Sunday, September 6, 2009

Google News - How does it work

How do these articles appear - Google gather these articles by
1) Crawling,
2) Grouping and
3) Ranking them

1) Crawling:
  • Discover crawls - Google bot visits your URL more than once, so that it can show you updated content.

  • News site maps - What are the benefits of submitting a news sitemap?
    It provides greater control over which of your articles appear on google news. Furthermore, it allows specification of meta information for each individual articles -
    a) Publication date
    b) Keywords

  • Robots.txt file - Robot.txt file will help you with -
    Which article you want Google bots to crawl or which document you want to exclude from crawling.

2) Grouping - Grouping is done according to:
  • Individual article content

  • By region

3) Ranking - Google rank stories by Aggregate Editorial Interest
  • Story Ranking - how important do editors think the story is?
    A small story has a small effect on publishing activity, whereas A big story causes rapid, independent, publishing activity worldwide.

  • Article Ranking -
    a) Fresh and New - Recent, substantial, original and focused on the topic
    b) Duplicate and Novelty Detection - Credit to Original and Novel content
    c) Local and Personal Relevancy - Weighted by section and story and more credit to local sources
    d) Trusted Sources - Boosts for trusted sources for each edition and section via various signals

Best Practices for better results for News Search-
  • Unique, permanent URL with atleast 3digits - if you dont have 3 digits in your news URL then best is to submit to news sitemap

  • Dont breakup article body

  • Put dates between Title and the body

  • Titles Matter - Good HTML as well as article title

  • Separate original content from press releases

  • Publish Informative and Unique content


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