Over the last decade, a sea change has occurred in the world of embedded systems, driven by the appearance of sophisticated new products such as PDAs and cell phones and by the continual increase in ...

In our last VoIP installment, we looked at the main reasons why SIP has become a widely adopted protocol, but we left details of the protocol’s inner workings fairly vague. This article will drill ...

Information Retrieval (IR), (more precisely, text information retrieval) is a branch of computer science that deals with the processing of collections of documents containing ‘free text’, such as ...