—One of the ideas of agile software development is to respond to changes rather than following a plan. Constantly changing businesses result in changing requirements, to be handl...
This paper discusses the structure and components of databases for real-world e-commerce systems. We first present an integrated 8-process value chain needed by the e-commerce sys...
—The performance and design of turbo codes using coherent BPSK signaling on the Rayleigh fading channel is considered. In low signal-to-noise regions, performance analysis uses s...
Much of the current research in the design of virtual environments is centred on laboratory prototypes and emphasis is placed on supporting cooperation within the virtual world its...
In this paper we formally analyze the interleaver and code design for QAM-based BICM transmissions using the binary reflected Gray code. We develop analytical bounds on the bit e...
Alex Alvarado, Erik Agrell, Leszek Szczecinski, Ar...