Abstract
The work in this article presents a methodology and coding examples to be used by those wanting to explore the content of a large corpus of digital publications stored online in PDF format and gain insight into their common content and changes over time. The method can produce hypothesis of topic popularity and point to areas for further scrutiny in terms of common emerging themes. This practitioner article provides a very specific and directed resource for information seekers, both technical in nature and not, in exploring potential themes and likely trends within a corpus.
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