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» On the Complexity of Ordinal Clustering
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CORR
2004
Springer
180views Education» more  CORR 2004»
13 years 10 months ago
Self-Organized Stigmergic Document Maps: Environment as a Mechanism for Context Learning
Social insect societies and more specifically ant colonies, are distributed systems that, in spite of the simplicity of their individuals, present a highly structured social organi...
Vitorino Ramos, Juan J. Merelo Guervós
CGF
2011
13 years 1 months ago
Visualizing High-Dimensional Structures by Dimension Ordering and Filtering using Subspace Analysis
High-dimensional data visualization is receiving increasing interest because of the growing abundance of highdimensional datasets. To understand such datasets, visualization of th...
Bilkis J. Ferdosi, Jos B. T. M. Roerdink
INFOVIS
2002
IEEE
14 years 3 months ago
A Hybrid Layout Algorithm for Sub-Quadratic Multidimensional Scaling
Many clustering and layout techniques have been used for structuring and visualising complex data. This paper is inspired by a number of such contemporary techniques and presents ...
Alistair Morrison, Greg Ross, Matthew Chalmers
ICIP
2006
IEEE
14 years 11 months ago
Self-Modulated Halftones
We propose an analytic method to overcome the trade-off between the spatial and tonal resolution of traditional clustered dot halftones. Continuous phase modulated halftones that ...
Basak Oztan, Gaurav Sharma
ICDE
2006
IEEE
146views Database» more  ICDE 2006»
14 years 11 months ago
Using XML to Build Efficient Transaction-Time Temporal Database Systems on Relational Databases
In this paper, we present the ArchIS system that achieves full-functionality transaction-time databases without requiring temporal extensions in XML or database standards. ArchIS&...
Fusheng Wang, Xin Zhou, Carlo Zaniolo