24451 search results - page 4666 / 4891 » Research methods in information |
162
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CISS
2007
IEEE
16 years 28 days ago
2007
IEEE
— We present ELVIS, a new approach for localizing a first responder (e.g., firefighter) inside a building. We assume that the first responder emits RF energy, which undergoes...
154
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CISS
2007
IEEE
16 years 28 days ago
2007
IEEE
— In recent years, coherent space-frequency (SF) coded multiple-input multiple-output orthogonal frequency division multiplexing (MIMO-OFDM) systems have attracted great attentio...
173
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ICRA
2007
IEEE
16 years 27 days ago
2007
IEEE
— The exploration problem is a central issue in mobile robotics. A complete coverage is not practical if the environment is large with a few small hotspots, and the sampling cost...
211
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INFOCOM
2007
IEEE
16 years 27 days ago
2007
IEEE
—Due to the open nature of a sensor network, it is relatively easy for an adversary to eavesdrop and trace packet movement in the network in order to capture the receiver physica...
194
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AIRWEB
2007
Springer
16 years 23 days ago
2007
Springer
Link spam deliberately manipulates hyperlinks between web pages in order to unduly boost the search engine ranking of one or more target pages. Link based ranking algorithms such ...