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CIKM
2008
Springer
14 years 6 days ago
Active relevance feedback for difficult queries
Relevance feedback has been demonstrated to be an effective strategy for improving retrieval accuracy. The existing relevance feedback algorithms based on language models and vect...
Zuobing Xu, Ram Akella
HT
2010
ACM
14 years 3 months ago
Discovery of information disseminators and receptors on online social media
Today, there is significant sharing of information artifacts among users on various social media sites, including Digg, Twitter and Flickr. An interesting consequence of such ric...
Munmun De Choudhury
BCSHCI
2007
13 years 11 months ago
Challenges of evaluating the information visualisation experience
Information Visualisation (InfoVis) is defined as an ive visual representation of abstract data. We view the user’s interaction with InfoVis tools as an experience which is made...
Sarah Faisal, Paul A. Cairns, Ann Blandford
ISSA
2008
13 years 11 months ago
Collective Improvisation: Complementing Information Security Frameworks with Self-Policing
The approach to information security governance has predominantly followed a functionalist paradigm with emphasis placed on formalized rule structures and policy frameworks. The a...
Kennedy Njenga, Irwin Brown
ICIP
2007
IEEE
14 years 12 months ago
Video Segmentation and Semantics Extraction from the Fusion of Motion and Color Information
In recent years, digital multimedia technologies have evolved significantly, and are finding numerous applications, over the internet, and even over mobile networks. Thus, the vid...
Alexia Briassouli, Vasileios Mezaris, Ioannis Komp...