Table 3.

Square of the cosine similarity mean for the top 20 between terms of the same topic (diagonal) and between different topics

Topics	F1	F2	F3	F4	F5	F6
F1	0.701	0.511	0.503	0.433	0.407	0.593
F2	0.511	0.579	0.389	0.372	0.347	0.493
F3	0.503	0.389	0.540	0.368	0.388	0.510
F4	0.433	0.372	0.368	0.507	0.393	0.462
F5	0.407	0.347	0.388	0.393	0.524	0.457
F6	0.593	0.493	0.510	0.462	0.457	0.653
Ratio rv	1.18	1.13	1.06	1.10	1.15	1.10