Co-citation, like Bibliographic Coupling, is a semantic similarity measure for documents that makes use of citation relationships. Co-citation is defined as the frequency with which two documents are cited together by other documents. If at least one other document cites two documents in common these documents are said to be co-cited. The more co-citations two documents receive, the higher their co-citation strength, and the more likely they are semantically related.The figure to the right illustrates the concept of co-citation and a more recent variation of co-citation which accounts for the placement of citations in the full text of documents.
Posts about Co-Citation
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    … this question. Is your SEO strategy focused on satisfying the search engine algorithms or is it focused on improving your user’s experience, answering their needs, and facilitating their search for knowledge? SEO Returns to Its Organic Roots If you’ve been reading my columns, you know I’ve been talking in 2014 about structured authoring, semantic search…

    Dave Lloyd/ ClickZin SEO- 15 readers -
  • 3 Messages Your Rankings Are Sending

    …, more comprehensive page that should rank. Competition and Co-Citation Studying your keyword rankings can also help you determine new competitors, and new strategies for SEO. Most businesses have isolated a core of key competitors who may bid on the same phrases or may appear together in the SERPS for several different searches. Outside…

    Jennifer Van Iderstyne/ Search Engine Watchin SEO Google- 11 readers -
  • Co-Occurrence as a Ranking Signal

    … TL;DR: A little-known property of Google Books search highlights co-occurrence as a ranking signal. The concept of co-occurrence (not to be confused with co-citation) has been on the radar of many search professionals for a while. I accepted the idea as common sense and never thought to investigate it further, then one day I stumbled…

    Dan Petrovic/ DEJAN SEOin SEO Google Facebook Twitter- 17 readers -
  • Co-citation and Co-occurrence: An Overview

    … Two new topics within the SEO community has centered on “Co-Citation” and “Co-occurrence”. Often discussed together, these concepts are similar in a lot of ways yet still very much distinct and different from each other. What is without question though is that the two concepts will be at the forefront of the next wave of changes in Google’s…

    Pam Sallegue/ SEO Hacker Blogin SEO- 16 readers -