If we talk about google algorithms they are a complex system used to retrieve data from its search index and instantly deliver the best possible results for a query. The search engine uses numerous ranking factors and a combination of algorithms to deliver web pages ranked by relevance on its search engine results pages (SERPs).
In its initial years, only a handful of updates were made by google. But in today’s time, there are thousands of changes which are made by google. Most of these updates are so minimal that they go completely unnoticed. Yet on occasion, the search engine rolls out major algorithmic updates that significantly impact the SERPs like:-
A system by which Google can better understand the likely users’ intent of a search query is known as the rank brain. It was unfolded in the spring of 2015, but not announced till October 26 of that year.
- Fred :
Google doesn’t have much to say about this quality update dubbed Fred. Fred is not an algorithm. Fred isn’t even one set of processes. Fred is a catchall name for any quality-related algorithm(s) update(s) related to site quality that google does not otherwise recognize.
In February 2011 google panda was first launched as a part of google’s quest to eliminate black hat SEO tactics and webspam. Alongside came the panda algorithm to assign pages quality classifications, used internally and modeled after human standard ratings, which was incorporated as a ranking factor.
Webs spam algorithm update was officially launched by google in 2012 which specifically targeted link spam and manipulative link building practices. Because of the tweet from Matt Cutts the head of the google webspam team the webspam algorithm later officially became the penguin.
- Intrusive interstitials update :
The tips which will help you use pop-ups intelligently without risking your SEO are:- understand which interstitials are no-goes, Continue using non-intrusive interstitials, Switch to timed pop-ups, Restrict pop-ups to resources other than google organic search.
- Mobliegeddon: On the webmaster central blog google posted this message as they sometimes do, and explained the update in brief detail accompanied by a picture to show the difference between what mobile-friendly was and wasn’t: in this update, there was no gray area provided. Either your pages were mobile-friendly or they weren’t. There was no in-between.
- Hummingbird: Since 2013, the google hummingbird algorithm has been leaving its imprint on search results for billions of questions and providing end-users with another small step toward a more intimate, personal search engine results page.
*EMD ( exact match domain): In 2012 google made an algorithm update known as the EMD, or match domain update which aimed at exactly what it is named: exact match domain names were 12. The intention behind this update was not to aim to exact match domain names exclusively.
The updates which had the biggest impact on google’s algorithm updates were implemented for the sake of local search results, the effects of the update were seen in the local businesses in their websites’ analytics data.
- Payday: In 2013, there was a huge talk about the major algorithm update which was known as payday loan update. This update was significant and influenced approximately 0.3 percent of queries in the U.S. two things were affected by payday loan updates: spammy queries along spammy sites.
- Page layout algorithm: The page layout algorithm update earmarked websites with too many static advertisements above the fold. These ads would force the users to scroll down the page to see its content.