1. A method for social analysis in multi-participant meetings, comprising: receiving a data stream of a multi-participant meeting having participants, wherein multiple topics are discussed; analyzing the data stream to detect one of the topics and to define topical sub-activities of the one topic, the topical sub-activities being performed by at least a portion of the participants; identifying respective contributions to the one topic by two of the participants in the topical sub-activities associated therewith; making an evaluation of the respective contributions to selected ones of the topical sub-activities; and calculating a connection weight between the two participants based on the evaluation of the respective contributions, wherein said receiving, analyzing, identifying, making and calculating steps are implemented in either computer hardware, or computer software embodied in a non-transitory, tangible, computer-readable storage medium.
1. A method for social analysis in multi-participant meetings, comprising: receiving a data stream of a multi-participant meeting having participants, wherein multiple topics are discussed; analyzing the data stream to detect one of the topics and to define topical sub-activities of the one topic, the topical sub-activities being performed by at least a portion of the participants; identifying respective contributions to the one topic by two of the participants in the topical sub-activities associated therewith; making an evaluation of the respective contributions to selected ones of the topical sub-activities; and calculating a connection weight between the two participants based on the evaluation of the respective contributions, wherein said receiving, analyzing, identifying, making and calculating steps are implemented in either computer hardware, or computer software embodied in a non-transitory, tangible, computer-readable storage medium. 7. The method as claimed in claim 1 , wherein making an evaluation comprises emotion detection of the two participants.