公开(公告)号：US09959307B2

公开(公告)日：2018-05-01

申请号：US14431490

申请日：2013-09-24

Applicant: Empire Technology Development LLC

Inventor： Dehai Zhang ,  Jun Fang ,  Degang Zhang

IPC: G06F17/30

CPC classification number: G06F17/30345 ,  G06F17/30705 ,  G06F17/30876

Abstract: In a large presentation or lecture, multiple questions submitted by the audience may be classified into one or more common questions based on the semantic relatedness of the submitted questions. Further, the common questions may be sorted and presented to a host or lecturer so that the host or lecturer may efficiently answer the common questions.