The Open-Factor: Toward Impact-Aligned Measures of Open-Access eBook Usage

Author : E. S. Hellman

A statistical analysis of usage data for open-access ebooks from two different publishers and from a free ebook distribution platform indicates that open-access ebook usage is distributed following log-normal statistics, and meaningful analysis results after calculating the logarithm of the download counts.

To assess usage impact from raw usage data in alignment with the goals of open-access ebook publishing, future impact analyses should use logarithm-based metrics to measure an “open-factor”.


Availability of Open Access Books in DOAB: An Analytical Study

This paper discusses the availability of open access books which are available in the Directory of Open Access Books (DOAB). The relevant data has been collected from the open access directory from on 25 October 2015.

Among the 3379 books, 1584 (46.88 %) books are published in English which includes 445 books which have no licenses, 83 books have CC BY; 153 books have CC-BY-NC; 814 books have CC-BY-NC-ND; 36 books have CC-BY-NC-SA; 24 books have CC-BY-ND and 29 books have CC-BY-SA licenses.

It is found that 21 books have not mentioned its authors in the directory.

URL : Availability of Open Access Books in DOAB: An Analytical Study

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