This paper describes the sub-Nyquist rate digital-to-analog conversion technique for a direct waveform synthesis (DWS) transmitter. IEEE 802.22 TV band Cognitive Radio (CR) transm...
Stanley Yuan-Shih Chen, Nam-Seog Kim, Jan M. Rabae...
There are a lot of application domains, e.g. sensor databases, traffic management or recognition systems, where objects have to be compared based on vague and uncertain data. Feat...
Thomas Bernecker, Hans-Peter Kriegel, Matthias Ren...
Certain surgical procedures require a high degree of precise manual control within a very restricted area. Retinal surgeries are part of this group of procedures. During vitreoret...
Nearest-neighbor queries are an important query type for commonly used feature databases. In many different application areas, e.g. sensor databases, location based services or fac...
— Many sensor network applications exploit the mobility of sensor nodes and the location-awareness plays an important role in these applications. However, it is too expensive to ...