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Importance sampling for unbiased on demand evaluation of knowledge base population

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Figure

Figure 1: An example describing entities and re-lations in knowledge base population.
Figure 2:In pooled evaluation, an evaluationmissing and can not be fairly evaluated. Here, theprecision and recall for C should bescores is calleddataset is constructed by labeling relation in-stances collected from the pooled systems (A andB) and from a t
Figure 2, systems A and B were used in construct-
Figure 4: (a, b): Interfaces for annotating relations and entities respectively. (c, d): A comparison ofbias for the pooling, simple and joint estimators on the TAC KBP 2015 challenge

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