Wiley
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An exploration of affect factors and their role in user technology acceptance: Mediation and causalityAbstract Affect factors have gained researchers' attention in a number of fields. The Information Systems (IS) literature, however, shows some gaps and inconsistencies regarding the role of affect factors in human–computer interaction. Building upon prior research, this study aims at a better understanding of affect factors by clarifying their relationships with eac... ...
Wiley - Tập 59 Số 8 - Trang 1252-1263 - 2008
Bounded rationality and satisficing in young people's Web‐based decision makingAbstract This study investigated Simon's behavioral decision‐making theories of bounded rationality and satisficing in relation to young people's decision making in the World Wide Web, and considered the role of personal preferences in Web‐based decisions. It employed a qualitative research methodology involving group interviews with 22 adolescent females. Data anal... ...
Wiley - Tập 53 Số 1 - Trang 16-27 - 2002
Judgment of information quality and cognitive authority in the WebAbstract In the Web, making judgments of information quality and authority is a difficult task for most users because overall, there is no quality control mechanism. This study examines the problem of the judgment of information quality and cognitive authority by observing people's searching behavior in the Web. Its purpose is to understand the various factors that ... ...
Wiley - Tập 53 Số 2 - Trang 145-161 - 2002
Overlap in bibliographic databasesAbstract Bibliographic databases contain surrogates to a particular subset of the complete set of literature; some databases are very narrow in their scope, while others are multidisciplinary. These databases overlap in their coverage of the literature to a greater or lesser extent. The topic of Fuzzy Set Theory is examined to determine the overlap of coverage in th... ...
Wiley - Tập 54 Số 12 - Trang 1091-1103 - 2003
The power of power laws and an interpretation of Lotkaian informetric systems as self‐similar fractalsAbstract Power laws as defined in 1926 by A. Lotka are increasing in importance because they have been found valid in varied social networks including the Internet. In this article some unique properties of power laws are proven. They are shown to characterize functions with the scale‐free property (also called self‐similarity property ) as... ...
Wiley - Tập 56 Số 7 - Trang 669-675 - 2005
Relations between the continuous and the discrete Lotka power functionAbstract The discrete Lotka power function describes the number of sources (e.g., authors) with n = 1, 2, 3, … items (e.g., publications). As in econometrics, informetrics theory requires functions of a continuous variable j , replacing the discrete variable n . Now j...
Wiley - Tập 56 Số 7 - Trang 664-668 - 2005
The effect of social network sites on adolescents' social and academic development: Current theories and controversiesAbstract Teenagers are among the most prolific users of social network sites (SNS). Emerging studies find that youth spend a considerable portion of their daily life interacting through social media. Subsequently, questions and controversies emerge about the effects SNS have on adolescent development. This review outlines the theoretical frameworks researchers have ... ...
Wiley - Tập 62 Số 8 - Trang 1435-1445 - 2011
Patent priority network: Linking patent portfolio to strategic goalsAbstract When applying for patents, companies should consider performing patent portfolios as a means of integrating their patent strategy to shape their overall business strategy. This is an important issue for any company in pursuit of enhanced operational performance because the whole raison d'être behind the application of patents is t... ...
Wiley - Tập 60 Số 11 - Trang 2353-2361 - 2009
Sentiment strength detection in short informal textAbstract A huge number of informal messages are posted every day in social network sites, blogs, and discussion forums. Emotions seem to be frequently important in these texts for expressing friendship, showing social support or as part of online arguments. Algorithms to identify sentiment and sentiment strength are needed to help understand the role of emotion in t... ...
Wiley - Tập 61 Số 12 - Trang 2544-2558 - 2010
The link‐prediction problem for social networksAbstract Given a snapshot of a social network, can we infer which new interactions among its members are likely to occur in the near future? We formalize this question as the link‐prediction problem , and we develop approaches to link prediction based on measures for analyzing the “proximity” of nodes in a network. Experiments on large coau... ...
Wiley - Tập 58 Số 7 - Trang 1019-1031 - 2007
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