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» On the Notion of Value Object
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DMDW
2003
144views Management» more  DMDW 2003»
15 years 7 months ago
Best Practice for Implementing a Data Warehouse: A Review for Strategic Alignment
A review of literature pertaining to data warehouse implementations over the last eight years has been undertaken. It was found that the views of data warehouse practitioners in pa...
Rob Weir, Taoxin Peng, Jon M. Kerridge
LICS
2010
IEEE
15 years 4 months ago
Regular Cost Functions over Finite Trees
We develop the theory of regular cost functions over finite trees: a quantitative extension to the notion of regular languages of trees: Cost functions map each input (tree) to a v...
Thomas Colcombet, Christof Löding
ACNS
2011
Springer
283views Cryptology» more  ACNS 2011»
14 years 10 months ago
On Hiding a Plaintext Length by Preencryption
It is a well known fact that encryption schemes cannot hide a plaintext length when it is unbounded. We thus admit that an approximation of it may leak and we focus on hiding its p...
Cihangir Tezcan, Serge Vaudenay
ICDE
2009
IEEE
139views Database» more  ICDE 2009»
16 years 8 months ago
Ranking of Object Summaries
A previously proposed Keyword Search paradigm produces, as a query result, a ranked list of Object Summaries (OSs); each OS summarizes all data held in a relational database about ...
Georgios John Fakas, Zhi Cai
ICPR
2004
IEEE
16 years 7 months ago
Background Removal System for Object Movies
In this paper, we present an interactive system for removing the backgrounds from object movies. Our system automatically extracts initial segmentation results based on observed c...
Yu-Pao Tsai, Yi-Ping Hung, Zen-Chung Shih, Jin-Jen...