
188 ◾ Acce lerating Disc over y
4
2
⎛
⎝
⎜
⎞
⎠
⎟
= 6
ways to combine the dierent taxonomies in pairs. We will look at each of
these in turn to see what emerges (Figure18.7).
Here a co-occurrence table is helpful in order to see the space of inter-
sections between entities of two independent taxonomies. For example,
one such table for viscosity and interaction is shown in Figure18.8.
e total counts on the le-hand side and the bottom row indicate the
number of abstracts for each individual query, shown in the row and col-
umn headers. e numbers in each cell represent the number of abstracts
found to contain both queries and the calculated probab ...