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Table 3 Dataset characteristics for city extractions

From: Network-theoretic information extraction quality assessment in the human trafficking domain

Metric Set1 Set2 Set3 Set4 Set5 Set6 Set7 Set8
No. of unique extractions 328 1,685 1,489 253 253 1,760 1,563 1,865
No. of extractions per advertisement 1.0 3.4720 17.1507 0.7862 0.7818 3.6858 17.3689 3.4722
No. of ads with no extractions 0 64 65 2,465 2,516 0 0 178
No. of ads with at least 1 extraction 11,530 11,466 11,465 9,065 9,014 11,530 11,530 11,352
Precision 1.0 0.2264 0.0456 1.0 1.0 0.2713 0.0576 0.2264
Recall 1.0 0.7862 0.7818 0.7862 0.7818 1.0 1.0 0.7862
F-score 1.0 0.3516 0.0861 0.8803 0.8775 0.4268 0.1089 0.3516