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A method of feature selection and sentiment similarity for Chinese micro-blogs 18 Jul 2013 | 09:25 pm
Sentiment analysis of messages posted on micro-blogs is helpful in determining the current usefulness and acceptability of target products or services. It is the basis for finding users with similar a...
Sustaining accessibility of information through digital preservation: A literature review 18 Jul 2013 | 09:25 pm
Today valuable business, scientific and cultural information is created and stored digitally. However, the sustained availability and accessibility of digital information cannot be taken for granted a...
LDA-based online topic detection using tensor factorization 18 Jul 2013 | 09:25 pm
In the information retrieval field, effective and efficient extraction of topics from large-scale online text streams is challenging because it is a fully unsupervised learning task without prior know...
RADAR: An approach for helping students evaluate Internet sources 18 Jul 2013 | 09:25 pm
The Internet has become an integral part of all aspects of the life of twenty-first-century learners. Yet research shows that students’ ease and familiarity with the mechanics of the medium are not ma...
Reconstructing copyright from 'copy-centric' to 'dissemination-centric' in the digital age 18 Jul 2013 | 09:25 pm
Copy or reproduction plays a fundamental and central role in copyright. In the digital world, copying, especially temporary copying and private copying, has challenged the core concept of ‘copy’ in th...
Understanding trust formation in digital information sources: The case of Wikipedia 18 Jul 2013 | 09:25 pm
This article contributes to knowledge on how users establish the trustworthiness of digital information. An exploratory two-stage study was conducted with Master’s and undergraduate students in inform...
Finding more trustworthy answers: Various trustworthiness factors in question answering 18 Jul 2013 | 09:25 pm
In the recent explosion of Web information, it is important to find not only appropriate, but also more trustworthy answers to user questions. This paper proposes an improved ranking model for questio...
Leveraging microblogging big data with a modified density-based clustering approach for event awareness and topic ranking 18 Jul 2013 | 09:25 pm
Although diverse groups argue about the potential and true value benefits from social-media big data, there is no doubt that the era of big data exploitation has begun, driving the development of nove...
Strategies for justifying counter-arguments in Q&A discussion 18 Jul 2013 | 09:25 pm
This study examines the strategies employed in justifying counter-arguments against answers provided in Q&A (question and answer) discussion. The study also explores how information sources are used i...
Data models for version management of legislative documents 18 Jul 2013 | 09:25 pm
This paper surveys the main data models used in projects including the management of changes in digital normative legislation. Models have been classified based on a set of criteria, which are also pr...
