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Table 11

Formulas for sibling anaphor clustering. a₁, a₂ are bridging anaphors, A is the set of bridging anaphors in the document, and w the weight learned from the data for the specific formula.

Formulas for sibling anaphors clustering

f1 + (w) ∀a₁, a₂ ∈ AParallelAnas(a₁, a₂) → hasSameAntecedent(a₁, a₂)

f2 + (w) ∀a₁, a₂ ∈ AsameHead(a₁, a₂) → hasSameAntecedent(a₁, a₂)

f3 + (w) ∀a₁, a₂ ∈ ArelatedTo(a₁, a₂) → hasSameAntecedent(a₁, a₂)

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