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» An Approach to Querying Multiple Object Databases
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SSDBM
2008
IEEE
177views Database» more  SSDBM 2008»
14 years 3 months ago
Prioritized Evaluation of Continuous Moving Queries over Streaming Locations
Abstract. Existing approaches to the management of streaming positional updates generally assume that all active user requests have equal importance, ignoring the possibility of an...
Kostas Patroumpas, Timos K. Sellis
PVLDB
2010
93views more  PVLDB 2010»
13 years 7 months ago
Distributed Threshold Querying of General Functions by a Difference of Monotonic Representation
The goal of a threshold query is to detect all objects whose score exceeds a given threshold. This type of query is used in many settings, such as data mining, event triggering, a...
Guy Sagy, Daniel Keren, Izchak Sharfman, Assaf Sch...
ICPR
2008
IEEE
14 years 10 months ago
A contrario matching of SIFT-like descriptors
In this paper, the matching of SIFT-like features [5] between images is studied. The goal is to decide which matches between descriptors of two datasets should be selected. This m...
Julie Delon, Julien Rabin, Yann Gousseau
SIGMOD
2006
ACM
138views Database» more  SIGMOD 2006»
14 years 9 months ago
B-tree indexes for high update rates
ct In some applications, data capture dominates query processing. For example, monitoring moving objects often requires more insertions and updates than queries. Data gathering usi...
Goetz Graefe
SAC
2005
ACM
14 years 2 months ago
A pivot-based index structure for combination of feature vectors
We present a novel indexing schema that provides eļ¬ƒcient nearest-neighbor queries in multimedia databases consisting of objects described by multiple feature vectors. The beneļ¬...
Benjamin Bustos, Daniel A. Keim, Tobias Schreck