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Search engines usually offer a date‐restricted search on their advanced search pages. But determining the actual update of a web page is not without problems. Conducts a study testing date‐restricted queries on the search engines Google, Teoma and Yahoo! Finds that these searches fail to work properly in the engines examined. Finally, discusses implications of this for further research and search engine development.
I. Information treatment for information services, H. Information sources, supports, channels.
I. Information treatment for information services, H. Information sources, supports, channels.
citations 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). | 14 | |
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). | Top 10% | |
impulse This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network. | Average |