Abstract: A method, computer system, and computer program product are provided for automatically extracting semantically-similar question topics. A set of documents, wherein each document includes a plurality of words. One or more clusters of documents are identified in the set of documents based on a presence of common words in the documents of the one or more clusters. The one or more clusters are adjusted based on semantic similarity by adding or removing one or more documents from the one or more clusters. A topic is extracted from each adjusted cluster of documents.

Abstract: In an online meeting, activities of participants of the online meeting are monitored. An overall level of participant engagement of the participants is determined during the online meeting. In response to a determination that the overall level of participant engagement is at or beyond a threshold, an interaction element can be introduced for all participants in the online meeting. In an example embodiment, the interaction element can comprise a poll provided to all participants attending the online meeting.