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Shibata, N.; Kajikawa, Y.; Sakata, I.: Measuring relatedness between communities in a citation network (2011)
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Zhang, J.; Wolfram, D.; Wang, P.; Hong, Y.; Gillis, R.: Visualization of health-subject analysis based on query term co-occurrences (2008)
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Sparck Jones, K.: ¬A statistical interpretation of term specificity and its application in retrieval (2004)
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Wolfram, D.; Zhang, J.: ¬The influence of indexing practices and weighting algorithms on document spaces (2008)
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