602 search results - page 105 / 121 » An access control model for mobile physical objects |
120
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SSD
2009
Springer
15 years 8 months ago
2009
Springer
The standard database mechanisms for concurrency control, which include transactions and locking protocols, do not provide the support needed for updating complex geographic data i...
163
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JSAC
2008
15 years 1 months ago
2008
We propose the cross-layer based opportunistic multi-channel medium access control (MAC) protocols, which integrate the spectrum sensing at physical (PHY) layer with the packet sch...
119
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ICRA
2007
IEEE
15 years 8 months ago
2007
IEEE
— Most robotic vision algorithms are proposed by envisaging robots operating in structured environments where the world is assumed to be rigid. These algorithms fail to provide o...
152
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AMKM
2003
Springer
15 years 7 months ago
2003
Springer
Every time a user engaged in work reads or writes, the user spontaneously generates new information needs: to understand the text he or she is reading or to supply more substance ...
137
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WINET
2002
15 years 1 months ago
2002
In the near future, we will see dramatic changes in computing and networking hardware. A large number of devices (e.g., phones, PDAs, even small household appliances) will become c...