Search Illustrated: How A Search Engine Determines Duplicate Content

With so much good content on the web, it’s inevitable that the same information will be displayed many times over. Whether it’s a blog post pointing to good statistics, an RSS feed pulled into a complementary site, or blatantly copied material, duplicate content can be an issue.

This week’s infographic shows how search engines make distinctions between original and duplicate content:

Graphic by Elliance, an eMarketing firm specializing in results-driven search engine marketing, web site design, and outbound eMarketing campaigns. The firm is the creator of the ennect online marketing toolkit. The Search Illustrated column appears Tuesdays at Search Engine Land.