4557 search results - page 525 / 912 » A performance evaluation of local descriptors |
263
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SIGMOD
2008
ACM
16 years 7 months ago
2008
ACM
The storage manager of a general-purpose database system can retain consistent disk page level snapshots and run application programs "back-in-time" against long-lived p...
254
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SIGMOD
2008
ACM
16 years 7 months ago
2008
ACM
Tools for generating test queries for databases do not explicitly take into account the actual data in the database. As a consequence, such tools cannot guarantee suitable coverag...
258
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SIGMOD
2007
ACM
16 years 7 months ago
2007
ACM
A cracked database is a datastore continuously reorganized based on operations being executed. For each query, the data of interest is physically reclustered to speed-up future ac...
201
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MOBIHOC
2008
ACM
16 years 6 months ago
2008
ACM
Wireless LAN (WLAN) radios conserve energy by staying in sleep mode. With real-time applications like VoIP, it is not clear how much energy can be saved by this approach since pac...
168
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MOBIHOC
2006
ACM
16 years 6 months ago
2006
ACM
Tag identification is an important tool in RFID systems with applications for monitoring and tracking. A RFID reader recognizes tags through communication over a shared wireless c...