The modern XML query language called XQuery includes advanced facilities both to query and to transform XML data. An XQuery query optimizer should be able to optimize any query. F...
— XPath is a common language for selecting nodes in an XML document. XPath uses so called path expressions which describe a navigation path through semistructured data. In the la...
Beda Christoph Hammerschmidt, Martin Kempa, Volker...
We have identified a fundamental operator in wireless networks that we named the local leader election in which the goal is to select a node in a spatially close neighborhood. We ...
Gilbert Chen, Joel W. Branch, Boleslaw K. Szymansk...
The availability of powerful personal computers and high bandwidth home connectivity is changing the way users cooperate and exchange information on the network. Peer to peer comp...
Mario Bisignano, Giuseppe Di Modica, Orazio Tomarc...
A shared communication medium is characterized by multiple entities that use this medium by reading and writing from and to it. Write operations on the shared communication medium...