
doi: 10.1038/179596a0
Dr. A. F. Parker-Rhodes and Mr. T. Joyce1 state that if ϕ(ν) is the number of words in a vocabulary which occur Tν times in a text of T words, then it has been shown by word counts that ϕ(ν) = a/ν2. They put forward a theory to account for this distribution.
| selected citations These citations are derived from selected sources. This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically). | 2 | |
| popularity This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network. | Average | |
| influence This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically). | Average | |
| impulse This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network. | Average |
