Arun Murthy, Release-Manager für Apache Hadoop 2.0, hat eine erste Alphaversion der kommenden Hadoop-Generation veröffentlicht, die unter anderem Hochverfügbarkeit für HDFS bietet und den
AQUA - Automatic Quality Assessment and Feedback in eLearning 2.0
The current development of Web 2.0 makes the distinction between author and reader fading away. Users now produce huge amounts of data which sometimes is of questionable quality. This leads to the problem of information overload: how to make the most of this information without overwhelming the users? One key challenge to solve this issue is to assess the quality of the user generated content.
In AQUA, we seek to develop algorithms to assess the quality of content automatically. We focus on two sources for this assessment: (1) user generated content; (2) feedback by users of the content. To do so, we investigate techniques from the fields of natural language processing (NLP), information retrieval, and machine learning.
So, in a nutshell, AQUA will answer the following questions:
What is quality of information? How does it matter in information search?
How to model the quality of user generated content?
How far can you go with automatic methods in assessing quality?
How to give feedback to users regarding quality?
The AQUA project is associated with the project "Mining Lexical-Semantic Knowledge from Dynamic and Linguistic Sources and Integration into Question Answering for Discourse-Based Knowledge Acquisition in e-learning (QA-EL)".
A video by xardesvives - Aplicaciones educativas de la llamada Web 2.0 o Web Social. Documento elaborado por el Area del Portal Educastur y Servicios Educativos en Línea, de la Consejería de Educación del Principado de Asturias.
Tim O'Reilly attempts to clarify just what is meant by Web 2.0, the term first coined at a conference brainstorming session between O'Reilly Media and MediaLive International, which also spawned the Web 2.0 Conference.
Tim O'Reilly attempts to clarify just what is meant by Web 2.0, the term first coined at a conference brainstorming session between O'Reilly Media and MediaLive International, which also spawned the Web 2.0 Conference.
Tim O'Reilly attempts to clarify just what is meant by Web 2.0, the term first coined at a conference brainstorming session between O'Reilly Media and MediaLive International, which also spawned the Web 2.0 Conference.
B. Berendt, N. Glance, and A. Hotho (Eds.) Workshop at 18th Europ. Conf. on Machine Learning (ECML'08) / 11th Europ. Conf. on Principles and Practice of Knowledge Discovery in Databases (PKDD'08), (2008)
B. Krause, R. Jäschke, A. Hotho, and G. Stumme. HT '08: Proceedings of the nineteenth ACM conference on Hypertext and hypermedia, page 157--166. New York, NY, USA, ACM, (2008)
B. Berendt, N. Glance, and A. Hotho (Eds.) Workshop at 18th Europ. Conf. on Machine Learning (ECML'08) / 11th Europ. Conf. on Principles and Practice of Knowledge Discovery in Databases (PKDD'08), (2008)
B. Krause, R. Jäschke, A. Hotho, and G. Stumme. HT '08: Proceedings of the nineteenth ACM conference on Hypertext and hypermedia, page 157--166. New York, NY, USA, ACM, (2008)
M. Yeo, and O. Arazy. Proceedings of the 7th international conference on Design Science Research in Information Systems: advances in theory and practice, page 174--190. Berlin, Heidelberg, Springer-Verlag, (2012)
T. Ferro, D. Divine, and M. Zachry. Proceedings of the 30th ACM international conference on Design of communication, page 47--54. New York, NY, USA, ACM, (2012)
M. Polaschek, W. Zeppelzauer, N. Kryvinska, and C. Strauss. Proceedings of the 2012 26th International Conference on Advanced Information Networking and Applications Workshops, page 1221--1226. Washington, DC, USA, IEEE Computer Society, (2012)
R. Görlitz, B. Seip, A. Rashid, and V. Zacharias. 55. Jahrestagung der Deutschen Gesellschaft für Medizinische Informatik, Biometrie und Epidemiologie (GMDS) 2010, (2010)
D. Xu, H. Miao, and N. Philbert. Computer and Information Science, 2009. ICIS 2009. Eighth IEEE/ACIS International Conference on, page 1035 -1040. (June 2009)
J. Griesbaum, W. Semar, and R. Koelle. Information: Droge, Ware oder Commons? Wertschöpfungs- und Transformationsprozesse auf den Informationsmärkten, (2009)
A. Weichselbraun, G. Wohlgenannt, and A. Scharl. 9th International Workshop on Web Semantics, 21st International Conference
on Database and Expert Systems Applications (DEXA 2010), page 193--197. Bilbao, Spain, IEEE Computer Society Press, (August 2010)