1 / 21

How Search Engines Work

How Search Engines Work. Any ideas?. Building an index. Dan taylor Flickr Creative Commons. Indexing “spiders” crawl the web. Rocketclicks.com. Spiders collect. Spiders collect. Web address (URL). Spiders collect. Web address (URL) Words on the webpage. Spiders collect.

blade
Download Presentation

How Search Engines Work

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. How Search Engines Work

  2. Any ideas?

  3. Building an index Dan taylorFlickr Creative Commons

  4. Indexing “spiders” crawl the web Rocketclicks.com

  5. Spiders collect

  6. Spiders collect Web address (URL)

  7. Spiders collect Web address (URL) Words on the webpage

  8. Spiders collect Web address (URL) Words on the webpage Where those words were found on the page or in the code

  9. Spiders collect Web address (URL) Words on the webpage Where those words were found on the page or in the code Meta tags (specific keyword coding)

  10. Target example

  11. Spiders collect Web address (URL) Words on the webpage Where those words were found on the page or in the code Meta tags (specific keyword coding)

  12. Now, it needs to rank the webpages it has indexed

  13. Probably looks a little something like this!

  14. The Formula (algorithm) includes… Words that the spider collected

  15. The Formula (algorithm) includes… Words that the spider collected Inbound links from other sites

  16. The Formula (algorithm) includes… Words that the spider collected Inbound links from other sites “Freshness” vs. tried and true

  17. The Formula (algorithm) includes… Words that the spider collected Inbound links from other sites “Freshness” vs. tried and true Patterns over time (what people have searched)

  18. Also, Geographic ranking Personal selection history (if logged in) Many manymany other secret factors

  19. How search works (according to Google)

More Related