pdf          pages outline body pt
1706.03762      15      22    10.0
   A. larger than body font                     pred=  21 precision=0.33 recall=0.36
   B. larger or bold                            pred=  38 precision=0.58 recall=1.00
   C. bold/larger + numbered or capitalised     pred=  37 precision=0.59 recall=1.00
   D. bold/larger + numbered pattern            pred=  23 precision=0.96 recall=1.00
   E. any line with numbered pattern (no font)  pred=  26 precision=0.85 recall=1.00
2005.11401      19      29    10.0
   A. larger than body font                     pred=  28 precision=0.57 recall=0.59
   B. larger or bold                            pred=  48 precision=0.62 recall=1.00
   C. bold/larger + numbered or capitalised     pred=  43 precision=0.70 recall=1.00
   D. bold/larger + numbered pattern            pred=  30 precision=0.97 recall=1.00
   E. any line with numbered pattern (no font)  pred=  35 precision=0.83 recall=1.00
2201.11903      43      35    10.0
   A. larger than body font                     pred=  26 precision=0.62 recall=0.46
   B. larger or bold                            pred= 114 precision=0.32 recall=1.00
   C. bold/larger + numbered or capitalised     pred= 110 precision=0.34 recall=1.00
   D. bold/larger + numbered pattern            pred=  46 precision=0.76 recall=1.00
   E. any line with numbered pattern (no font)  pred= 109 precision=0.32 recall=1.00
2210.03629      33      30    10.0
   A. larger than body font                     pred=  22 precision=0.09 recall=0.07
   B. larger or bold                            pred=  31 precision=0.06 recall=0.07
   C. bold/larger + numbered or capitalised     pred=  28 precision=0.07 recall=0.07
   D. bold/larger + numbered pattern            pred=  15 precision=0.13 recall=0.07
   E. any line with numbered pattern (no font)  pred=  44 precision=0.30 recall=0.43
2312.10997      21      49    10.0
   A. larger than body font                     pred=  10 precision=0.00 recall=0.00
   B. larger or bold                            pred=  24 precision=0.00 recall=0.00
   C. bold/larger + numbered or capitalised     pred=   9 precision=0.00 recall=0.00
   D. bold/larger + numbered pattern            pred=   0 precision=0.00 recall=0.00
   E. any line with numbered pattern (no font)  pred=  40 precision=0.50 recall=0.41

TOTAL (all five PDFs pooled)
method                                          pred   prec  recall     F1
A. larger than body font                         107   0.38    0.26   0.31
B. larger or bold                                255   0.36    0.53   0.43
C. bold/larger + numbered or capitalised         227   0.40    0.53   0.46
D. bold/larger + numbered pattern                114   0.77    0.53   0.63
E. any line with numbered pattern (no font)      254   0.47    0.72   0.57