Heterogeneous distributed computing environments are emerging for developing data-
intensive (big data) applications that require to access huge data files. Therefore, effective …

Increased data availability and high data access performance are of utmost importance in a
large-scale distributed system such as data cloud. To address these issues data can be …

Applications produce huge volumes of data that are distributed on remote and
heterogeneous sites. This generates problems related to access and sharing data. As a …

Cloud computing has various challenges, one of them is using copied data. Data replication
is an important technique for distributed mass data management. The aim of the general …

In distributed cloud computing environments, replication of data is a crucial technique for
achieving high availability and reliability. However, optimizing replication of data poses …

Recently the number of cloud storage users has increased abundantly. The reason is that
the Cloud Storage system reduces the burden of maintenance and it has less storage cost …

With the tremendous growth of the portable computing devices and wireless communication,
the mobile computing has become extremely popular. The wireless enabled portable …

Nowadays, in various scientific domains, large data sets are becoming an important part of
shared resources. Such huge mass of data is usually stored in cloud data centers …

With the tremendous growth of the portable computing devices and wireless communication,
the mobile computing has become extremely popular. The wireless enabled portable …