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» An Information-Retrieval Approach for Image Databases
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108
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SAC
1997
ACM
15 years 4 months ago
The RasDaMan approach to multidimensional database management
Multidimensional discrete data (MDD), i.e., arrays of arbitrary size, dimension, and base type, are receiving growing attention among the database community. MDD occur in a variet...
Peter Baumann, Paula Furtado, Roland Ritsch, Norbe...
106
Voted
CBMS
2006
IEEE
15 years 6 months ago
A Query-Based Medical Information Summarization System Using Ontology Knowledge
As huge amounts of knowledge are created rapidly, effective information access becomes an important issue. Especially for critical domains, such as medical and financial areas, e...
Ping Chen, Rakesh M. Verma
186
Voted
SIGMOD
2008
ACM
210views Database» more  SIGMOD 2008»
16 years 21 days ago
Private queries in location based services: anonymizers are not necessary
Mobile devices equipped with positioning capabilities (e.g., GPS) can ask location-dependent queries to Location Based Services (LBS). To protect privacy, the user location must n...
Gabriel Ghinita, Panos Kalnis, Ali Khoshgozaran, C...
DEXAW
1999
IEEE
176views Database» more  DEXAW 1999»
15 years 4 months ago
Windsurf: Region-Based Image Retrieval Using Wavelets
In this paper we present WINDSURF (Wavelet-Based Indexing of Images Using Region Fragmentation), a new approach to content-based image retrieval. The method uses the wavelet trans...
Stefania Ardizzoni, Ilaria Bartolini, Marco Patell...
92
Voted
AIIA
2007
Springer
15 years 6 months ago
A Comparison of Genetic Algorithms for Optimizing Linguistically Informed IR in Question Answering
In this paper we compare four selection strategies in evolutionary optimization of information retrieval (IR) in a question answering setting. The IR index has been augmented by li...
Jörg Tiedemann