Inproceedings,

Effects of community size and contact rate in synchronous social q&\#38;a

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Proceedings of the 2011 annual conference on Human factors in computing systems, page 2837--2846. New York, NY, USA, ACM, (2011)
DOI: 10.1145/1978942.1979364

Abstract

Social question-and-answer (Q&A) involves the location of answers to questions through communication with people. Social Q&A systems, such as mailing lists and Web forums are popular, but their asynchronous nature can lead to high answer latency. Synchronous Q&A systems facilitate real-time dialog, usually via instant messaging, but face challenges with interruption costs and the availability of knowledgeable answerers at question time. We ran a longitudinal study of a synchronous social Q&A system to investigate the effects of the rate with which potential answerers were contacted (trading off time-to-answer a…(more)

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