Abstract. In ubiquitous networks, Mobile Nodes (MNs) may often suffer from performance degradation due to the following two reasons: (1) reduction of signal strength by an MN’s m...
The rate at which a digital signal processing (DSP) system operates depends on the highest frequency component in the input signal. DSP applications must sample their inputs at a ...
For motion estimation (ME) and discrete cosine transform (DCT) of MPEG video encoding, content variation and perceptual tolerance in video signals can be exploited to gracefully t...
Andrew Laffely, Jian Liang, Russell Tessier, Wayne...
The issue of quality assurance has been on the agenda of distance and open teachinguniversities for many years. In such a context, the development of high quality study materials ...
Most colour image printing and display devices do not have the capacity to deal with true-colours. To display the image anyway, they need to apply a quantisation method to reduce ...
Clemence Alasseur, Anthony G. Constantinides, Lion...