A dictionary table and an installed dictionary file (other than the default) are used. In this case, the sentiment words from the dictionary table have a higher priority than those in the dictionary file.
ModelTable ('sentiment_lexicon.txt', 'dict_table')
InstalledFile ('true', 'false')
ModelTag ('DICT', 'DICT')
RequestArgName1 ('Model')
RequestArgVal1 ('dictionary:sentiment_lexicon.txt')