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The National Academies' Board on Mathematical Sciences and their Applications (BMSA) is a primary interface between the research enterprise and federal agencies that rely on the mathematical sciences. The Board provides objective and authoritative advice on how best to apply the tools of...
Persistent link: https://www.econbiz.de/10009435947
1991 was continued rapid growth for the Santa Fe Institute (SFI) as it broadened its interdisciplinary research into the organization, evolution and operation of complex systems and sought deeply the principles underlying their dynamic behavior. Research on complex systems--the focus of work at...
Persistent link: https://www.econbiz.de/10009436710
secondary data base, meaning that information contained therein is derived entirely from other primary sources. It uses dBase …
Persistent link: https://www.econbiz.de/10009437030
simulation was used to develop the system survivability distribution from the component distributions using a system model that … applied by computer simulation; and (3) neither test data nor adequate knowledge of the physics are known, in which case, one … performance of this communications network is developed, as well as the survivability distributions for the nodes and links based …
Persistent link: https://www.econbiz.de/10009435451
Twenty tests for normality were compared for the purpose of detecting mixtures of two normal components with unequal means but equal variance. The purpose of this study was to determine the power of tests specifically designed to detect mixtures, i.e., the likelihood ratio and Engelman-Hartigan...
Persistent link: https://www.econbiz.de/10009436941
Computers have always helped to amplify and propagate errors made by people. The emergence of Networked Information Systems (NISs), which allow people and systems to quickly interact worldwide, has made understanding and minimizing human error more critical. This paper applies concepts from...
Persistent link: https://www.econbiz.de/10009435568
Current trends indicate that IT security measures will need to greatly expand to counter the ever increasingly sophisticated, well-funded and/or economically motivated threat space. Traditional risk management approaches provide an effective method for guiding courses of action for assessment,...
Persistent link: https://www.econbiz.de/10009435963
from or mitigate the impact of a successful attack before serious consequences occur. The methodology uses evidence …
Persistent link: https://www.econbiz.de/10009436110
Stanford Linear Accelerator Center (SLAC) was faced with the need to secure its PeopleSoft-Oracle business system in an academic environment that has no firewall. To provide protected access to the database servers for NT-based users all over the site while not hindering the lab's open...
Persistent link: https://www.econbiz.de/10009436886
This paper discusses management issues associated with the design and implementation of an automated audit analysis system that we use to detect security events. It gives the viewpoint of a team directly responsible for developing and managing such a system. We use Los Alamos National...
Persistent link: https://www.econbiz.de/10009436980