Sciweavers

DATESO
2010
150views Database» more  DATESO 2010»
13 years 9 months ago
Evolving Quasigroups by Genetic Algorithms
Abstract. Quasigroups are a well-known combinatorial design equivalent to more familiar Latin squares. Because all possible elements of a quasigroup occur with equal probability, i...
Václav Snásel, Jiri Dvorský, ...
DASFAA
2010
IEEE
193views Database» more  DASFAA 2010»
13 years 9 months ago
A Simple, Yet Effective and Efficient, Sliding Window Sampling Algorithm
Sampling streams of continuous data with limited memory, or reservoir sampling, is a utility algorithm. Standard reservoir sampling maintains a random sample of the entire stream a...
Xuesong Lu, Wee Hyong Tok, Chedy Raïssi, St&e...
DASFAA
2010
IEEE
220views Database» more  DASFAA 2010»
13 years 9 months ago
An Effective Object-Level XML Keyword Search
Keyword search is widely recognized as a convenient way to retrieve information from XML data. In order to precisely meet users' search concerns, we study how to effectively r...
Zhifeng Bao, Jiaheng Lu, Tok Wang Ling, Liang Xu, ...
DASFAA
2010
IEEE
169views Database» more  DASFAA 2010»
13 years 9 months ago
Fires on the Web: Towards Efficient Exploring Historical Web Graphs
Abstract. Discovery of evolving regions in large graphs is an important issue because it is the basis of many applications such as spam websites detection in the Web, community lif...
Zhenglu Yang, Jeffrey Xu Yu, Zheng Liu, Masaru Kit...
ADBIS
2010
Springer
145views Database» more  ADBIS 2010»
13 years 9 months ago
Faceoff: Surrogate vs. Natural Keys
Abstract. The natural and surrogate key architectures are two competing approaches to specifying keys in relational databases. We analyze the performance of these approaches with r...
Slavica Aleksic, Milan Celikovic, Sebastian Link, ...
ACIIDS
2010
IEEE
115views Database» more  ACIIDS 2010»
13 years 9 months ago
An Ambient Agent Model Incorporating an Adaptive Model for Environmental Dynamics
The environments in which ambient agents are used often may be described by dynamical models, for example in the form of a set of differential equations. In this paper an ambient a...
Jan Treur, Muhammad Umair
ACIIDS
2010
IEEE
170views Database» more  ACIIDS 2010»
13 years 9 months ago
On the Effectiveness of Gene Selection for Microarray Classification Methods
Microarray data usually contains a high level of noisy gene data, the noisy gene data include incorrect, noise and irrelevant genes. Before Microarray data classification takes pla...
Zhongwei Zhang, Jiuyong Li, Hong Hu, Hong Zhou
XSYM
2010
Springer
148views Database» more  XSYM 2010»
13 years 10 months ago
Promoting the Semantic Capability of XML Keys
Keys for XML data trees can uniquely identify nodes based on the data values on some of their subnodes, either in the entire tree or relatively to some selected subtrees. Such keys...
Flavio Ferrarotti, Sven Hartmann, Sebastian Link, ...
XSYM
2010
Springer
131views Database» more  XSYM 2010»
13 years 10 months ago
A Schema-Based Translation of XQuery Updates
Leonidas Fegaras
XSYM
2010
Springer
172views Database» more  XSYM 2010»
13 years 10 months ago
EBSL: Supporting Deleted Node Label Reuse in XML
Recently, there has been much research into the specification of dynamic labeling schemes supporting XML updates. The primary design goal of any dynamic labeling scheme is to limi...
Martin F. O'Connor, Mark Roantree