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Table 1 Notation in LDA

From: Supporting systematic reviews using LDA-based document representations

K Number of topics
\(\vec {\alpha }\) Hyperparameter on document-topic distribution
\(\vec {\beta }\) Hyperparameter on topics-word distribution
\(\vec {\theta }_{m}\) A set of parameter vectors for generating a specific topic z in
  document m
ϕ A set of parameter vectors for generating word w, according to z
w n,m nth word in document m
z n,m Topic indicator for nth word in document m