Erlang unit — The erlang (symbol E [ [http://www.unc.edu/ rowlett/units/dictE.html How Many? A Dictionary of Units of Measurement] ] ) as a dimensionless unit is used in telephony as a statistical measure of the volume of telecommunications traffic. It is… … Wikipedia
Arrival theorem — In queueing theory, a discipline within the mathematical theory of probability, the arrival theorem[1] (also referred to as the random observer property, ROP or job observer property[2]) states the state of a system immediately before an arrival… … Wikipedia
Network congestion — In data networking and queueing theory, network congestion occurs when a link or node is carrying so much data that its quality of service deteriorates. Typical effects include queueing delay, packet loss or the blocking of new connections. A… … Wikipedia
Union of Soviet Socialist Republics — a former federal union of 15 constituent republics, in E Europe and W and N Asia, comprising the larger part of the former Russian Empire: dissolved in December 1991. 8,650,069 sq. mi. (22,402,200 sq. km). Cap.: Moscow. Also called Russia, Soviet … Universalium
Event loop — In computer science, the event loop, message dispatcher, message loop, message pump, or run loop is a programming construct that waits for and dispatches events or messages in a program. It works by polling some internal or external event… … Wikipedia
Differentiated services — This article is about communication networks. For the design pattern for business applications, see Differentiated service (design pattern). Differentiated Services or DiffServ is a computer networking architecture that specifies a simple,… … Wikipedia
Concerns and controversies over the 2008 Summer Olympics — 2008 Summer Olympics Bid process Venues Marketing Concerns and controversies Torch relay (route) Opening ceremony (flag bearers) Medal table (medalists) Closing ceremony Event calendar … Wikipedia
Web 2.0 — A tag cloud (a typical Web 2.0 phenomenon in itself) presenting Web 2.0 themes The term Web 2.0 is associated with web applications that facilitate participatory information sharing, interoperability, user centered design,[1] and collaboration on … Wikipedia
Coefficient of variation — In probability theory and statistics, the coefficient of variation (CV) is a normalized measure of dispersion of a probability distribution. It is also known as unitized risk or the variation coefficient. The absolute value of the CV is sometimes … Wikipedia