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» Efficient Algorithms for Processing XPath Queries
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SIGMOD
2002
ACM
165views Database» more  SIGMOD 2002»
15 years 12 months ago
APEX: an adaptive path index for XML data
The emergence of the Web has increased interests in XML data. XML query languages such as XQuery and XPath use label paths to traverse the irregularly structured data. Without a s...
Chin-Wan Chung, Jun-Ki Min, Kyuseok Shim
ICDE
2007
IEEE
205views Database» more  ICDE 2007»
16 years 1 months ago
Multi-source Skyline Query Processing in Road Networks
Skyline query processing has been investigated extensively in recent years, mostly for only one query reference point. An example of a single-source skyline query is to find hotel...
Ke Deng, Xiaofang Zhou, Heng Tao Shen
ICDE
2009
IEEE
114views Database» more  ICDE 2009»
16 years 1 months ago
On Efficient Query Processing of Stream Counts on the Cell Processor
In recent years, the sketch-based technique has been presented as an effective method for counting stream items on processors with limited storage and processing capabilities, such...
Dina Thomas, Rajesh Bordawekar, Charu C. Aggarwal,...
PVLDB
2010
225views more  PVLDB 2010»
14 years 6 months ago
Efficient Processing of Top-k Spatial Preference Queries
Top-k spatial preference queries return a ranked set of the k best data objects based on the scores of feature objects in their spatial neighborhood. Despite the wide range of loc...
João B. Rocha-Junior, Akrivi Vlachou, Chris...
BTW
2007
Springer
131views Database» more  BTW 2007»
15 years 3 months ago
TopX - Efficient and Versatile Top-k Query Process-ing for Text, Semistructured, and Structured Data
: This paper presents a comprehensive overview of the TopX search engine, an extensive framework for unified indexing and querying large collections of unstructured, semistructured...
Martin Theobald, Ralf Schenkel, Gerhard Weikum