597 search results - page 25 / 120 » Open problems in data collection networks |
GLOBECOM
2006
IEEE
14 years 1 months ago
2006
IEEE
— In Mobile Ad Hoc Networks (MANETs), the hidden and the exposed terminal problems affect the throughput of the Medium Access Control (MAC) protocols. Several MAC schemes have be...
DAGSTUHL
2006
13 years 9 months ago
2006
We introduce different mobile network applications and show to which degree the concept of database transactions is required within the applications. We show properties of transact...
CSE
2009
IEEE
14 years 2 months ago
2009
IEEE
—Location-based Social Networks (LSNs) allow users to see where their friends are, to search location-tagged content within their social graph, and to meet others nearby. The rec...
DEBU
2007
13 years 7 months ago
2007
Work on early tiny database systems, like TinyDB [17] and Cougar [23] has shown that a declarative approach can provide a powerful and easy to use interface for collecting data fr...
SIGMOD
2002
ACM
14 years 7 months ago
2002
ACM
Applications like multimedia retrieval require efficient support for similarity search on large data collections. Yet, nearest neighbor search is a difficult problem in high dimen...