https://github.com/CounselingAgent/VICA
https://github.com/cbga-uf/VICA-face (Face-Expression version)
A string is generated by rundom such as "wSH4kaouDFeN7NpCijjQwQ==3". Such a string indicates a dialogue session ID. Suffix number of dialogue session ID means the number of utterances in this session. For example, "wSH4kaouDFeN7NpCijjQwQ==3" means 3rd utterance in the session "wSH4kaouDFeN7NpCijjQwQ==".