Keyphrases
- response time
- clustering algorithm
- k means
- data objects
- automatic detection
- query processing
- query evaluation
- cluster analysis
- false positives
- database
- clustering method
- detection method
- detection algorithm
- self organizing maps
- hierarchical clustering
- unsupervised learning
- data points
- database queries
- false alarms
- query expansion
- data structure
- distance computation
- query execution
- complex queries
- search queries
- keywords
- data sources
- object detection
- user interaction
- detection rate
- query language
- retrieval method
- categorical data
- information retrieval systems