A linear classifier based on entity recognition tools and a statistical approach to method extraction in the protein-protein interaction literature

Table 2 Top 10 bigram features ranked with the S score.

w_i, w_j	p _P	p _N	S
interact--with	0.3001	0.0397	0.2604
interact--between	0.1062	0.026	0.0802
complex--with	0.089	0.013	0.076
crystal--structur	0.0804	0.0218	0.0586
yeast--two-hybrid	0.0542	0.0	0.0542
protein--interact	0.052	0.0045	0.0475
here--report	0.0856	0.0384	0.0472
protein--kinas	0.0679	0.0224	0.0455
transcript--factor	0.0851	0.0415	0.0436
ubiquitin--ligas	0.0396	0.0031	0.0364

ISSN: 1471-2105