Table 2. PPV with p300/DHS data for K562 cell line.

Program	E = number of predicted enhancer bases	E overlapped with p300 peaks	PPV based on the overlap with p300 peaks (%)	E overlapped with DHS peaks	PPV based on the overlap with DHS peaks (%)
DEEP-ENCODE	28 238 758	22 884 991	81.04	14 743 218	52.20
CSI-ANN	34 635 309	29 524 533	85.24	17 977 798	51.90
RFECS	130 723 329	92 392 750	70.67	19 082 602	14.59
ChromHMM	111 659 937	77 861 594	69.73	20 037 473	17.94
Segway	283 814 425	181 013 092	63.77	29 728 154	10.47