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» Personalization of Queries in Database Systems
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MM
2010
ACM
243views Multimedia» more  MM 2010»
15 years 6 months ago
Mobile product recognition
We present a mobile product recognition system for the camera-phone. By snapping a picture of a product with a camera-phone, the user can retrieve online information of the produc...
Sam S. Tsai, David M. Chen, Vijay Chandrasekhar, G...
SIGMOD
2009
ACM
125views Database» more  SIGMOD 2009»
16 years 6 months ago
Top-k queries on uncertain data: on score distribution and typical answers
Uncertain data arises in a number of domains, including data integration and sensor networks. Top-k queries that rank results according to some user-defined score are an important...
Tingjian Ge, Stanley B. Zdonik, Samuel Madden
ICDE
2005
IEEE
134views Database» more  ICDE 2005»
16 years 8 days ago
Index Structures for Matching XML Twigs Using Relational Query Processors
Various index structures have been proposed to speed up the evaluation of XML path expressions. However, existing XML path indices suffer from at least one of three limitations: ...
Zhiyuan Chen, Johannes Gehrke, Flip Korn, Nick Kou...
VLDB
2007
ACM
119views Database» more  VLDB 2007»
16 years 23 days ago
Integrity Auditing of Outsourced Data
An increasing number of enterprises outsource their IT services to third parties who can offer these services for a much lower cost due to economy of scale. Quality of service is ...
Min Xie, Haixun Wang, Jian Yin, Xiaofeng Meng
ADBIS
2003
Springer
204views Database» more  ADBIS 2003»
15 years 10 months ago
Hierarchical Bitmap Index: An Efficient and Scalable Indexing Technique for Set-Valued Attributes
Abstract. Set-valued attributes are convenient to model complex objects occurring in the real world. Currently available database systems support the storage of set-valued attribut...
Mikolaj Morzy, Tadeusz Morzy, Alexandros Nanopoulo...