Keyphrases
- multi objective
- evolutionary algorithm
- pareto optimal
- query processing
- multiple objectives
- query evaluation
- efficient processing
- optimization algorithm
- neural network
- multi objective evolutionary
- complex queries
- response time
- database
- particle swarm optimization
- query language
- web search engines
- dynamic programming
- multi objective optimization
- objective function
- genetic algorithm
- bi objective
- retrieval systems
- trade off
- information retrieval
- answering queries
- pareto optimal set