The document outlines various Google search algorithms, including Panda, Penguin, Hummingbird, and others, detailing their introductions, purposes, and impacts on website rankings. It provides a timeline of updates and describes the focus areas of each algorithm, such as content quality, link integrity, and mobile optimization. Additionally, it highlights key factors affecting page experience and search results.

1. GOOGLE
ALGORITHM
PRESENTED BY,
KIRTHANA.R
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2. GOOGLE ALGORITHM:
 Google search algorithm is a complex system that allows Google to
find, rank and return the most relevant pages for a certain search
query.
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3. TYPES OF GOOGLE ALGORITHM:
 Panda
 Penguin
 Humming Bird
 Pigeon
 EMD(Exact Match Domain)
 Page Speed
 Core Update
 Mobile friendly
 Core web vitals
 Rank Brain
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4. NAME OF GOOGLE
UPDATE
INTRODUCED YEAR AFFECTED ON WEBSITES
PANDA update February 2011 Thin Content
/duplicate/keyword stuffing.
Top Heavy Update January 2012 Websites with heavy ads
Penguin Update April 2012 Spammy backlinks/paid links
Pirate Update August 2012 Copyright infringement
Exact Match Domain September 2012 EMDs with poor content
Payday Update June 2013 Spammy Queries(not paying
google)
Hummingbird Algorithm September 2013 Page speed,Exact and
relevant content(semantic
search)
Pigeon Update July 2014 Improved local searches
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5. Mobile Friendly Update April 2015, May 2016 and
onwards
Boosts mobile-friendly
websites
Rank Brain Algorithm
June 2015
Sorting more number of
search results & 200+
ranking factors.
Page experience 2018 Page loading speed
Intrusive Interstitials
Penalty
January 2017 Annoying pop-up ads on
mobile devices
HTTPs(Hypertext Transfer
Protocol Secure)
2016 Secure connections and
encrypted as a signal.
Fred March 2017 Low value content and
overload on ads.
Core Web Vitals May 2020 (announced) -
2021
Improved page
experience (load speed
and mobile-friendliness)
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6. PANDA ALGORITHM:
 Google Panda is a major change to Google’s search results
ranking algorithm that was first released in February 2011. (site-
wide algorithm)
 It focuses on thin content/duplicate content.
 For eg:
LOTUS
(90% high
quality
content &
10% thin
content)
ROSE
(100% high
quality
content)
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8. PENGUIN ALGORITHM:
 In 2012, Google officially launched the “web spam algorithm
update”.
 It specifically targeted link spam and manipulative link-
building practices.
 Identify poor quality websites based on backlinks.
 Exchanging links / paid links.
 Disavow link tools
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10. HUMMINGBIRD ALGORITHM:
 Hummingbird is mainly used to give relevant and exact information
for the user entered keyword.
 It was introduced in 2013.
 It also gives Semantic results.
 Its not a penalty algorithm
 It’s a new way of understanding the actual meaning behind a
search query, rather than the separate terms within it.
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12. PIGEON ALGORITHM:
 Pigeon is a update mainly for local business and location plays an
important role.
 It was introduced in July 2014
 This will remove the websites which doesn’t have any business in
which they had provided the location/wrong results.
 It mainly helped in showing the map results.
 Its very much useful for the voyager/passenger.
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14. EXACT MATCH DOMAIN(EMD):
 Exact match domain can be
also called as keyword stuffed
domains.
 It was introduced in 2012.
 Exact match domains that
were also poor quality sites.
 Example:
 Attorney marketing.
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15. MOBILE FRIENDLY:
 This algorithm is also called as
MOBILEGEDDEN.
 This was implemented on April 21,2015.
 Responsive template(adapt to any screen)
 Desktop / laptop/mobile phone.
 Affects only search rankings on mobile
devices
 Affects search results in all languages
globally
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16. RANKBRAIN ALGORITHM:
 RankBrain is a machine learning.
 The use of which was confirmed by
Google on 26 October 2015.
 It helps Google to process search
results and provide more relevant
search results for users.
 Based on 200+ ranking factors , this
will rank the website accordingly.
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17. PIRATE ALGORITHM:
 Google's search algorithm which is primarily directed against
websites that infringe on copyrights.
 DMCA (Digital Millennium Copyright Act) is a US law adopted in
1998, it protects digital copyright.
 It was introduced in 2012.
 We can raise a complaint to remove our copied content.
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19. PAGE SPEED:
 A page’s loading speed is determined by several factors such as site’s
server, page file size, and image compression.
 It was established in the year 2018
 Page speed can also impact bounce rate and session time on your site.
 Solution :
 Compress Images as much as possible.
 Implement a CDN(Content Delivery Network)
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20. serves website resources
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22. CORE WEB VITALS:
 Core Web Vitals algorithm update is designed to give visitors to any
website a more pleasant, and more secure, page experience than
ever before.
 It was implemented on July 2021.
 Google added three new page experience signals that make up
what they call the core web vitals.
 Largest Contentful Paint (LCP)
 First Input Delay (FID)
 Cumulative Layout Shift (CLS)
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24. FRED ALGORITHM:
 Google’s Fred algorithm is to remove low-quality results — sites that
relied on thin content and aggressive ad placement.
 Established on march 2017.
 Too many ads.
 Poor link quality.
 Aggressive affiliate linking.
 Overwhelming interstitials.
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26. THANK YOU
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