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ICASSP
2011
IEEE
13 years 17 days ago
RRED indices: Reduced reference entropic differencing framework for image quality assessment
We study the problem of automatic “reduced reference” image quality assessment algorithms from the point of view of image information change. Algorithms that measure differenc...
Rajiv Soundararajan, Alan C. Bovik
AGILE
2007
Springer
184views GIS» more  AGILE 2007»
14 years 3 months ago
Towards Spatial Reasoning in the Semantic Web: A Hybrid Knowledge Representation System Architecture
Environmental databases store a wide variety of data from heterogeneous sources which are described with domain-specific terminologies and refer to distinct locations. In order to ...
Rolf Grütter, Bettina Bauer-Messmer
IPPS
1999
IEEE
14 years 1 months ago
Design and Implementation of a Scalable Parallel System for Multidimensional Analysis and OLAP
Multidimensional Analysis and On-Line Analytical Processing (OLAP) uses summary information that requires aggregate operations along one or more dimensions of numerical data value...
Sanjay Goil, Alok N. Choudhary
KDD
2004
ACM
139views Data Mining» more  KDD 2004»
14 years 9 months ago
Machine learning for online query relaxation
In this paper we provide a fast, data-driven solution to the failing query problem: given a query that returns an empty answer, how can one relax the query's constraints so t...
Ion Muslea
WSDM
2009
ACM
104views Data Mining» more  WSDM 2009»
14 years 3 months ago
Top-k aggregation using intersections of ranked inputs
There has been considerable past work on efficiently computing top k objects by aggregating information from multiple ranked lists of these objects. An important instance of this...
Ravi Kumar, Kunal Punera, Torsten Suel, Sergei Vas...