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» A clustering method that uses lossy aggregation of data
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EDBTW
2006
Springer
15 years 4 months ago
NaviMoz: Mining Navigational Patterns in Portal Catalogs
Abstract. Portal Catalogs is a popular means of searching for information on the Web. They provide querying and browsing capabilities on data organized in a hierarchy, on a categor...
Eleni G. Christodoulou, Theodore Dalamagas, Timos ...
116
Voted
ICASSP
2011
IEEE
14 years 4 months ago
Sampling on locally defined principal manifolds
We start with a locally defined principal curve definition for a given probability density function (pdf) and define a pairwise manifold score based on local derivatives of the...
Erhan Bas, Deniz Erdogmus
112
Voted
PC
2008
158views Management» more  PC 2008»
15 years 14 days ago
Application of multistage stochastic programs solved in parallel in portfolio management
We present a multistage model for allocation of financial resources to bond indices in different currencies. The model was tested on historical data of interest and exchange rates...
Mária Lucká, Igor Melichercik, Ladis...
WWW
2003
ACM
16 years 1 months ago
Adaptive ranking of web pages
In this paper, we consider the possibility of altering the PageRank of web pages, from an administrator's point of view, through the modification of the PageRank equation. It...
Ah Chung Tsoi, Gianni Morini, Franco Scarselli, Ma...
128
Voted
SIGIR
2004
ACM
15 years 6 months ago
On scaling latent semantic indexing for large peer-to-peer systems
The exponential growth of data demands scalable infrastructures capable of indexing and searching rich content such as text, music, and images. A promising direction is to combine...
Chunqiang Tang, Sandhya Dwarkadas, Zhichen Xu