8731 search results - page 136 / 1747 » Dynamics of performance measurement systems |
158
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VTC
2007
IEEE
16 years 16 days ago
2007
IEEE
— In this paper we analyze the downlink OFDMA system-level performances of a 2x2 dual-stream MIMO multiuser transmission scheme under the assumptions of partial and noisy channel...
178
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OPODIS
2007
15 years 7 months ago
2007
This paper presents Timed Quorum System (TQS), a quorum system for large-scale and dynamic systems. TQS provides guarantees that two quorums, accessed at instances of time that are...
174
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TROB
2002
15 years 5 months ago
2002
Abstract--A new image-based control strategy for visual servoing of a class of under-actuated rigid body systems is presented. The proposed control design applies to "eye-in-h...
141
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CIKM
2005
Springer
15 years 11 months ago
2005
Springer
We examine issues in the design of fully dynamic information retrieval systems with support for instantaneous document insertions and deletions. We present one such system and dis...
152
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GLOBECOM
2008
IEEE
16 years 22 days ago
2008
IEEE
— Atmospheric turbulence induced fading is one of the main impairments affecting free–space optics (FSO). In recent years, Gamma–Gamma fading has become the dominant fading m...