Sciweavers

4581 search results - page 331 / 917
» Computing Transformation Semigroups
Sort
View
ICCS
2005
Springer
16 years 7 days ago
Hierarchical Knowledge Integration Using Layered Conceptual Graphs
Abstract We describe the ‘Hierarchical as View’ approach to knowledge integration from heterogeneous sources. This is based on a novel representation called Layered Conceptual ...
Madalina Croitoru, Ernesto Compatangelo, Chris Mel...
ICIC
2005
Springer
16 years 7 days ago
Neighborhood Preserving Projections (NPP): A Novel Linear Dimension Reduction Method
Dimension reduction is a crucial step for pattern recognition and information retrieval tasks to overcome the curse of dimensionality. In this paper a novel unsupervised linear dim...
Yanwei Pang, Lei Zhang, Zhengkai Liu, Nenghai Yu, ...
ICTCS
2005
Springer
16 years 7 days ago
Error Mining for Regular Expression Patterns
In the design of type systems for XML programming languages based on regular expression types and patterns the focus has been over result analysis, with the main aim of statically ...
Giuseppe Castagna, Dario Colazzo, Alain Frisch
MFCS
2005
Springer
16 years 7 days ago
Approximating Reversal Distance for Strings with Bounded Number of Duplicates
For a string A = a1 . . . an, a reversal ρ(i, j), 1 ≤ i < j ≤ n, transforms the string A into a string A = a1 . . . ai−1ajaj−1 . . . aiaj+1 . . . an, that is, the reve...
Petr Kolman
PAKDD
2005
ACM
133views Data Mining» more  PAKDD 2005»
16 years 6 days ago
Feature Selection for High Dimensional Face Image Using Self-organizing Maps
: While feature selection is very difficult for high dimensional, unstructured data such as face image, it may be much easier to do if the data can be faithfully transformed into l...
Xiaoyang Tan, Songcan Chen, Zhi-Hua Zhou, Fuyan Zh...