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p i
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score(p i ) = α · wordScore(p i ) + β · neScore(p i ) + γ · densityScore(p i )
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signif icance(w k ) number of question plain words
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p i
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reference size = 2 ∗ activSpread + number of question words (p i )
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α
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β
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number of question words (p i ) 4 (number of question words (p i ) + 1) 4
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p i
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p i
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p i
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ref erence size
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ref erence size
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