Nutch is an open-source Web search engine that can be used at global, local, and even personal scale. Its initial design goal was to enable a transparent alternative for global Web search in the public interest — one of its signature features is the ability to “explain” its result rankings. Recent work has emphasized how it can also be used for intranets; by local communities with richer data m...

abstractthe aim of this study was to evaluate the effect of the glass ceiling on women creative ideas working in administrative province units of lorestan state with moderating of their self-concept variable. the population of this cross-correlation, stady was all women employees of administrative province.units of lorestan state. using stratified sampling,and basis of morgan 306 persons select...

This paper considers the emerging phenomenon of crowdsourced cartography in relation to ideas about the organisation of contemporary knowledge production in capitalist societies. Taking a philosophical perspective that views mapping as a processual, creative, productive act, constructed through citational, embodied, and contextual experiences, we examine how we might profi tably analyse collabo...

This paper provides an overview on the possibilities of the evaluation of the popularity of web sites by analyzing link structure. Especially back links are more and more considered as an important indicator for the authority and even the quality of pages. The most important algorithms for these tasks are presented. Furthermore, this page oriented method is extended for complex sites. The possi...

The term prosumer, first introduced by Toffler in the 1980s, has been developed by sociologists in response to Web 2.0 (the set of technologies that has transformed a predominantly static web into the collaborative medium initially envisaged by Tim Berners-Lee). The phenomena is now understood as a process involving the creation of meanings on the part of the consumer, who re-appropriates space...

Today’s students and educators live in the world of Facebook, Twitter, Wikipedia and YouTube. These and many other social networking and social media applications are part of the so-called Social Web (i.e., Web 2.0), best characterised by the notions of social interaction, content sharing, and collective intelligence. In addition, today’s students, often referred to as digital natives (Prensky,...

The Semantic Web offers a generic infrastructure for interchange, integration and creative reuse of structured data, which can help to cross some of the boundaries that Web 2.0 is facing. Currently, Web 2.0 offers poor query possibilities apart from searching by keywords or tags. There has been a great deal of interest in the development of semantic-based systems to facilitate knowledge represe...

This open-access article is published and distributed under the Creative Commons Attribution NonCommercial No Derivatives License (http://creativecommons.org/licenses/by-nc-nd/3.0/), which permits the noncommercial use, distribution, and reproduction of the article in any medium, provided the original author and source are credited. You may not alter, transform, or build upon this article witho...

This open-access article is published and distributed under the Creative Commons Attribution NonCommercial No Derivatives License (http://creativecommons.org/licenses/by-nc-nd/3.0/), which permits the noncommercial use, distribution, and reproduction of the article in any medium, provided the original author and source are credited. You may not alter, transform, or build upon this article witho...

This open‐access article is published and distributed under the Creative Commons Attribution ‐ NonCommercial ‐ No Derivatives License (http://creativecommons.org/licenses/by‐nc‐nd/3.0/), which permits the noncommercial use, distribution, and reproduction of the article in any medium, provided the original author and source are credited. You may not alter, transform, or build upon this article w...