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object's%3a%22Context-based term frequency assessment%22 1
object's%3a%22Context-based term frequnecy assessment%22 1
objects%3a%22Context-based term frequency assessment%22 1
object's%3a%22Context-based term freuqency assessment%22 1
objects%3a%22Context-based term frequnecy assessment%22 1

Sparck Jones, K.: Index term weighting (1973) 0.05

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