Sciweavers

2058 search results - page 145 / 412
» Trajectory pattern mining
Sort
View
ICDM
2009
IEEE
155views Data Mining» more  ICDM 2009»
15 years 11 months ago
A Contrast Pattern Based Clustering Quality Index for Categorical Data
Since clustering is unsupervised and highly explorative, clustering validation (i.e. assessing the quality of clustering solutions) has been an important and long standing researc...
Qingbao Liu, Guozhu Dong
150
Voted
DMKD
2004
ACM
127views Data Mining» more  DMKD 2004»
15 years 10 months 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
KDD
2006
ACM
175views Data Mining» more  KDD 2006»
16 years 5 months ago
A mixture model for contextual text mining
Contextual text mining is concerned with extracting topical themes from a text collection with context information (e.g., time and location) and comparing/analyzing the variations...
Qiaozhu Mei, ChengXiang Zhai
DMKD
2004
ACM
167views Data Mining» more  DMKD 2004»
15 years 10 months ago
FP-tax: tree structure based generalized association rule mining
Data mining has been widely recognized as a powerful tool to explore added value from large-scale databases. One of data mining techniques, generalized association rule mining wit...
Iko Pramudiono, Masaru Kitsuregawa
JIIS
2002
130views more  JIIS 2002»
15 years 4 months ago
Image Mining: Trends and Developments
Advances in image acquisition and storage technology have led to tremendous growth in very large and detailed image databases. These images, if analyzed, can reveal useful informa...
Wynne Hsu, Mong-Li Lee, Ji Zhang