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Table 4 Symbols and explanations

From: An event based topic learning pipeline for neuroimaging literature mining

Symbols

Explanations

B

The set of event co-occurrence pairs in all literatures

b

An event pair in the set B

e

Event

\(\alpha\)

Prior parameters of B topic distribution (hyper-parameters)

\(\beta\)

Prior parameters of event topic distribution (hyper-parameters)

\(\theta\)

The topic distribution of B (implicit variable)

\(\varphi\)

Event topic distribution (implicit variable)

z

Assignment of the current topic

M

Total number of literatures