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Comparing Bibliometric Analysis Using PubMed, Scopus, and Web of Science Databases
Published on: October 24, 2019
Besides precision & recall: exploring alternative approaches to evaluating an automatic indexing tool for MEDLINE
Aurélie Neveol1, Kelly Zeng, Olivier Bodenreider
1U.S. National Library of Medicine, Bethesda, Maryland, USA. neveola@lhc.nlm.nih.gov
Objective:
This paper explores alternative approaches for the evaluation of an automatic indexing tool for MEDLINE, complementing the traditional precision and recall method.
Materials And Methods:
The performance of MTI, the Medical Text Indexer used at NLM to produce MeSH recommendations for biomedical journal articles is evaluated on a random set of MEDLINE citations. The evaluation examines semantic similarity at the term level (indexing terms). In addition, the documents retrieved by queries resulting from MTI index terms for a given document are compared to the PubMed related citations for this document.
Results:
Semantic similarity scores between sets of index terms are higher than the corresponding Dice similarity scores. Overall, 75% of the original documents and 58% of the top ten related citations are retrieved by queries based on the automatic indexing.
Conclusions:
The alternative measures studied in this paper confirm previous findings and may be used to select particular documents from the test set for a more thorough analysis.
