Google Algorithm and its types
Every search engine has a set of rules that determines why and how of the search engine rankings. This set of rules is called Algorithm.
Google algorithm is a set of rules or a unique formula, that google search engine use to determine the significance of the page. These algorithms, a set of rules determine many factors to rank and list results for every search query. These factors include keyword or query, uniqueness, relevancy, usability, and speed of the page, etc.
Every day, Google makes changes in its ranking algorithms. Not all changes are announced by Google but the changes that seriously shake up the search engine result page are announced or updated by Google.
Types of Google algorithm
Launched in February 2011, Google Panda algorithm is used to assign a content quality score of webpages. It also down-rank the sites with low quality, duplicate, and thin content on webpages.
Google Hummingbird algorithm launched in August 2013 is intended to give the best search result that matches the query searched by the user. Google Hummingbird is used to provide more relevant search results by better understanding the meaning behind the queries searched by the user.
Google Penguin algorithm was launched in April 2012. Google Penguin aims to identify the sites with spammy links and down-rank the sites with manipulative link profiles.
Google pigeon launched in July 2014 is a local search engine update. Google Pigeon algorithm aims to increase the ranking of local listing in the search engine result page. Pigeon algorithm is used to show the results in a search engine result page based on the user’s location and listing available in the local directory.
Google Mobilegeddon was launched in April 2015. Mobilegeddon algorithm is related to mobile-friendliness of site and webpages. Google Mobilegeddon algorithm aims to ensure that the pages which are optimized for mobile devices rank on the top position of mobile search. It also down-rank the pages that are not optimized to be mobile-friendly.
Google Possum launched in September 2016 aims to deliver better and more diverse results based on the searcher’s location and the business’ address. Google Possum shows the results depending on the physical location of the user or searcher. Possum also used to boost businesses located outside the physical city area.
Google RankBrain was launched in October 2015. According to Google, it is the third most important ranking factor. Google RankBrain is a machine learning system that helps Google to understand the meaning behind the query in the search engine and provides the best-matching results in response to that query.
Launched in March 2017, Google Fred aims to target the websites that violate Google’s webmaster guideline. The studies show that most of the sites are those which use low-quality content with the only aim to generate the revenue by an affiliate and other advertising pogroms.