Abstract--The concept of cognitive radio (or secondary spectrum access) is currently under investigation as a promising paradigm to achieve efficient use of the frequency resource ...
Osvaldo Simeone, Igor Stanojev, Stefano Savazzi, Y...
Advances in communication technology allow a variety of new network environments and services available very rapidly. Appearance of various network environments tends to enable a ...
Jae-Hyun Hwang, Jin-Hee Choi, Se-Won Kim, Chuck Yo...
In a mobile computing system, users carrying portable devices can access database services from any location without requiring a fixed position in the networking environment. Some ...
Abstract. Data mining in large databases of complex objects from scientific, engineering or multimedia applications is getting more and more important. In many areas, complex dista...
Stefan Brecheisen, Hans-Peter Kriegel, Martin Pfei...
Information on the World Wide Web becomes more and more important for our society. For blind people this is a chance to access more information for their everyday life. In this pap...