In an e-commerce system, security, in particular authentication, is of paramount importance. Public-key Infrastructure is often used to enforce authentication and the property of ...
Internet business has grown at an unprecedented rate in the past several years. Recent research has found that the functions provided by a store have a significant impact on custo...
We present an advanced multimedia infrastructure that integrates continuous real-time media streams within the WWW. This new service architecture focuses on advanced facilities fo...
Today, the Internet can be seen as a global marketplace populated by a huge number of providers and consumers that exchange data from a wide range of domains. A combination of dat...
All the specialists have agreed that the possibility of adding to multimedia WWW objects some sort of `conceptual' annotations describing their information content would grea...
The dominant technology for electronic communication and commerce, the telephone, does not discriminate between sighted and non-sighted users. The web does discriminate. The web i...
Analysis of network and application pegormance is traditionally based on mathematical models derived from first principles. Such models are usually complex, diflcult to use, and d...
The Internet and the World Wide Web provide a global virtual marketplace. However, there is little information about the behavior of e-commerce users worldwide. The goal of the pa...
Virgilio Almeida, Wagner Meira Jr., Victor F. Ribe...