Issues in learning an ontology from text

BMC Bioinformatics

Table 4 The number of terms and animal behaviour terms retrieved from each section of the corpus.

Section	Total words	Total terms	Animal Behaviour Terms	Proportion of Behaviour Terms
Title and Abstract	131132	13463	2031	0.15
Introduction	525841	36932	4915	0.13
Materials and Methods	646675	13611	1535	0.11
Results	323196	19504	2197	0.11
Discussion	260168	20170	2683	0.13
Bibliography (titles only)	318678	39115	6336	0.16
Total (non unique)	2205690	142795	19697
Total unique terms		98435
Total unique animal behaviour terms		13755
Proportion of animal behaviour terms		0.14

ISSN: 1471-2105