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GIS
2006
ACM
16 years 7 months ago
Index for fast retrieval of uncertain spatial point data
Location information gathered from a variety of sources in the form of sensor data, video streams, human observations, and so on, is often imprecise and uncertain and needs to be ...
Dmitri V. Kalashnikov, Yiming Ma, Sharad Mehrotra,...
BTW
2007
Springer
292views Database» more  BTW 2007»
15 years 10 months ago
Effective and Efficient Indexing for Large Video Databases
Abstract: Content based multimedia retrieval is an important topic in database systems. An emerging and challenging topic in this area is the content based search in video data. A ...
Christian Böhm, Peter Kunath, Alexey Pryakhin...
CIKM
2008
Springer
15 years 8 months ago
A metric cache for similarity search
Similarity search in metric spaces is a general paradigm that can be used in several application fields. It can also be effectively exploited in content-based image retrieval syst...
Fabrizio Falchi, Claudio Lucchese, Salvatore Orlan...
SIGIR
2010
ACM
15 years 6 months ago
Can search systems detect users' task difficulty?: some behavioral signals
In this paper, we report findings on how user behaviors vary in tasks with different difficulty levels as well as of different types. Two behavioral signals: document dwell time a...
Jingjing Liu, Chang Liu, Jacek Gwizdka, Nicholas J...
WIDM
2009
ACM
16 years 24 days ago
Distinct nearest neighbors queries for similarity search in very large multimedia databases
As the volume of multimedia data available on internet is tremendously increasing, the content-based similarity search becomes a popular approach to multimedia retrieval. The most...
Tomás Skopal, Vlastislav Dohnal, Michal Bat...