21993 search results - page 235 / 4399 » Evolution of Data Models |
168
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COOPIS
2002
IEEE
15 years 9 months ago
2002
IEEE
The design of virtual workplaces that can support virtual work processes has traditionally been either ad-hoc, or has been influenced by the top-down approaches, such as ‘virtua...
BIRTHDAY
2004
Springer
15 years 9 months ago
2004
Springer
A family of mathematical models of nondeterministic data flow is introduced. These models are constructed out of sets of traces, successes, failures and divergences, cf. Hoare’s...
125
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GECCO
2003
Springer
15 years 9 months ago
2003
Springer
This paper presents simulations of long-term competition for light between two plant species, oaks and beeches. These artificial plants, evolving in a 3D environment, are based on ...
124
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WSC
1997
15 years 5 months ago
1997
Over time, simulation tools have found use in most manufacturing enterprises. Due to the increased flexibility and openness of the tools available today, simulation can now begin ...
128
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JNSM
2007
15 years 3 months ago
2007
This paper traces the history of policy-based management and how it evolved from the first security models dating back to the late 1960’s until today’s more elaborate framewo...