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
  • Sustainable SEO Strategies for 2015

    …, natural language processing, localization, and more recently with the concepts of Hummingbird, co-citation, and co-occurrence. If anything is changing in SEO in 2015, it’s the return to best practices in organic search to determine rank, authority, and importance in search query results. A History Lesson in Organic Search Organic search was born…

    Dave Lloyd/ ClickZin SEO- 11 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- 6 readers -
  • Co-Occurrence as a Ranking Signal

    … / coincidence or, in a more specific sense, the above-chance frequent occurrence of two terms from a text corpus alongside each other in a certain order. Each listed book appeared highly relevant to me yet I am neither the author nor have I been mentioned in any of them. So how does Google know all this? I examined each title individually and compiled…

    Dan Petrovic/ DEJAN SEOin SEO Google Facebook Twitter- 15 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- 5 readers -
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