Spatio-temporal databases aim at appropriately managing moving objects so as to support various types of queries. While much research has been conducted on deve
Network virtualization is recognized as an effective way to overcome the ossification of the Intemet.However,the virtual network mapping problem (VNMP) is a cri
Cognitive radio is an effective technology to alleviate the spectrum resource scarcity problem by oppor-tunistically allocating the spare spectrum to unauthoriz