Co-Citation

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- 15 readers -
  • 3 Messages Your Rankings Are Sending

    Tracking keyword rankings in Google can be one of the most fun and frustrating parts of SEO. When we see movement for those phrases that are the "Big money, big money, no whammies, no whammies, stop" keywords, it’s a good day. But when day after day those words still linger off the first page, it can make you want to chuck it all and go back to an analog world.

    Jennifer Van Iderstyne/ Search Engine Watch- 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

    … whenever I need her. The trick to co-occurrence is that it is not fully dependent on links. Just great content with mentions of the keywords or the key phrases on the web pages can bring a website into prominence, even if it barely has any links at all. Besides the “relevance” of the keywords in search queries, co-occurrence is also said to occur…

    Pam Sallegue/ SEO Hacker Blogin SEO- 17 readers -