AbstractThe impact of the use of mobile devices by means of GPRS (General Packet Radio Service) technology to access environmental information in real time, provided by sensors str...
The problem of finding quality information and services on the Web is analyzed. We present two user-centered evaluation methodologies to characterize the quality of the Web docume...
Abstract. With the development of e-commerce and information access, a large amount of information can be found online, which makes a good recommendation service to be urgently nec...
Mobile commerce (m-Commerce), which allows for anytime/anywhere access to information and services, shows great potential. Ubiquitous access to information systems is critical to e...
We present a new approach in web search engines. The web creates new challenges for information retrieval. The vast improvement in information access is not the only advantage res...