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5 papers · 2 filters
Dynamic Web File Format Transformations with Grace
Daniel S. Swaney, Frank McCown, Michael L. Nelson
Web accessible content stored in obscure, unpopular or obsolete formats represents a significant problem for digital preservation. The file formats that encode web content represen…
The Availability and Persistence of Web References in D-Lib Magazine
Frank McCown, Sheffan Chan, Michael L. Nelson +1
We explore the availability and persistence of URLs cited in articles published in D-Lib Magazine. We extracted 4387 unique URLs referenced in 453 articles published from July 1995…
mod_oai: An Apache Module for Metadata Harvesting
Michael L. Nelson, Herbert Van de Sompel, Xiaoming Liu +2
We describe mod_oai, an Apache 2.0 module that implements the Open Archives Initiative Protocol for Metadata Harvesting (OAI-PMH). OAIPMH is the de facto standard for metadata exch…
Toward alternative metrics of journal impact: A comparison of download and citation data
Johan Bollen, Herbert Van de Sompel, Joan Smith +1
We generated networks of journal relationships from citation and download data, and determined journal impact rankings from these networks using a set of social network centrality…
Co-Authorship Networks in the Digital Library Research Community
Xiaoming Liu, Johan Bollen, Michael L. Nelson +1
The field of digital libraries (DLs) coalesced in 1994: the first digital library conferences were held that year, awareness of the World Wide Web was accelerating, and the Nationa…