Dynamic metadata query algorithm of high-speed railway basic data based on heterogeneous integration.
Hanning WangWeixiang XuChaolong JiaPublished in: EMEIT (2011)
Keyphrases
- data sources
- database
- heterogeneous databases
- heterogeneous data
- learning algorithm
- metadata
- mathematical model
- objective function
- data structure
- optimization algorithm
- data objects
- heterogeneous data sources
- data integration
- simulated annealing
- optimal solution
- databases
- particle swarm optimization
- three dimensional
- social networks
- search engine
- query plan
- genetic algorithm