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WWW
2010
ACM
13 years 5 months ago
A characterization of online browsing behavior
In this paper, we undertake a large-scale study of online user behavior based on search and toolbar logs. We propose a new CCS taxonomy of pageviews consisting of Content (news, p...
Ravi Kumar, Andrew Tomkins
SIGIR
2008
ACM
13 years 4 months ago
Efficient top-k querying over social-tagging networks
Online communities have become popular for publishing and searching content, as well as for finding and connecting to other users. User-generated content includes, for example, pe...
Ralf Schenkel, Tom Crecelius, Mouna Kacimi, Sebast...
MM
2010
ACM
191views Multimedia» more  MM 2010»
13 years 2 months ago
Quantifying tag representativeness of visual content of social images
Social tags describe images from many aspects including the visual content observable from the images, the context and usage of images, user opinions and others. Not all tags are ...
Aixin Sun, Sourav S. Bhowmick
HPDC
2010
IEEE
13 years 5 months ago
Mendel: efficiently verifying the lineage of data modified in multiple trust domains
Data is routinely created, disseminated, and processed in distributed systems that span multiple administrative domains. To maintain accountability while the data is transformed b...
Ashish Gehani, Minyoung Kim
WWW
2010
ACM
13 years 11 months ago
Exploiting social context for review quality prediction
Online reviews in which users publish detailed commentary about their experiences and opinions with products, services, or events are extremely valuable to users who rely on them ...
Yue Lu, Panayiotis Tsaparas, Alexandros Ntoulas, L...