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Table 5 Projected costs of annotations

From: Crowdsourcing BIM-guided collection of construction material library from site photologs

  RH DH HP Total
Annotator A $18.72 $10.92 $7.54 $37.18
Annotator B $9.23 $3.38 $11.05 $23.66
Annotator C $38.87 $56.94 $47.06 $142.87
Total $66.82 $71.24 $65.65 $203.71