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Dynamic two-stage image retrieval from large multimedia databases
(Elsevier, 2013)
Content-based image retrieval (CBIR) with global features is notoriously noisy, especially for image queries with low percentages of relevant images in a collection. Moreover, CBIR typically ranks the whole collection, ...
A Versatile Tool for Privacy-Enhanced Web Search
(European Conference on Information Retrieval, 2013)
We consider the problem of privacy leaks suffered by Internet users when they perform web searches, and propose a framework to mitigate them. Our approach, which builds upon and improves recent work on search privacy, ...
DUTH at TREC 2013 Contextual Suggestion Track
(2013)
In this report we give an overview of our participation in the TREC 2013 Contextual
Suggestion Track. We present an approach for context processing that comprises a newly
designed and fine-tuned POI (Point Of Interest) ...