Patent ID: 11947582
Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. A method, in a data processing system having a processor and a memory, wherein the memory comprises instructions which are executed by the processor to cause the processor to implement a question answering system for presentation delivery, the method comprising:
delivering a presentation content by a presenter to a plurality of users;
receiving, by the question answering system, a plurality of questions concerning the presentation content from the plurality of users;
for each received question, generating, by the question answering system, one or more candidate answers based on the presentation content and a corpus of information;
storing, by the question answering system, question information for the plurality of questions in a question history database, wherein the question information comprises question text, the one or more candidate answers, and supplemental information providing evidentiary support for the one or more candidate answers;
clustering, by a clustering component executing within the question answering system, the plurality of questions in the question history database into one or more question clusters based on similarity of question features and answer features;
determining, by the question answering system, a topic for each of the one or more question clusters to form one or more question topics;
identifying, by a feedback generating component executing within the question answering system, supplemental information for a given question topic that is in the corpus of information but not contained in the presentation content;
generating, by the feedback generating component, feedback based on the one or more question topics, wherein the feedback comprises the supplemental information that is in the corpus of information but not contained in the presentation content; and
providing, by the question answering system, the feedback to the presenter.