4557 search results - page 719 / 912 » A performance evaluation of local descriptors |
186
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ACMICEC
2004
ACM
15 years 12 months ago
2004
ACM
This paper presents a loosely coupled service-composition paradigm. This paradigm employs a distributed data flow that differs markedly from centralized information flow adopted b...
152
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ACMMSP
2004
ACM
15 years 12 months ago
2004
ACM
Instruction combining is an optimization to replace a sequence of instructions with a more efficient instruction yielding the same result in a fewer machine cycles. When we use it...
179
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MSWIM
2004
ACM
15 years 12 months ago
2004
ACM
Today, three different physical (PHY) layers for the IEEE 802.11 WLAN are available (802.11a/b/g); they all provide multi-rate capabilities. To achieve a high performance under v...
210
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MSWIM
2004
ACM
15 years 12 months ago
2004
ACM
In this paper the behavior of the upcoming MAC protocol for wireless LANs IEEE 802.11e is investigated. Based on the results, we propose an enhancement for Hybrid Coordination Fun...
148
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SIGIR
2004
ACM
15 years 12 months ago
2004
ACM
Empirical studies of information retrieval methods show that good retrieval performance is closely related to the use of various retrieval heuristics, such as TF-IDF weighting. On...