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» Information retrieval using hierarchical dirichlet processes
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AIMSA
2008
Springer
16 years 9 days ago
Using Text Segmentation to Enhance the Cluster Hypothesis
An alternative way to tackle Information Retrieval, called Passage Retrieval, considers text fragments independently rather than assessing global relevance of documents. In such a ...
Sylvain Lamprier, Tassadit Amghar, Bernard Levrat,...
ACIIDS
2009
IEEE
144views Database» more  ACIIDS 2009»
15 years 11 months ago
Processing Exact Results for Sliding Window Joins over Time-Sequence, Streaming Data Using a Disk Archive
— We consider the problem of processing exact results for sliding window joins over data streams with limited memory. Existing approaches deal with memory limitations by shedding...
Abhirup Chakraborty, Ajit Singh
WSDM
2009
ACM
172views Data Mining» more  WSDM 2009»
16 years 23 days ago
Clustering the tagged web
Automatically clustering web pages into semantic groups promises improved search and browsing on the web. In this paper, we demonstrate how user-generated tags from largescale soc...
Daniel Ramage, Paul Heymann, Christopher D. Mannin...
ICIP
2007
IEEE
16 years 7 months ago
Do Colour Interest Points Improve Image Retrieval?
In image retrieval scenarios, many methods use interest point detection at an early stage to find regions in which descriptors are calculated. Finding salient locations in image d...
Allan Hanbury, Julian Stöttinger, Nicu Sebe, ...
ICIP
2003
IEEE
16 years 7 months ago
Hierarchical segmentation via a diffusion scheme in color/texture feature space
This paper presents a segmentation scheme for images containing both smooth regions and textures. It is based on a vector-valued anisotropic diffusion on a combined color/Gabor fe...
Iris Vanhamel, Antonis Katartzis, Hichem Sahli