Our best multi-task learning system achieves an averaged F 1 improvement of 5.86% over the best single task learning system on the top level of PDTB relations.
for the relations Comp., Cont., Exp., Temp., our best multi-task learning system achieves 4.26%, 7.06%, 8.8%, and 3.34% F 1 improvements over a state of the art baseline system.