US Patent 11783812 Dialogue act classification in group chats with DAG-LSTMs

Systems and methods for classifying a dialogue act in a chat log are provided. Each word of the dialogue act is mapped to a word vector representation. An utterance vector representation of the dialogue act is computed based on the word vector representations. An additional utterance vector representation of the dialogue act is computed based on the utterance vector representation. The additional utterance vector representation is mapped to a classification of the dialogue act.