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JISE
2008
77views more  JISE 2008»
14 years 11 months ago
Formalized Entity Extraction Methodology for Changeable Business Requirements
business requirement in the real world cannot be abstracted correctly into an entity-relationship schema. Once core entities are discovered, we can obtain an Entity-Relationship Di...
Namgyu Kim, Sangwon Lee, Songchun Moon
AO
2005
75views more  AO 2005»
14 years 11 months ago
A multi-layered ontology for comparing relationship semantics in conceptual models of databases
Relationships are an integral part of the design of a database. Comparing and integrating relationships from heterogeneous databases requires that the relationships be mapped to ea...
Sandeep Purao, Veda C. Storey
CSCW
2011
ACM
14 years 6 months ago
Sociable killers: understanding social relationships in an online first-person shooter game
Online video games can be seen as medium for the formation and maintenance of social relationships. In this paper, we explore what social relationships mean under the context of o...
Yan Xu, Xiang Cao, Abigail Sellen, Ralf Herbrich, ...
DMDW
2001
307views Management» more  DMDW 2001»
15 years 1 months ago
An Analysis of Many-to-Many Relationships Between Fact and Dimension Tables in Dimensional Modeling
Star schema, which maintains one-to-many relationships between dimensions and a fact table, is widely accepted as the most viable data representation for dimensional analysis. Rea...
Il-Yeol Song, William Rowen, Carl Medsker, Edward ...
HICSS
1999
IEEE
152views Biometrics» more  HICSS 1999»
15 years 4 months ago
Incorporating Semantic Relationships into an Object-Oriented Database System
Semantic relationships, those class-to-class connections that carry inherent support for constraints and various other functionalities, play an important role when building inform...
Li-min Liu, Michael Halper