We participate in all the sub tracks of the Blog track 2007. For the Opinionated Task, we use an excerpt list of the SentiWordNet to determine the opinionated nature of returned b...
We analyze the information credibility of news propagated through Twitter, a popular microblogging service. Previous research has shown that most of the messages posted on Twitter...
We present a method for automatically generating focused and accurate topicspecific subjectivity lexicons from a general purpose polarity lexicon that allow users to pin-point sub...
Valentin Jijkoun, Maarten de Rijke, Wouter Weerkam...
This paper describes our participation in the opinion retrieval task at Blog Track 07. The system consisted of the preprocess part, the topic retrieval part and sentiment analysis...
The focus of the blog distillation task is finding blogs with a principle, recurring interest in a specific topic. For this task, we considered a blog as a collection of posting...