As per their model the best F-score achieved using manual cross-linking for ALL words was 73.34% for both Tourism and Health domain at a cost of 36K and 18K respectively.
using our model we obtain higher accuracies of 76.96% in the Tourism domain (using 1/3rd manual cross-links and 2K injection) at a lower total cost (32K rupees) and 75.57% in the Health domain (using only 1/3rd cross-linking and 1K injection) at a lower cost (16K rupees).