Spain

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This page compiles all the information regarding Spain.

Events

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Authors

This is a list of authors in this country.
Name Affiliation Website
Antonio J. Reinoso http://gsyc.es/~ajreinoso/
David Gómez-Fontanills Universitat Oberta de Catalunya
TAG Taller d'Intangibles
Amical Viquipèdia
Wikimedia España
http://enlloc.net
Emilio J. Rodríguez-Posada University of Cadiz https://sites.google.com/site/emijrp/
http://toolserver.org/~emijrp
Felipe Ortega http://felipeortega.net/
Francisco Palomo-Lozano University of Cadiz http://neptuno.uca.es/~fpalomo/
Gorka Puente University of the Basque Country (UPV/EHU) http://www.onekin.org/gorka.puente
Gregorio Robles http://barba.libresoft.es:9673/webs/grex
Inmaculada Medina-Bulo University of Cadiz http://neptuno.uca.es/~imedina/
Israel Herraiz http://herraiz.org/
Jesús M. González-Barahona http://gsyc.escet.urjc.es/~jgb/
Jorge A. Sierra Canduela
Juan Manuel Dodero-Beardo University of Cadiz https://sites.google.com/site/jmdodero/
Juan-Antonio Pastor-Sánchez University of Murcia http://www.um.es/docencia/pastor/
Manuel Arias-Maldonado
Manuel Palomo-Duarte University of Cadiz http://neptuno.uca.es/~mpalomo/
María Verónica de Haro de San Mateo
Mayo Fuster Morell http://www.onlinecreation.info/
Noelia Sales-Montes
Rocío Muñoz Mansilla
Santiago M. Mola Velasco http://users.dsic.upv.es/~smola/
Santiago Navarro Sanz
Tomás Saorín-Pérez University of Murcia http://www.um.es/gtiweb/wikipedialab
Víctor Martínez Eguíluz http://ifisc.uib-csic.es/~victor/
Xavier Casassas-Canals http://www.casassas.net

Publications

This is a list of publications by authors of this country.
Title Author(s) Keyword(s) Published in Language DateThis property is a special property in this wiki. Abstract R C
Estado del arte de la investigación sobre wikis Emilio J. Rodríguez-Posada
Juan Manuel Dodero-Beardo
University of Cádiz Spanish December 2012 El interés de los investigadores por los wikis, en especial Wikipedia, ha ido en aumento en los últimos años. La primera edición de WikiSym, un simposio sobre wikis, se celebró en 2005 y desde entonces han aparecido multitud de congresos, workshops, conferencias y competiciones en este área. El estudio de los wikis es un campo emergente y prolífico.

Ha habido varios intentos, aunque con escaso éxito, de recopilar toda la literatura sobre wikis. Unas veces el enfoque o la herramienta utilizada eran limitados, otras debido a las dimensiones de la tarea el proyecto era abandonado y al poco tiempo los metadatos bibliográficos se perdían. En este trabajo presentamos WikiPapers, un proyecto colaborativo para recopilar toda la literatura sobre wikis. Se hace uso de MediaWiki y su extensión semántica, ambos conocidos por los investigadores de este campo. Hasta noviembre de 2012 se han recopilado más de 1.700 publicaciones y sus metadatos, además de documentación sobre herramientas y datasets relacionados. Los metadatos son exportables en los formatos BibTeX, RDF, CSV y JSON. Los historiales completos del wiki están disponibles para descargar y facilitar su preservación. El proyecto está abierto a la participación de todo el mundo.

El resto del trabajo se divide de la siguiente manera. En la sección 2 motivamos este trabajo haciendo un repaso a los distintos enfoques utilizados hasta ahora para recopilar toda la literatura sobre wikis, incidiendo en sus ventajas e inconvenientes. En la sección 3 detallamos los objetivos. En la sección 4 definimos algunos términos que servirán para comprender mejor el contenido. En la sección 5 presentamos WikiPapers, cómo funciona y qué pasos se han dado. En la sección 6 hacemos un estado del arte empleando WikiPapers. En la sección 7 repasamos las cuestiones que a día de hoy siguen abiertas o que han tenido poca atención hasta ahora. Finalmente, en la sección 8, terminamos con unas conclusiones y trabajo futuro.
0 0
WikiPapers, una recopilación colaborativa de literatura sobre wikis usando MediaWiki y su extensión semántica Emilio J. Rodríguez-Posada
Juan Manuel Dodero-Beardo
IV Jornadas Predoctorales de la ESI Spanish December 2012 El interés de los investigadores por los wikis, en especial Wikipedia, ha ido en aumento en los últimos años. La primera edición de WikiSym, un simposio sobre wikis, se celebró en 2005 y desde entonces han aparecido multitud de congresos, workshops, conferencias y competiciones en este área. El estudio de los wikis es un campo emergente y prolífico. Ha habido varios intentos, aunque con escaso éxito, de recopilar toda la literatura sobre wikis. En este artículo presentamos WikiPapers, un proyecto colaborativo para recopilar toda la literatura sobre wikis. Hasta noviembre de 2012 se han recopilado más de 1.700 publicaciones y sus metadatos, además de documentación sobre herramientas y datasets relacionados. 9 0
Wikipedia Customization through Web Augmentation Techniques Oscar Díaz
Cristóbal Arellano
Gorka Puente
Web Augmentation
Wiki
DSL
WikiSym English August 2012 Wikipedia is a successful example of collaborative knowledge construction. This can be synergistically complemented with personal knowledge construction whereby individuals are supported in their sharing, experimenting and building of information in a more private setting, without the scrutiny of the whole community. Ideally, both approaches should be seamlessly integrated so that wikipedians can easily transit from the public sphere to the private sphere, and vice versa. To this end, we introduce WikiLayer, a plugin for Wikipedia that permits wikipedians locally supplement Wikipedia articles with their own content (i.e. a layer). Layering additional content is achieved locally by seamlessly interspersing Wikipedia content with custom content. WikiLayer is driven by three main wiki principles: affordability (i.e., if you know how to edit articles, you know how to layer), organic growth (i.e., layers evolve in synchrony with the underlying articles) and shareability (i.e., layers can be shared in confidence through the wikipedian’s social network, e.g., Facebook ). The paper provides motivating scenarios for readers, contributors and editors. WikiLayer is available for download at http://webaugmentation.org/wikilayer.xpi. 0 0
Análisis de enlaces hacia Bibliotecas y Archivos Digitales de Patrimonio Cultural desde Wikipedia en español y catalán Tomás Saorín-Pérez
Emilio J. Rodríguez-Posada
BiD: textos universitaris de biblioteconomia i documentació Spanish July 2012 Objetivo. Describir y evaluar el uso en Wikipedia de enlaces a las colecciones digitalizadas en bibliotecas,

archivos y otras instituciones culturales.

Metodología. El estudio se realiza sobre la totalidad de los artículos de las ediciones en español y catalán de Wikipedia, usando una herramienta de análisis de wikis. Se realiza una selección amplia de 81 colecciones digitales españolas de diferente alcance. También se toman datos de otros proyectos de digitalización para poder comparar los resultados.

Resultados. Se muestra una presencia aún débil de enlaces desde Wikipedia, excepto para la Biblioteca Virtual Miguel de Cervantes, cuyas magnitudes son sensiblemente diferentes. Algunas colecciones especializadas son más usadas, pero en general se aprecia una falta de atención hacia estas colecciones desde el colectivo de editores de Wikipedia, lo cual debería tenerse en cuenta en el desarrollo de los

proyectos de digitalización tipo Europeana.
5 0
Wikipedia de la A a la W Tomás Saorín-Pérez Wikipedia
Wikimedia projects
Encyclopedia
Editorial UOC Spanish July 2012 Wikipedia es una realidad que funciona, aunque en teoría pueda parecer un sueño irrealizable. Un puñado de entusiastas ha redefinido desde la nada el concepto clásico de enciclopedia y ha construido la fuente de referencia más usada de la historia. ¿Tiene suficiente calidad? La respuesta es afirmativa, y para justificarlo hay que profundizar en los mecanismos de los que está dotada, que le permiten alcanzar el nivel de calidad que se desee, combinando el esfuerzo de miles de editores voluntarios autoorganizados. Wikipedia es al mismo tiempo contenido y personas. Es el momento de conocerla por dentro y de potenciar su apuesta por el conocimiento abierto desde las instituciones culturales, científicas y educativas. Participar en Wikipedia permite aprender de este increíble laboratorio global de construcción social de información organizada. 0 0
Academic research into Wikipedia Eduard Aibar
Mayo Fuster Morell
Digithum English
Catalan
May 2012 2 0
Panorama of the wikimediasphere David Gómez-Fontanills Wikimedia
Wikipedia
MediaWiki
Free community good
Communities of editors
Editorial autonomy
Libre software
Digithum English
Catalan
May 2012 The term wikimediasphere is proposed to refer to the group of WikiProjects, communities of editors, guidelines and organisations structured around the Wikimedia movement to generate free knowledge that is available to everyone. A description is made of the wikimediasphere, presenting the main projects and their characteristics, and its community, technological, regulatory, social and institutional dimensions are outlined. The wikimediasphere is placed in context and reference is made to its blurred boundaries. An explanation is provided of the role of the communities of editors of each project and their autonomy with respect to each other and to the Wikimedia Foundation. The author concludes by offering a panoramic view of the wikimediasphere. 10 0
Wiki Loves Monuments 2011: the experience in Spain and reflections regarding the diffusion of cultural heritage Emilio J. Rodríguez-Posada
Ángel González Berdasco
Jorge A. Sierra Canduela
Santiago Navarro Sanz
Tomás Saorín-Pérez
Wiki Loves Monuments
Cultural heritage
Image bank
Wikimedia Commons
Libre knowledge
Photography
Digithum Spanish
Catalan
English
May 2012 Wikipedia came into being in cyberspace. Its early years were marked by asynchronous work by users located all over the world who hardly ever related on a personal level outside the net. With time, some of the volunteers met at what were called wikimeetups, encounters initially aimed at tightening bonds which did not bring about any direct improvement to the project content. Face-to-face initiatives later took place that involved not just volunteers but also cultural entities. The most recent event and the one with the greatest impact was Wiki Loves Monuments 2011, a competition to photograph monuments in 18 European countries, including Spain. The high level of participation led to 160,000 photographs of monuments being taken, with Spain occupying the third place in terms of number of photographs. In this paper we explore the origins, implementation, development and results of Wiki Loves Monuments. The success of the 2011 edition and requests from other countries has led to organization of Wiki Loves Monuments 2012, which will be held at the global level. 3 0
Assessment of collaborative learning experiences by graphical analysis of wiki contributions Manuel Palomo-Duarte
Juan Manuel Dodero-Beardo
Inmaculada Medina-Bulo
Emilio J. Rodríguez-Posada
Iván Ruiz-Rube
Computer-supported collaborative learning
Wiki
E-Learning assessment
Data visualization
Graphical analysis tool
Interactive Learning Environments English 2012 The widespread adoption of computers and Internet in our life has reached the classrooms, where Computer-Supported Collaborative Learning based on wikis offers new ways of collaboration and encourages student participation. When the number of contributions from students increases, traditional assessment procedures of e-learning settings suffer from scalability problems. In a wiki-based learning experience, automatic tools are required to support the assessment of such huge amounts of data. In this work we present StatMediaWiki, a tool that collects and aggregates information that helps to analyze a MediaWiki installation. It generates charts, tables and different statistics enabling easy analysis of wiki evolution.. We have used StatMediaWiki in a Higher Education course and present the results obtained in this case study. 14 0
Emotions and dialogue in a peer-production community: the case of Wikipedia David Laniado
Carlos Castillo
Andreas Kaltenbrunner
Mayo Fuster Morell
Wikipedia
Talk page
Emotions
Gender gap
WikiSym English 2012 This paper presents a large-scale analysis of emotions in conversations among Wikipedia editors. Our focus is on the emotions expressed by editors in talk pages, measured by using the Affective Norms for English Words (ANEW).

We find evidence that to a large extent women tend to participate in discussions with a more positive tone, and that administrators are more positive than non-administrators. Surprisingly, female non-administrators tend to behave like administrators in many aspects.

We observe that replies are on average more positive than the comments they reply to, preventing many discussions from spiralling down into conflict. We also find evidence of emotional homophily: editors having similar emotional styles are more likely to interact with each other.

Our findings offer novel insights into the emotional dimension of interactions in peer-production communities, and contribute to debates on issues such as the flattening of editor growth and the gender gap.
0 0
Qualitative assessment of wiki-based learning processes Antonio Balderas
Manuel Palomo-Duarte
Juan Manuel Dodero-Beardo
Iván Ruiz-Rube
SPDECE English 2012 0 0
Tecnologías wiki en la docencia de Ingeniería Informática (ReVisión) Manuel Palomo-Duarte
Emilio J. Rodríguez-Posada
Inmaculada Medina-Bulo
Noelia Sales-Montes
ReVisión Spanish 2012 0 0
Wikis en docencia: una experiencia con WikiHaskell y StatMediaWiki (RUSC) Manuel Palomo-Duarte
Inmaculada Medina-Bulo
Emilio J. Rodríguez-Posada
Francisco Palomo-Lozano
Computer-supported collaborative learning
Wiki
Medición en aprendizaje electrónico
Libre software
Revista de Universidad y Sociedad del Conocimiento Spanish
English
2012 En este artículo se presenta WikiHaskell, un proyecto basado en tecnologías wiki que se ha desarrollado en la titulación de Ingeniero en Informática de la Universidad de Cádiz. WikiHaskell es un wiki en el que los alumnos, organizados en grupos de tres, crean material complementario sobre bibliotecas del lenguaje de programación Haskell. El principal objetivo de este proyecto es incorporar al aula la creación de conocimiento libre, de manera que se consiga que los alumnos se conviertan en los verdaderos protagonistas de la asignatura. Para evaluar el wiki y, por tanto, el trabajo realizado por el alumnado se ha desarrollado StatMediaWiki, un sistema de análisis estadístico para wikis MediaWiki que permite hacerlo de manera sencilla y transparente. StatMediaWiki genera un informe general del wiki y análisis individuales del trabajo desarrollado por cada usuario, por cada página y por cada categoría. Gracias al análisis de contribuciones de esta herramienta se han podido identificar varios perfiles de usuario según su distribución temporal en el curso. Del mismo modo, el análisis por categorías facilita la detección de determinadas situaciones dentro de un grupo, como por ejemplo, la ubicación de los alumnos líderes o la de los menos activos. Tanto el contenido del wiki como el código de StatMediaWiki son libres y accesibles públicamente. 16 0
Is Wikipedia Inefficient? Modelling Effort and Participation in Wikipedia Kevin Crowston
Nicolas Jullien
Felipe Ortega
Data Envelopment Analysis
Efficiency
Wikipedia
HICSS 2013 English 17 November 2011 Concerns have been raisedabout the decreased ability of Wikipedia to recruit editors and in to harness the effort of contributors to create new articles and imp 0 0
An Introductory Historical Contextualization of Online Creation Communities for the Building of Digital Commons: The Emergence of a Free Culture Movement Mayo Fuster Morell Proceedings of the 6th Open Knowledge Conference English June 2011 Online Creation Communities (OCCs) are a set of individuals that communicate, interact and collaborate; in several forms and degrees of participation which are eco-systemically integrated; mainly via a platform of participation on the Internet, on which they depend; and aiming at knowledge-making and sharing. The paper will first provide an historical contextualization OCCs. Then, it will show how the development of OCCs is fuelled by and contributes to, the rise of a free culture movement defending and advocating the creation of digital commons, and provide an empirically grounded definition of free culture movement. The empirical analyses is based content analysis of 80 interviews to free culture practitioners, promoters and activists with an international background or rooted in Europe, USA and Latino-America and the content analysis of two seminar discussions. The data collection was developed from 2008 to 2010. 0 0
Wikipedia & Research: The innovative character of Wikipedia research and the new challenges (and opportunities) associated with it Mayo Fuster Morell Proceedings of the 6th Open Knowledge Conference English June 2011 The workshop will focus on addressing the stage of Wikipedia research and in general common - based peer production (less focused on the content than on the methodologies and research process itself) and the innovations, problems and new insights regarding (action) research on common-based peer production. 0 0
Wikipedia Vandalism Detection: Combining Natural Language, Metadata, and Reputation Features B. Thomas Adler
Luca de Alfaro
Santiago M. Mola Velasco
Paolo Rosso
Andrew G. West
Wikipedia
Wiki
Collaboration
Vandalism
Machine learning
Metadata
Natural Language Processing
Reputation
Lecture notes in computer science English February 2011 Wikipedia is an online encyclopedia which anyone can edit. While most edits are constructive, about 7% are acts of vandalism. Such behavior is characterized by modifications made in bad faith; introducing spam and other inappropriate content. In this work, we present the results of an effort to integrate three of the leading approaches to Wikipedia vandalism detection: a spatio-temporal analysis of metadata (STiki), a reputation-based system (WikiTrust), and natural language processing features. The performance of the resulting joint system improves the state-of-the-art from all previous methods and establishes a new baseline for Wikipedia vandalism detection. We examine in detail the contribution of the three approaches, both for the task of discovering fresh vandalism, and for the task of locating vandalism in the complete set of Wikipedia revisions. 0 1
A quantitative examination of the impact of featured articles in Wikipedia Antonio J. Reinoso
Jesús M. González-Barahona
Rocío Muñoz Mansilla
Israel Herraiz
Wikipedia
Featured articles
Usage patterns
Traffic characterization
Quantitative analysis
ICSOFT English 2011 This paper presents a quantitative examination of the impact of the presentation of featured articles as quality content in the main page of several Wikipedia editions. Moreover, the paper also presents the analysis performed to determine the number of visits received by the articles promoted to the featured status. We have analyzed the visits not only in the month when articles awarded the promotion or were included in the main page, but also in the previous and following ones. The main aim for this is to assess the attention attracted by the featured content and the different dynamics exhibited by each community of users in respect to the promotion process. The main results of this paper are twofold: it shows how to extract relevant information related to the use of Wikipedia, which is an emerging research topic, and it analyzes whether the featured articles mechanism achieve to attract more attention. 3 0
AVBOT: Detecting and fixing vandalism in Wikipedia Emilio J. Rodríguez-Posada AVBOT
Robot
Libre software
MediaWiki
Monitoring
Vandalism
Wikipedia
Wiki
UPGRADE English 2011 Wikipedia is a project which aims to build a free encyclopaedia to spread the sum of all knowledge to every single human being. Today it can be said to be on the road to achieving that goal, having reached the 15 million articles milestone in 270 languages. Furthermore, if we include its sister projects (Wiktionary, Wikibooks, Wikisource,...), it has received more than 1 billion edits in 10 years and now has more than 10 billion page views every month. Compiling an encyclopaedia in a collaborative way has been possible thanks to MediaWiki software. It allows everybody to modify the content available on the site easily. But a problem emerges regarding this model: not all edits are made in good faith. AVBOT is a bot for protecting the Spanish Wikipedia against some undesired modifications known as vandalism. Although AVBOT was developed for Wikipedia, it can be used on any MediaWiki website. It is developed in Python and is free software. In the 2 years it has been in operation it has reverted more than 200,000 vandalism edits, while several clones have been executed, adding thousands of reverts to this count. 0 0
Bancos de imágenes para proyectos enciclopédicos: el caso de Wikimedia Commons Tomás Saorín-Pérez
Juan-Antonio Pastor-Sánchez
Wikipedia
Wikimedia Commons
Public domain
Encyclopedia
Image bank
El profesional de la información Spanish 2011 This paper presents the characteristics and functionalities of the Wikimedia Commons image databank shared by all Wikipedia projects. The process of finding images and ilustrating Wikipedia articles is also explained, along with how to add images to the bank. The role of cultural institutions in promoting free and open cultural heritage content is highlighted. Se presenta la naturaleza y función del banco de imágenes Wikimedia Commons para los proyectos de enciclopedias colaborativas. Se analiza el proceso de localización de imágenes y su uso para ilustrar un artículo en Wikipedia, así como la colaboración incorporando imágenes al banco. Se hace especial referencia a las políticas de liberación de patrimonio cultural desde las instituciones culturales. 5 1
Critical Point of View: A Wikipedia Reader Amila Akdag Salah
Nicholas Carr
Shun-ling Chen
Florian Cramer
Morgan Currie
Edgar Enyedy
Andrew Famiglietti
Heather Ford
Mayo Fuster Morell
Cheng Gao
R. Stuart Geiger
Mark Graham
Gautam John
Dror Kamir
Peter B. Kaufman
Scott Kildall
Lawrence Liang
Patrick Lichty
Geert Lovink
Hans Varghese Mathews
Johanna Niesyto
Matheiu O’Neil
Dan O’Sullivan
Joseph M. Reagle
Andrea Scharnhorst
Alan Shapiro
Christian Stegbauer
Nathaniel Stern
Krzystztof Suchecki
Nathaniel Tkacz
Maja van der Velden
Institute of Network Cultures English 2011 For millions of internet users around the globe, the search for new knowledge begins with Wikipedia. The encyclopedia’s rapid rise, novel organization, and freely offered content have been marveled at and denounced by a host of commentators. Critical Point of View moves beyond unflagging praise, well-worn facts, and questions about its reliability and accuracy, to unveil the complex, messy, and controversial realities of a distributed knowledge platform. 0 2
El potlatch digital. Wikipedia y el triunfo del procomún y el conocimiento compartido Felipe Ortega
Joaquín Rodríguez López
Spanish 2011 En el año 1968, Garret Hardin publicó en la revis­ta «Science» un artículo determinante, «The Trage­dy of the Commons», en el que reflexionaba sobre la dificultad de la gestión de los bienes y los recursos comunes y sobre el peligro al que estaba expuesta su subsistencia. La Premio Nobel de Economía Elinor Ostrom pasaría la mayor parte de su vida profesional investigando, precisamente, sobre los mecanismos de la acción colectiva y la gestión solidaria del proco­mún, intentando inferir de las buenas prácticas al­gunas características estructurales comunes. Con la in­vención de Internet y la digitalización del conoci­miento, resurge con vigor en versión digital el pro­blema analógico precedente: ¿cómo pueden surgir y autogestionarse comunidades online cuyo propósito es la generación de conocimiento compartido? Es decir, ¿cómo puede y debe gestionarse el procomún digital, el «digital commons»? Wikipedia ofrece un ejem­plo prototípico y floreciente de la construcción de una comunidad que consensúa sus políticas, esta­blece sus mecanismos internos de reconocimiento y orga­niza sus dispositivos de control y vigilancia, todo sin que circule efectivo de ninguna clase. El caso del «potlatch» canadiense nos sirve para comprender cómo en determinados contextos y circunstancias es nece­sario desprenderse del capital que se posee para que la comunidad lo devuelva y lo reintegre en forma de reconocimiento y renombre; cómo en determinados contextos culturales, la especie de capital que circula no es monetaria, sino simbólica, en forma de repu­tación y popularidad, y la lógica de su acumulación exige ser desinteresado para generar otra forma de interés. Así funcionan algunos de los casos más co­nocidos de Internet y así se ha convertido la Wikipe­dia en un caso del triunfo de la gestión del procomún y el conocimiento compartido. 0 0
Learning-Oriented Assessment of Wiki Contributions: How to Assess Wiki Contributions in a Higher Education Learning Setting Emilio J. Rodríguez-Posada
Juan Manuel Dodero-Beardo
Manuel Palomo-Duarte
Inmaculada Medina-Bulo
Computer-supported collaborative learning
Wiki
E-Learning assessment
International Conference on Computer Supported Education English 2011 Computer-Supported Collaborative Learning based on wikis offers new ways of collaboration and encourages participation. When the number of contributions from students increases, traditional assessment procedures of e-learning settings suffer from scalability problems. In a wiki-based learning experience, some automatic tools are required to support the assessment of such great amounts of data. We have studied readily available analysis tools for the MediaWiki platform, that have complementary input, work modes and output. We comment our experience in two Higher Education courses, one using HistoryFlow and another using StatMediaWiki, and discuss the advantages and drawbacks of each system. 0 0
Posibilidades de Wikipedia en la docencia universitaria: elaboración colaborativa de conocimiento Tomás Saorín-Pérez
María Verónica de Haro de San Mateo
Juan-Antonio Pastor-Sánchez
Information literacy
Wikipedia
Active learning strategies
Research methods
Production of scientific works
IBERSID Spanish 2011 A guide for Wikipedia student edition as a collaborative active learning activity is presented. Whereas the use of wikis in the classroom is widely documented, the educational possibilities of Wikipedia itself are not so much. We offer a classification of participatory activities suitable for being carried out by the students in the development of the curricular contents. One of the most relevant aspects is the transformation of the critical and distrustful speech towards the Wikipedia in a direct knowledge of its scope, process of production and systems of quality control. In addition, it is a good opportunity to improve a widespread source of information among university undergraduates that has a real impact and for the students to develop a more critical and active use of information sources. 0 0
Wikipedia vandalism detection Santiago M. Mola Velasco Wikipedia vandalism detection
Machine learning
Natural Language Processing
Reputation
World Wide Web English 2011 0 0
A Statistical Approach to the Impact of Featured Articles in Wikipedia Antonio J. Reinoso
Felipe Ortega
Jesús M. González-Barahona
Israel Herraiz
Wikipedia
Usage patterns
Traffic characterization
Quantitative analysis
KEOD English 2010 This paper presents an empirical study on the impact of featured articles on the attention that Wikipedia’s articles attract, and how this behavior differs in different editions of Wikipedia. The study is based on the analysis of the log lines registered by the Wikimedia Foundation Squid servers after having sent the appropriate content in response to the corresponding request submitted by any Wikipedia user. The analysis has been conducted regarding the six most visited editions of the Wikipedia and has involved more than 4,100 million log lines corresponding to the traffic of September, October and November 2009. The methodology of work has mainly consisted on the parsing of the requests sent by the users and on their subsequent filtering according to the study directives. Relevant information fields has been finally stored in a database for persistence and further characterization. The main results of this paper are twofold: it shows how to use the the traffic log to extract information about the use of Wikipedia, which is a novel research approach without precedences in the research community, and it analyzes whether the featured articles mechanism achieve to attract more attention or not. 6 0
AVBOT: detección y corrección de vandalismos en Wikipedia Emilio J. Rodríguez-Posada NovATIca Spanish 2010 0 2
Model-aware Wiki Analysis Tools: the Case of HistoryFlow Oscar Díaz
Gorka Puente
WikiSym English 2010 Wikis are becoming mainstream. Studies confirm how wikis are finding their way into organizations. This paper focuses on requirements for analysis tools for corporate wikis. Corporate wikis differ from their grow-up counterparts such as Wikipedia. First, they tend to be much smaller. Second, they require analysis to be customized for their own domains. So far, most analysis tools focus on large wikis where handling efficiently large bulks of data is paramount. This tends to make analysis tools access directly the wiki database. This binds the tool to the wiki engine, hence, jeopardizing customizability and interoperability. However, corporate wikis are not so big while customizability is a desirable feature. This change in requirements advocates for analysis tools to be decoupled from the underlying wiki engines. Our approach argues for characterizing analysis tools in terms of their abstract analysis model (e.g. a graph model, a contributor model). How this analysis model is then map into wiki-implementation terms is left to the wiki administrator. The administrator, as the domain expert, can better assess which is the right terms/granularity to conduct the analysis. This accounts for suitability and interoperability gains. The approach is borne out for HistoryFlow, an IBM tool for visualizing evolving wiki pages and the interactions of multiple wiki authors. 8 0
Tecnologías wiki en la docencia de Ingeniería Informática (JENUI) Manuel Palomo-Duarte
Emilio J. Rodríguez-Posada
Inmaculada Medina-Bulo
Noelia Sales-Montes
JENUI Spanish 2010 0 0
Wikipedia Vandalism Detection Through Machine Learning: Feature Review and New Proposals Santiago M. Mola Velasco CLEF English 2010 Wikipedia is an online encyclopedia that anyone can edit. In this open model, some people edits with the intent of harming the integrity of Wikipedia. This is known as vandalism. We extend the framework presented in (Potthast, Stein, and Gerling, 2008) for Wikipedia vandalism detection. In this approach, several vandalism indicating features are extracted from edits in a vandalism corpus and are fed to a supervised learning algorithm. The best performing classifiers were LogitBoost and Random Forest. Our classifier, a Random Forest, obtained an AUC of 0.92236, ranking in the first place of the PAN’10 Wikipedia vandalism detection task. 4 0
Wikipedia: un estudio comparado Manuel Arias-Maldonado Spanish 2010 Wikipedia se encuentra entre los sitios más visitados de la web, sólo por detrás de gigantes como Google, Facebook o YouTube . A esa popularidad contribuye no poco su sospechosa googleabilidad: cuando se emprende una búsqueda en Google, la correspondiente voz de Wikipedia suele encabezar el listado resultante y no lo contrario. Se ha convertido en algo más que una enciclopedia, para acceder a la categoría de síntoma -o presagio- cultural. Lo que aquí nos importa es que sea efectivamente una enciclopedia, para pasar a preguntarnos qué tipo de enciclopedia es. Interrogante al que trataremos de responder mediante un estudio comparado de tres de sus versiones: la anglosajona, la alemana y la española. Se trata de elucidar, en la medida de lo posible, sus virtudes y defectos. 0 0
Wikis en docencia: una experiencia con WikiHaskell y StatMediaWiki (SPDECE) Manuel Palomo-Duarte
Inmaculada Medina-Bulo
Emilio J. Rodríguez-Posada
Francisco Palomo-Lozano
SPDECE Spanish 2010 0 1
A quantitative approach to the use of the Wikipedia Antonio J. Reinoso
Felipe Ortega
Jesús M. González-Barahona
Gregorio Robles
English 2009 This paper presents a quantitative study of the use of the Wikipedia system by its users (both readers and editors), with special focus on the identification of time and kind-of-use patterns, characterization of traffic and workload, and comparative analysis of different language editions. The basis of the study is the filtering and analysis of a large sample of the requests directed to the Wikimedia systems for six weeks, each in a month from November 2007 to April 2008. In particular, we have considered the twenty most frequently visited language editions of the Wikipedia, identifying for each access to any of them the corresponding namespace (sets of resources with uniform semantics), resource name (article names, for example) and action (editions, submissions, history reviews, save operations, etc.). The results found include the identification of weekly and daily patterns, and several correlations between several actions on the articles. In summary, the study shows an overall picture of how the most visited language editions of the Wikipedia are being accessed by their users. 0 0
Análisis de las contribuciones a un wiki para la evaluación web de competencias Juan Manuel Dodero-Beardo
Gregorio Rodríguez-Gómez
María S. Ibarra-Sáiz
Wiki
Evaluación de competencias
Evaluación electrónica
Spanish 2009 El uso de wikis y aplicaciones web de autoría compartida es la expresión más actual de una forma de aprendizaje colaborativo donde se asigna a un grupo de estudiantes la elaboración de un documento donde aprendan a realizar análisis de un problema y compartirlos con los compañeros. Este trabajo parte de la hipótesis de que en el proceso de realización de dicho trabajo se ponen de manifiesto una serie de competencias entre los participantes. Para evaluar dichas competencias se describe un método de análisis gráfico que, analizando una serie de patrones propuestos sobre la contribución individual y grupal al wiki, pretende facilitar la detección de ciertas competencias genéricas. 4 2
Detector y corrector automático de ediciones maliciosas en Wikipedia Emilio J. Rodríguez-Posada Wikipedia
Vandalism
Pattern
Spanish 2009 El proyecto desarrolla AVBOT (acrónimo de Anti-Vandalism BOT), un programa que detecta y corrige automáticamente ediciones maliciosas en Wikipedia en español. Está programado en Python y utiliza las librerías pywikipediabot y python-irclib. 0 0
GRF wiki UOC. Trabajo colectivo, colaboración y evaluación David Gómez-Fontanills Congreso de la Cibersociedad Spanish 2009 GRF wiki is a wiki with forms and semantic extensions used in the area of design in Multimedia online

studies at UOC as a complement of the Virtual Campus. Here we explain how an activity of analysis related with brands visual identity was developed as a collective task by the whole of the classroom with a self-directed distribution of tasks depending on the process of work and how this work was evaluated.

(Spanish) GRF wiki es un wiki con formularios y extensiones semánticas usado en el área de diseño del Graduado Multimedia a distancia de la UOC como complemento del Campus Virtual. Aquí se explica como se desarrolló una actividad de análisis relacionada con la identidad gráfica de las marcas como tarea colectiva del conjunto del aula, con un reparto de tareas autodirigido en función del proceso de trabajo y de qué forma este trabajo fue evaluado.

(Catalan) El GRF wiki és un wiki amb formularis I extensions semàntiques utilitzat a l'àrea de disseny del Graduat Multimèdia a distància de la UOC com a complement del Campus Virtual. Aquí s'explica com es va portar a terme una activitat d'anàlisi relacionada amb la identitat gràfica de les marques com a tasca col·lectiva del conjunt de l'aula, amb una distribució de tasques autodirigida en funció del procés de treball i de quina

manera va ser avaluada aquesta feina.
0 0
Measuring Wikipedia: a hands-on tutorial Luca de Alfaro
Felipe Ortega
WikiTrust
WikiXRay
Wikipedia
Data mining
Empirical research
Measurements
WikiSym English 2009 0 0
On the Analysis of Contributions from Privileged Users in Virtual Open Communities Felipe Ortega
Daniel Izquierdo-Cortazar
Jesús M. González-Barahona
Gregorio Robles
Libre software
Wikipedia
HICSS English 2009 Collaborative projects built around virtual communities on the Internet have gained momentum over the last decade. Nevertheless, their rapid growth rate rises some questions: which is the most effective approach to manage and organize their content creation process? Can these communities scale, controlling their projects as their size continues to grow over time? To answer these questions, we undertake a quantitative analysis of privileged users in FLOSS development projects and in Wikipedia. From our results, we conclude that the inequality level of user contributions in both types of initiatives is remarkably distinct, even though both communities present almost identical patterns regarding the number of distinct contributors per file (in FLOSS projects) or per article (in Wikipedia). As a result, totally open projects like Wikipedia can effectively deal with faster growing rates, while FLOSS projects may be affected by bottlenecks on committers who play critical roles. 0 0
Tecnologías wiki y conocimiento abierto en la Universidad Manuel Palomo-Duarte
Inmaculada Medina-Bulo
Emilio J. Rodríguez-Posada
Noelia Sales-Montes
Libre knowledge
Wiki docencia
University
Conferencia Internacional de Software Libre Spanish 2009 Las tecnologías wiki han revolucionado la forma de construir conocimiento en los últimos años: con solo pulsar un botón se puede pasar de ser un mero consumidor de información a autor de contenidos con un público potencial enorme. Basta como ejemplo el proyecto Wikipedia, que ha provocado recientemente que Microsoft abandone la comercialización de su enciclopedia de pago Encarta. El mundo académico no está al margen de estos avances, y son varias las iniciativas que se están desarrollando en la Universidad de Cádiz en este sentido por medio de su Oficina de Software Libre y Conocimiento Abierto. Wikijuegos es un tutorial sobre programación de videojuegos con la biblioteca libre libSDL. R-Wiki es un wiki creado por el proyecto R-UCA, que da apoyo a los usuarios (alumnos e investigadores) del paquete estadístico libre R. WikiHaskell es una experiencia que se está desarrollando en la que los alumnos crean material complementario sobre bibliotecas del lenguaje de programación Haskell. Por último, wikiUNIX es un wiki en fase de desarrollo aún que recopila información sobre administración de sistemas UNIX y que además ofrece ejercicios y un sistema GNU/Linux virtual para poder realizarlos. Todos estos wikis tienen su contenido bajo licencia libre y están accesibles públicamente. 0 1
Wikipedia: A Quantitative Analysis Felipe Ortega Universidad Rey Juan Carlos, Spain English 2009 0 6
On the Inequality of Contributions to Wikipedia Felipe Ortega
Jesús M. González-Barahona
Gregorio Robles
English 2008 Wikipedia is one of the most successful examples of massive collaborative content development. However, many of the mechanisms and procedures that it uses are still unknown in detail. For instance, how equal (or unequal) are the contributions to it has been discussed in the last years, with no conclusive results. In this paper, we study exactly that aspect by using Lorenz curves and Gini coefficients, very well known instruments to economists. We analyze the trends in the inequality of distributions for the ten biggest language editions of Wikipedia, and their evolution over time. As a result, we have found large differences in the number of contributions by different authors (something also observed in free, open source software development), and a trend to stable patterns of inequality in the long run. 0 4
Quantitative analysis and characterization of Wikipedia requests Antonio J. Reinoso
Jesús M. González-Barahona
Felipe Ortega
Gregorio Robles
WikiSym English 2008 Our poster describes the quantitative analysis carried out to study the use of the Wikipedia system by its users with special focus on the identification of time and kind-of-use patterns, characterization of traffic and workload, and comparative analysis of different language editions. By filtering and classifying a large sample of the requests directed to the Wikimedia systems over 7 days we have been able to identify important information such us the targeted namespaces, the visited resources or the requested actions. The results found include the identification of weekly and daily patterns, and several correlations between different actions on the articles. In summary, the study shows an overall picture of how the most visited language editions of the Wikipedia are being accessed by their users. 0 0
Workshop on interdisciplinary research on Wikipedia and wiki communities Felipe Ortega
Joseph M. Reagle
Antonio J. Reinoso
Rut Jesus
Wikipedia
Collaboration
Interdisciplinary
Methodologies
Wiki communities
Workshop wiki communities
WikiSym English 2008 0 0
Quantitative Analysis of the Wikipedia Community of Users Felipe Ortega
Jesús M. González-Barahona
WikiSym English 2007 Many activities of editors in Wikipedia can be traced using its database dumps, which register detailed information about every single change to every article. Several researchers have used this information to gain knowledge about the production process of articles, and about activity patterns of authors. In this analysis, we have focused on one of those previous works, by Kittur et al. First, we have followed the same methodology with more recent and comprehensive data. Then, we have extended this methodology to precisely identify which fraction of authors are producing most of the changes in Wikipedia's articles, and how the behaviour of these authors evolves over time. This enabled us not only to validate some of the previous results, but also to find new interesting evidences. We have found that the analysis of sysops is not a good method for estimating different levels of contributions, since it is dependent on the policy for electing them (which changes over time and for each language). Moreover, we have found new activity patterns classifying authors by their contributions during specific periods of time, instead of using their total number of contributions over the whole life of Wikipedia. Finally, we present a tool that automates this extended methodology, implementing a quick and complete quantitative analysis ofevery language edition in Wikipedia. 0 4
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