The outer layers of the Earth’s atmosphere are known as the ionosphere, a plasma of free electrons and positively charged atomic ions. The electron density of the ionosphere var...
Eman Khorsheed, Merrilee Hurn, Christopher Jenniso...
Parallelism can be used for major performance improvement in large Data warehouses (DW) with performance and scalability challenges. A simple low-cost shared-nothing architecture ...
In UML2.0, significant efforts have been devoted towards a better definition of OCL. Still, the adoption of the language by the software engineers remains a significant challenge....
Abstract. In an open environment populated by heterogeneous information services integration will be a major challenge. Even if the problem is similar to planning in some aspects, ...
: Rock art, human-made markings on stone, is an important cultural and the earliest expression of abstract thinking. While there are tens of millions of photographs of rock art in ...