8701 search results - page 1471 / 1741 » Protecting information on the Web |
178
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MOBICOM
2010
ACM
15 years 7 months ago
2010
ACM
In this work, we study physical-layer identification of passive UHF RFID tags. We collect signals from a population of 70 tags using a purpose-built reader and we analyze time dom...
218
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CCS
2010
ACM
15 years 7 months ago
2010
ACM
We systematically study the design of image recognition CAPTCHAs (IRCs) in this paper. We first review and examine all IRCs schemes known to us and evaluate each scheme against th...
205
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ADHOC
2007
15 years 6 months ago
2007
Abstract. Many ad hoc routing algorithms rely on broadcast flooding for location discovery or, more generally, for secure routing applications. Flooding is a robust algorithm but ...
165
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BMCBI
2007
15 years 6 months ago
2007
Background: In an epitope-based vaccine setting, the use of conserved epitopes would be expected to provide broader protection across multiple strains, or even species, than epito...
236
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BMCBI
2008
15 years 6 months ago
2008
Background: Biomedical and chemical databases are large and rapidly growing in size. Graphs naturally model such kinds of data. To fully exploit the wealth of information in these...