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DEXA
2008
Springer
154views Database» more  DEXA 2008»
15 years 9 months ago
Approximate Range-Sum Queries over Data Cubes Using Cosine Transform
In this research, we propose to use the discrete cosine transform to approximate the cumulative distributions of data cube cells' values. The cosine transform is known to have...
Wen-Chi Hou, Cheng Luo, Zhewei Jiang, Feng Yan, Qi...
193
Voted
JAR
2008
89views more  JAR 2008»
15 years 7 months ago
An Extensible Encoding of Object-oriented Data Models in hol
Abstract We present an extensible encoding of object-oriented data models into higherorder logic (HOL). Our encoding is supported by a datatype package that leverages the use of th...
Achim D. Brucker, Burkhart Wolff
IPAW
2010
15 years 5 months ago
Janus: From Workflows to Semantic Provenance and Linked Open Data
Data provenance graphs are form of metadata that can be used to establish a variety of properties of data products that undergo sequences of transformations, typically specified as...
Paolo Missier, Satya Sanket Sahoo, Jun Zhao, Carol...
ESANN
2006
15 years 8 months ago
Visual Data Mining and Machine Learning
Information visualization and visual data mining leverage the human visual system to provide insight and understanding of unorganized data. In order to scale to massive sets of hig...
Fabrice Rossi
AAAI
2000
15 years 8 months ago
Learning the Common Structure of Data
The proliferation of online information sources has accentuated the need for tools that automatically validate and recognize data. We present an efficient algorithm that learns st...
Kristina Lerman, Steven Minton