update: reviews' length info

update: confusion_matrix

fix: content type to str

fix: ndarray value

fix: rate append to list

fix: imsave to savefig

fix: labels param

update: confusion_matrix

update: co_occurrence_matrix

update: memory save at test time

fix: type & var

update: calculating tot params of the model

update: refer params

update: execute export_config()

update: params