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The RATF formula (Kwok's formula): exploiting average term frequency in cross-language retrieval.
Ari Pirkola
Erkka Leppänen
Kalervo Järvelin
Published in:
Inf. Res. (2002)
Keyphrases
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term frequency
cross language retrieval
retrieval model
tf idf
average precision
data mining
machine learning
web search
image classification
text classification
text categorization
bag of words