Domain Context Ellipsis Recovery for Chatbot

An apparatus for performing context completion to messages in a session, comprising:

• a message obtaining module, for obtaining a message;
• a context ellipsis detecting module, for detecting that there exists context ellipsis in the message;
• a domain retaining determining module, for determining whether the message is retained in the current domain of the session;
• a complementary text selecting module, for in response to determining that the message is retained in the current domain, selecting, in the current domain, a complementary text for recovering the context ellipsis;
• and
• a completed message generating module, for generating a completed message based on the message and the complementary text.

An apparatus for performing context completion to messages in a session, comprising:

• at least one processor;
• and
• a memory storing computer-executable instructions that, when executed, cause the at least one processor to:
• obtain a message,
• detect that there exists context ellipsis in the message,
• determine whether the message is retained in the current domain of the session,
• in response to determining that the message is retained in the current domain, select, in the current domain, a complementary text for recovering the context ellipsis, and
• generate a completed message based on the message and the complementary text.