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NTT DATA at TREC-7: System Approach for Ad-Hoc and Filtering.
Hiroyuke Nakajima
Toru Takaki
Tsutomu Hirao
Akira Kitauchi
Published in:
TREC (1998)
Keyphrases
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data sets
database
data collection
original data
information retrieval
data processing
prior knowledge
data points
text mining
knowledge discovery
data sources
high quality
probabilistic model
data structure
small number
training data
metadata
statistical analysis
synthetic data
data distribution
databases
data objects