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EDBT
2009
ACM
110views Database» more  EDBT 2009»
15 years 2 months ago
A sampling approach for XML query selectivity estimation
As the Extensible Markup Language (XML) rapidly establishes itself as the de facto standard for presenting, storing, and exchanging data on the Internet, large volume of XML data ...
Cheng Luo, Zhewei Jiang, Wen-Chi Hou, Feng Yu, Qia...
WAIM
2004
Springer
15 years 3 months ago
Estimating the Selectivity of XML Path Expression with Predicates by Histograms
Selectivity estimation of path expressions in querying XML data plays an important role in query optimization. A path expression may contain multiple branches with predicates, each...
Yu Wang, Haixun Wang, Xiaofeng Meng, Shan Wang
MSR
2006
ACM
15 years 4 months ago
MAPO: mining API usages from open source repositories
To improve software productivity, when constructing new software systems, developers often reuse existing class libraries or frameworks by invoking their APIs. Those APIs, however...
Tao Xie, Jian Pei
IJDE
2007
123views more  IJDE 2007»
14 years 10 months ago
Identifying Authorship by Byte-Level N-Grams: The Source Code Author Profile (SCAP) Method
Source code author identification deals with identifying the most likely author of a computer program, given a set of predefined author candidates. There are several scenarios whe...
Georgia Frantzeskou, Efstathios Stamatatos, Stefan...
TSP
2008
157views more  TSP 2008»
14 years 10 months ago
A Two-Stage Approach to Estimate the Angles of Arrival and the Angular Spreads of Locally Scattered Sources
We propose a new two-stage approach to estimate the nominal angles of arrival (AoAs) and the angular spreads (ASs) of multiple locally scattered sources using a uniform linear arra...
Mehrez Souden, Sofiène Affes, Jacob Benesty