What is an algorithm?
An algorithm is a set of instructions that we use to solve an infinite number of problems.
Google’s algorithm also follows some set of rules to solve the problem. Google’s algorithm is very complex to understand and use because Google changes its algorithm very frequently, which is very tough for users to identify in which algorithm currently, Google is working.
The search engine uses a combination of algorithms to deliver webpages based on the relevance rank of a webpage on its search engine results pages (SERPs).
There are the following major updates occurred in Google’s algorithm –
1. Google Panda
Google Panda update was the major change made in Google’s search result. It a search filter introduced on 23 February 2011. The name “Panda” derives from Google’s Engineer Mr. Navneet Panda, who made it possible for Google to create and implement the Google Panda Update. The aim of Google Panda update is to reduce the occurrence of low-quality content, duplicate content, and thin content in the search results. It contains unique as well as valuable results at the top of the search engine page ranking.
2. Google Penguin
In April 2012, Google launched the “webspam algorithm update.” This webspam algorithm later called a Penguin algorithm. Currently, Penguin is a part of the core Google search engine algorithm. It is mainly designed to target link spam, manipulative link building practices, as well as webpage’s scoring when crawled and indexed, which are analyzed by Google.
3. Google Hummingbird
Google Hummingbird was introduced on August 20, 2013. Hummingbird focuses more attention to each word in a search query to bring better results. It is able to catch users and find the content that matches the best intent. The advantage of a hummingbird update is that it provides fast, accurate, and semantics results.
4. Google Payday
Google Payday was introduced on June 11, 2013. It mainly impacted 0.3 percent (approx.) of queries in the U.S. Google Payday update is used to identify and penalize the lower quality of websites that uses various heavy spam techniques (spammy queries) to increase the rank and traffic. The advantage of Payday is that it improves ranking (quality) of search queries.
5. Google Pigeon
Google Pigeon is one of the biggest updates in Google’s algorithm. Pigeon update launched on July 24, 2014. This update is designed to provide better local search results by rewarding local searches that have a strong organic presence with better visibility. It also improves the ranking of a search parameter based on distance and location.
6. Google RankBrain
Google’s RankBrain is a machine learning and artificial intelligence system. It introduced in 2015 via a Bloomberg news story. It is Google’s third most important ranking system. It has the ability to sort content based on accuracy and determine the most relevant results based on the search query entered by the end-users.
7. Google EMD (Exact Match Domain)
Google EMD was launched on September 27, 2012, to improve the quality of content. It worked in the industry for a long time. As the name suggested, it exactly matches the keyword from a website and falls the low quality of content in a lower rank of Google’s search result. According to Google, the EMD affected .6% of English searches.
8. Google Page Layout Algorithm
Google page layout algorithm was introduced on January 19, 2012. It helps us to find high-quality results that are easily accessible and visible at the top of the search engine. It mainly affects 1% of worldwide search requests. This update mainly focuses on the user experience on a website.
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