Proceedings of the SIGCHI Conference on Human Factors in Computing Systems 2008
DOI: 10.1145/1357054.1357191
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Predictors of answer quality in online Q&A sites

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Cited by 354 publications
(350 citation statements)
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“…Prior studies [3] show that the quality of knowledge one can fetch from QA can exceed the quality of knowledge one can receive from information specialists. There is a core group of users also referred to as experts in these communities who are the key contributors of knowledge.…”
Section: Introductionmentioning
confidence: 99%
“…Prior studies [3] show that the quality of knowledge one can fetch from QA can exceed the quality of knowledge one can receive from information specialists. There is a core group of users also referred to as experts in these communities who are the key contributors of knowledge.…”
Section: Introductionmentioning
confidence: 99%
“…In the comparative study by Harper et al (2008), answer quality was typically higher in the fee-based Google Answers service than in the free SQA sites they studied, and answer quality rose with the price paid. However, they found evidence to support the SQA model of aggregate expertise: answers provided by nonexpert Yahoo!…”
Section: Answer Classification and Quality Evaluationmentioning
confidence: 92%
“…Several studies, including Harper, Raban, Rafaeli, and Konstan (2008), Shachaf (2009) and Shachaf and Rosenbaum (2009) have compared answer quality on SQA sites to that of library virtual reference services and found that SQA sites often equal or exceed their professional counterparts.…”
Section: Answer Classification and Quality Evaluationmentioning
confidence: 99%
“…Yang et al [19] find that higher monetary rewards for a solution to a task on Taskcn, a popular web-based knowledge-sharing market in China, attract more views for the task and increased task participation. Harper et al [6] compare different question and answer forums and find that monetary rewards and increased rewards lead to higher quality answers.…”
Section: Yahoo! Answers and Qanda Forumsmentioning
confidence: 99%