Overlap in Search Engines Results About Coronavirus

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Saudi Digital Library
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Abstract Purpose – This research reports the findings of a study examines the overlap among organic search results about coronavirus retrieved by three major web search engines: Bing, Google, and Yahoo. The goal of the research is to measure the degree to which the search results on the first results page overlap, measure the degree to which the search results on the whole dataset overlap (approximately first nine pages results in 2020 and first five pages in 2021), measure any overlap change for the three Web search engines between 2020 and 2021, and gain insight into the language and domain suffix of the retrieved results. methodology – This research analyzed search engine results about coronavirus by using overlap measurement: jaccard similarity, cosine similarity and python libraries to measure the overlap among the three search engines. Findings – Majority of all first results page results of the search engines are not overlapped. The overlap is increased when the searcher browse more than the first results page. The overlap between search engines is increasing from 2020 to 2021.The three search engines increased their English results and government websites in 2021.
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