Web Document Query Optimization Based on Memetic Algorithm.
Ziqiang WangXia SunDexian ZhangPublished in: PACIIA (2) (2008)
Keyphrases
- memetic algorithm
- query optimization
- web documents
- database systems
- tabu search
- cost model
- information extraction
- semi structured
- multidatabase systems
- query processing
- genetic algorithm
- evolutionary computation
- crossover operator
- xml data
- cardinality estimation
- web pages
- query execution
- prefetching
- combinatorial optimization
- cost estimation
- vehicle routing problem
- continuous queries
- keywords
- query execution plans
- metaheuristic
- evolutionary algorithm
- search algorithm
- web data
- database
- web logs
- query optimizer
- selectivity estimation