Results 21 to 30 of about 13,214 (262)

On the Navigability of Social Tagging Systems [PDF]

open access: yes2010 IEEE Second International Conference on Social Computing, 2010
It is a widely held belief among designers of social tagging systems that tag clouds represent a useful tool for navigation. This is evident in, for example, the increasing number of tagging systems offering tag clouds for navigational purposes, which hints towards an implicit assumption that tag clouds support efficient navigation.
Denis Helic   +3 more
openaire   +2 more sources

Recomendación de productos a partir de perfiles de usuario interpretables

open access: yesTecnura, 2015
Recommender systems allow users to have a personalized view of large sets of products, relieving the overload problem of choice in e-commerce sites. Usually, recommendations are obtained using the technique called "collaborative filtering".
Claudia Jeanneth Becerra Cortes   +3 more
doaj   +1 more source

Resources and users in the tagging process: approaches and case studies

open access: yesJe-LKS: Journal of E-Learning and Knowledge Society, 2010
In this contribution we propose a comparison between two distinct approaches to the annotation of digital resources. The former, top-down, is rooted in the cathedral model and is based on an authoritative, centralized defnition of the adopted mark-up ...
Felice Ferrara   +6 more
doaj   +1 more source

Social Semantic Cloud of Tag: Semantic Model for Social Tagging [PDF]

open access: yes, 2008
Tagging has proven to be a successful and efficient way for creating metadata through a human collective intelligence. It can be considered not only an application of individuals for expressing one's interests, but also as a starting point for leveraging social connections through collaborative user participations. A number of users have contributed to
Hak Lae Kim   +3 more
openaire   +1 more source

Aspectos estruturais e motivacionais e possíveis zoneamentos discursivos em software social acadêmico | Structural and motivacional aspects and discursive zones in academic social software

open access: yesLiinc em Revista, 2010
Resumo O artigo descreve e analisa três ferramentas de social bookmarking e dois sistemas de gerenciamento de referências voltados para o ambiente acadêmico em seus aspectos objetivos e subjetivos.
Patrícia Zeni Marchiori   +3 more
doaj   +1 more source

ARTigo: Data from Social Tagging with Art-historical Images

open access: yesJournal of Open Humanities Data
The ARTigo dataset, generated from over 10 million annotations, is a product of a citizen science project developed by the Institute of Art History and the Institute of Computer Science at LMU Munich. The project leverages Games with a Purpose (GWAPs) to
Stefanie Schneider
doaj   +1 more source

Non-Linear Matrix Completion for Social Image Tagging

open access: yesIEEE Access, 2017
In this paper, we address the problem of social image tagging using practical vocabulary for mobile users on the social media. On the social media, images usually have an incomplete or noisy set of social tags provided by the mobile users, and we ...
Xing Xu   +4 more
doaj   +1 more source

Developing a POS Tagged Corpus of Urdu Tweets

open access: yesComputers, 2020
Processing of social media text like tweets is challenging for traditional Natural Language Processing (NLP) tools developed for well-edited text due to the noisy nature of such text.
Amber Baig   +3 more
doaj   +1 more source

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Expert vs. Novices Dimensions of Tagging Behaviour in an Educational Setting

open access: yesBilgi Dünyası, 2012
The organization and representation of information and knowledge have always been exclusively in the domain of professionals and experts. This has begun to change with the development of folksonomies as alternative, user-generated models of organizing ...
Sonja Spiranec, Mislav Borovac
doaj   +1 more source

Home - About - Disclaimer - Privacy