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A Cost-Driven Top-K Queries Optimization Approach on Federated RDF Systems.
Ningchao Ge
Zheng Qin
Peng Peng
Mingdao Li
Lei Zou
Keqin Li
Published in:
IEEE Trans. Big Data (2023)
Keyphrases
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query processing
query language
query plan
data sources
response time
query optimization
user defined
query evaluation
retrieval systems
semantic web
databases
result set
data model
range queries
database queries
efficient processing
rdf data
sparql queries
semantic query