HCI Papers Cite HCI Papers, Increasingly So
We propose X-index – the proportion of papers' citations coming from outside their research field – and use this metric to analyze citations of CHI, UIST, and CSCW papers between 2010 and 2022. We found an overall decreasing X-index by several measures, indicating that HCI papers have been more and more likely to be cited by HCI papers rather than by non-HCI papers.
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