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SSD
2007
Springer
146views Database» more  SSD 2007»
15 years 7 months ago
Blind Evaluation of Nearest Neighbor Queries Using Space Transformation to Preserve Location Privacy
In this paper we propose a fundamental approach to perform the class of Nearest Neighbor (NN) queries, the core class of queries used in many of the location-based services, withou...
Ali Khoshgozaran, Cyrus Shahabi
SIGMOD
1996
ACM
116views Database» more  SIGMOD 1996»
15 years 5 months ago
Optimizing Queries over Multimedia Repositories
Repositories of multimedia objects having multiple types of attributes e.g., image, text are becoming increasingly common. A selection on these attributes will typically produce n...
Surajit Chaudhuri, Luis Gravano
PAKDD
2009
ACM
103views Data Mining» more  PAKDD 2009»
15 years 8 months ago
Hot Item Detection in Uncertain Data
Abstract. An object o of a database D is called a hot item, if there is a sufficiently large population of other objects in D that are similar to o. In other words, hot items are ...
Thomas Bernecker, Hans-Peter Kriegel, Matthias Ren...
MMM
2006
Springer
116views Multimedia» more  MMM 2006»
15 years 7 months ago
Effective similarity search in multimedia databases using multiple representations
Similarity search in large multimedia databases is an important issue in nowadays multimedia environment. Multimedia objects such as music videos usually consist of multiple repre...
Hans-Peter Kriegel, Peer Kröger, Peter Kunath...
ICDE
2009
IEEE
139views Database» more  ICDE 2009»
16 years 3 months ago
Ranking of Object Summaries
A previously proposed Keyword Search paradigm produces, as a query result, a ranked list of Object Summaries (OSs); each OS summarizes all data held in a relational database about ...
Georgios John Fakas, Zhi Cai