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DMKD
2004
ACM
127views Data Mining» more  DMKD 2004»
16 years 1 days ago
Discovering spatial patterns accurately with effective noise removal
Cluster analysis is a common approach to pattern discovery in spatial databases. While many clustering techniques have been developed, it is still challenging to discover implicit...
Yu Qian, Kang Zhang
PKDD
2005
Springer
122views Data Mining» more  PKDD 2005»
16 years 3 days ago
A Probabilistic Clustering-Projection Model for Discrete Data
For discrete co-occurrence data like documents and words, calculating optimal projections and clustering are two different but related tasks. The goal of projection is to find a ...
Shipeng Yu, Kai Yu, Volker Tresp, Hans-Peter Krieg...
APPINF
2003
15 years 8 months ago
Hardware Impact on Communication Performance of Beowulf LINUX Cluster
There exist a lot of models of parallel computation, amongst which LogP and LogGP are famous and suitable to describe the framework of communication process of Beowulf LINUX Clust...
Yuan Tang, Yun-Quan Zhang, Jia-Chang Sun, Yu-Cheng...
IJCAI
2007
15 years 8 months ago
Semantic Smoothing of Document Models for Agglomerative Clustering
In this paper, we argue that the agglomerative clustering with vector cosine similarity measure performs poorly due to two reasons. First, the nearest neighbors of a document belo...
Xiaohua Zhou, Xiaodan Zhang, Xiaohua Hu
DKE
2006
125views more  DKE 2006»
15 years 6 months ago
Online clustering of parallel data streams
In recent years, the management and processing of so-called data streams has become a topic of active research in several fields of computer science such as, e.g., distributed sys...
Jürgen Beringer, Eyke Hüllermeier