RETRIEVING MEDICAL LITERATURE from SELECT OAI-PMH COMPLIANT e-REPOSITORIES: A Case Study of Google and Yahoo

Tariq Shafi

Abstract


The study reports an exploratory investigation conducted on two search engines (Google and Yahoo) to find the retrieval percentage, duplication and ranking status of OAI-PMH Compliant resources harvested from five repositories in the field of Medical Sciences. The first twenty hits are analysed to reveal the findings in accordance with the laid down objectives for the study. The results show that Google is more comprehensive in retrieving OAI-PMH Compliant Medical Literature as compared to Yahoo. The study reveals that more duplication of results under different URLs in Google than in Yahoo. The results indicate that Google index 88.89% resources among the first 10 hits and 11.11% beyond the 10th hit, whereas Yahoo retrieves 82.61% results from the .first 10 hits and 17.39% above the 10th hit.


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