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ICDIM
2010
IEEE
13 years 2 months ago
Data mining and automatic OLAP schema generation
Data mining aims at extraction of previously unidentified information from large databases. It can be viewed as an automated application of algorithms to discover hidden patterns a...
Muhammad Usman, Sohail Asghar, Simon Fong
CIKM
2010
Springer
13 years 3 months ago
Visual cube and on-line analytical processing of images
On-Line Analytical Processing (OLAP) has shown great success in many industry applications, including sales, marketing, management, financial data analysis, etc. In this paper, w...
Xin Jin, Jiawei Han, Liangliang Cao, Jiebo Luo, Bo...
SIGMOD
2008
ACM
113views Database» more  SIGMOD 2008»
13 years 4 months ago
Supporting OLAP operations over imperfectly integrated taxonomies
OLAP is an important tool in decision support. With the help of domain knowledge, such as hierarchies of attribute values, OLAP helps the user observe the effects of various decis...
Yan Qi 0002, K. Selçuk Candan, Jun'ichi Tat...
DAWAK
2008
Springer
13 years 5 months ago
Top_Keyword: An Aggregation Function for Textual Document OLAP
For more than a decade, researches on OLAP and multidimensional databases have generated methodologies, tools and resource management systems for the analysis of numeric data. With...
Franck Ravat, Olivier Teste, Ronan Tournier, Gille...
DMDW
2001
106views Management» more  DMDW 2001»
13 years 6 months ago
SISYPHUS: A Chunk-Based Storage Manager for OLAP Cubes
In this paper, we present SISYPHUS, a storage manager for data cubes that provides an efficient physical base for performing OLAP operations. On-Line Analytical Processing (OLAP) ...
Nikos Karayannidis, Timos K. Sellis
BDA
2004
13 years 6 months ago
A new way of optimizing OLAP queries
For around 10 years, the academic research in database has attempted to define a commonly agreed logical modeling for the multidimensional and hierarchical nature of data manipulat...
Arnaud Giacometti, Dominique Laurent, Patrick Marc...
DOLAP
2005
ACM
13 years 6 months ago
A personalization framework for OLAP queries
OLAP users heavily rely on visualization of query answers for their interactive analysis of massive amounts of data. Very often, these answers cannot be visualized entirely and th...
Ladjel Bellatreche, Arnaud Giacometti, Patrick Mar...
EDBTW
2010
Springer
13 years 7 months ago
Text-to-query: dynamically building structured analytics to illustrate textual content
Successfully structuring information in databases, OLAP cubes, and XML is a crucial element in managing data nowadays. However this process brought new challenges to usability. It...
Raphaël Thollot, Falk Brauer, Wojciech M. Bar...
EDBT
2010
ACM
125views Database» more  EDBT 2010»
13 years 7 months ago
A plan for OLAP
So far, data warehousing has often been discussed in the light of complex OLAP queries and as reporting facility for operative data. We argue that business planning as a means to ...
Bernhard Jaecksch, Wolfgang Lehner, Franz Faerber
CIKM
2000
Springer
13 years 9 months ago
Extending OLAP Querying to External Object Databases
On-Line Analytical Processing (OLAP) systems based on a multidimensional view of data have found widespread use in business applications and are being used increasingly in non-sta...
Torben Bach Pedersen, Arie Shoshani, Junmin Gu, Ch...