3712 search results - page 206 / 743 » Role-Based Access Control |
184
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CAISE
2006
Springer
15 years 10 months ago
2006
Springer
Various kinds of data are processed in workflow management systems: from case data to control data, from internal data to access to external databases or documents exchanged in int...
151
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GLOBECOM
2007
IEEE
16 years 25 days ago
2007
IEEE
— In this paper we propose Cognitive Medium Access (CMA), a protocol aimed at improving coexistence with a set of independently evolving WLAN bands. A time-slotted physical layer...
171
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GLOBECOM
2006
IEEE
16 years 16 days ago
2006
IEEE
— For a two user fading Gaussian multiple access channel with user cooperation, we show that window decoding achieves the same sum rate as backwards decoding, when the encoding i...
183
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IPPS
2005
IEEE
16 years 2 days ago
2005
IEEE
Abstract— We developed an automated environment to measure the memory access behavior of applications on high performance clusters. Code optimization for processor caches is cruc...
170
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AINA
2004
IEEE
15 years 10 months ago
2004
IEEE
2004, Chang et al. suggested an approach that solves the problem of secret sharing with access structures in a hierarchy. They used the concept of discrete logarithmto reuse shado...