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

Claim 12:
13. A computer program product comprising a non-transitory computer readable storage medium having a computer readable program stored therein, wherein the computer readable program, when executed on a computing device, causes the computing device to implement a question answering system for presentation delivery, wherein the computer readable program causes the computing device to:
deliver a presentation content by a presenter to a plurality of users;
receive, by the question answering system, a plurality of questions concerning the presentation content from the plurality of users;
for each received question, generate, by the question answering system, one or more candidate answers based on the presentation content and a corpus of information;
store, 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;
cluster, 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;
determine, by the question answering system, a topic for each of the one or more question clusters to form one or more question topics;
identify, 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;
generate, by the question answering system, 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
provide, by the question answering system, the feedback to the presenter.