The Blog of Antonio J. Reinoso

Friday, May 4, 2012

Temporal characterization of the requests to Wikipedia

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Abstract:
This paper presents an empirical study about the temporal patterns characterizing the requests submitted by users to 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 users’ requests. The analysis has been conducted regarding the ten most visited editions of Wikipedia and has involved more than 14,000 million log lines corresponding to the traffic of the entire year 2009. The conducted methodology has mainly consisted in the parsing and filtering of users’ requests according to the study directives. As a result, relevant information fields have been finally stored in a database for persistence and further characterization. In thia way, we, first assessed, whether the traffic to Wikipedia could serve as a reliable estimator of the overall traffic to all the Wikimedia Foundation projects. Our subsequent analysis of the temporal evolutions corresponding to the different types of requests to Wikipedia revealed interesting differences and similarities among them that can be related to the users’ attention to the Encyclopedia. In addition, we have performed separated characterizations of each Wikipedia edition to compare their respective evolutions over time.

Conference: 5th International Workshop on new Challenges in Distributed Information Filtering and Retrieval (DART'11)
Language: English

A quantitative examination of the impact of featured articles in Wikipedia

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Abstract:
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.

Conference: International Conference on Software and Data Technologies (ICSOFT'11)
Language: English

El peligro de los blobs en los kernels libres

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Journal: Revista Novatica (08/2011)
Language: Spanish

A statistical approach to the impact of featured articles in Wikipedia

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Abstract:
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.

Conference: International Conference on Knowledge Engineering and Ontology Development (KEOD'10)
Language: English

El software libre amenazado: código binario sin fuentes en el kernel Linux

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Journal: Revista Novática Num. 206 (08/2010)
Language: Spanish

Análisis de la incorporación de una plataforma Wiki a la docencia de la asignatura "Nuevas Tecnologías de la Información"

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Abstract:
This paper describes the study carried out in order to analyze and evaluate the use of a wikibased platform as a supporting element in the student learning process. The Wiki platform is also analyzed as a tool providing services in teaching of subjects related to New Information and Communication Technologies (ICT). Moreover, this work focuses on the necessary metrics to be obtained in order to establish use and behavioural patterns which allow to characterize the user-platform relationships and may lead to describe possible students’ attitudes when facing tasks demanding cooperative and collaborative efforts..

Journal: Revista de Docencia Universitaria. Año III. Número Monográfico IV: Número especial dedicado a WIKI y educación superior en España (II parte) (2009/12)
Language: Spanish

A quantitative approach to the use of the Wikipedia

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Abstract:
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-ofuse 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 during the range of months comprising 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.

Conference: IEEE Symposium on Computers and Communications (ISCC'09)
Language: English

Workshop on Interdisciplinary Research on Wikipedia and Wiki Communities

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Abstract:
A growing number of projects seek to build upon the collective intelligence of Internet users, looking for more dynamic, open and creative approaches to content creation and knowledge sharing. To this end, many projects have chosen the wiki, and it is therefore the subject of much research interest, particularly Wikipedia, from varied disciplines. The array of approaches to study wikis is a source of wealth, but also a possible source of confusion: What are appropriate methodologies for the analysis of wiki communities? Which are the most critical parameters (both quantitative and qualitative) for study in wiki evolution and outcomes? Is it possible to find effective interdisciplinary approaches to augment our overall understanding of these dynamic, creative environments? This workshop intends to provide an opportunity to explore these questions, by researchers and practitioners willing to participate in a "brainstorming research meeting".

Conference: ACM WikiSym 2008: 4th International Symposium on Wikis (WikiSym'08)
Language: English

Monday, April 30, 2012

Quantitative analysis and characterization of Wikipedia requests

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Abstract:
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.

Conference: Human Computer Interaction (HCI) 2003
Language: English

Sunday, April 29, 2012

Sistema de Adquisición y reconocimiento de la señal de voz para aplicaciones JAVA

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Abstract:
Improvements in computer and telecommunication technologies have lead to the development and consolidation of what is called the Information Society. This new approach allows users to access, in an easy and comfortable way, to a great number of resources, contents and services, offering a huge number of possibilities with small requirements. The only elements necessary for the integration of the users in this new society are the access to a personal computer with multimedia equipments and an Internet connection. However, the audiovisual treatment of the information can lead to serious difficulties for handicapped persons. These barriers are especially notorious for visually impaired people. This collective requires alternative ways of presentation and access to the information and, also, additional mechanisms to control the applications they are dealing with. As the aim of the present work is to make possible the integration of everybody in this new Information Society, it will be desirable to incorporate elements that can overcome any kind of handicap barrier. This article describes the research work accomplished to design and develop a control mechanism voice to be incorporate in Java applications for dealing and representing web contents. The main objective is to improve the accessibility conditions to the information published on Internet for those people with sensorial handicaps, not able to use traditional control mechanisms. Although this is the main scope of the system, it has been designed in a flexible way for its extension to other general purpose applications.

Journal: Tecnologí@ y desarrollo (Revista de Ciencia, Tecnología y Medio Ambiente) ISSN: 1696-8085
Language: English Date: March 2006

B-Learning y teoría del Aprendizaje Constructivista en las disciplinas Informáticas: Un esquema de ejemplo a aplicar

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Abstract:
Abstract pending.

Conference: III International Conference on Multimedia and Information and Communication Technologies in Education (ICMICTE'05)
Language: Spanish

Friday, March 25, 2011

WebTouch: An Audio-tactile Browser for Visually Handicapped People

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Abstract:
The Internet offers new possibilities to the access of information, but sometimes the design of Web pages obstructs the contents making them inaccessible to everybody, especialIy for those people with visual disabilities. The problem has several sides. On one hand, the inaccessible design of the pages. On the other hand, most of the browsers used to browse the net are thought to be managed by users without visual disabilities. Although there are tools to help in the right design of Web pages or in the interpretation of Web pages for people with visual handicaps, to our knowledge there is not an integrated tool useful for both, the designers and the visually handicapped users. Our research group has developed a tool called KAI (Kit for the Accessibility to the Internet). KAI is based on two main pillars: a new markup language with accessibility features called Blind Markup Language (BML) and WebTouch, a multimodal browser taking blind people into special consideration. In this paper we focus on WebTouch and its two modalities for surfing the Web: voice and tactile kills.

Conference: Human Computer Interaction (HCI) 2003
Language: English