198 search results - page 28 / 40 » Efficient Bit Allocation for Dependent Video Coding |
173
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SIGMOD
2007
ACM
15 years 12 months ago
2007
ACM
Two trends are converging to make the CPU cost of a table scan a more important component of database performance. First, table scans are becoming a larger fraction of the query p...
COMCOM
2004
14 years 11 months ago
2004
Orthogonal variable spreading factor (OVSF) codes have been proposed as the channelization codes used in the wideband CDMA access technology of IMT-2000. OVSF codes have the advant...
102
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CORR
2008
Springer
14 years 11 months ago
2008
Springer
We consider a two-hop wireless network where a transmitter communicates with a receiver via M relays with an amplify-and-forward (AF) protocol. Recent works have shown that sophis...
ICS
2010
Tsinghua U.
15 years 9 months ago
2010
Tsinghua U.
We introduce the notion of "non-malleable codes" which relaxes the notion of error-correction and errordetection. Informally, a code is non-malleable if the message cont...
141
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CPM
1998
Springer
15 years 4 months ago
1998
Springer
The approximate string matching problem is to find all locations at which a query of length m matches a substring of a text of length n with k-or-fewer differences. Simple and prac...