Extant literature characterizes the ties between buyers and sellers in online goods marketplaces–such as EBay or Amazon–as "arm's length" relationships. In such relationships, parties are effectively strangers, and exchange goods under the assumption that they will likely never again meet in the marketplace. The rapid rise of online service marketplaces, however, warrants a thorough examination...

We describe the Federation Semantic Attribute Mapping System (F-SAMS), a web services based system that automatically collects, in a trustworthy manner, the semantic mappings of Identity Provider (IdP) assigned attributes into a federation agreed set of standard attributes. The collected knowledge may be used by federation service providers (SPs) to support the dynamic management of IdPs and th...

How reviews impact patient choice in health field is still unknown. Patients often worry about their diseases and are eager to find a high skill physician to cure their painful. Traditional hospitals often lack information about individual physician, and with the emergence of online health communities (OHCs), patients can get physician service information on the platform. This study researches ...

Describes the origin, development and evolution of Nebrask@ Online, a computer-based electronic information and communication service, created by the Nebraska Library Commission. The 1991 Nebraska Information Partnerships Conference led to new alliances involving the Library Commission and the creation of this online service. Describes experiences in operating an online service and options cons...

Retraction This article [1] was submitted to International Seminars of Surgical Oncology without the knowledge or consent of either Prof Karakayali or Prof Haberal, and is being retracted for this reason. An apology is extended to Prof Karakayali and Prof Haberal as well as the editorial and publishing staff and readers of the journal. which permits unrestricted use, distribution, and reproduct...

Recent technological advances and the heightened expectations of e-health consumers are about to transform the U.S. health care industry. As consumers demand more online services, physicians respond by adopting information technology into their daily routines. In this paper, we first present recent developments within the telemedicine field that necessitate the establishment of a consumer-to-he...

For our participation in TREC-10, we will focus on the searching distributed collections and also on designing and implementing a new search strategy to find homepages. Presented in the first part of this paper is a new merging strategy based on retrieved list lengths, and in the second part a development of our approach to creating retrieval models able to combine both Web page and URL address...