop MapReduce framework is an important distributed processing model for large-scale data intensive applications. The current Hadoop and the existing Hadoop distributed file system’s rack-aware data placement strategy in MapReduce in the homogeneous Hadoop cluster assume that each node in a ...  Read More