AWS Community DAY Albertini-Ellan Cloud Security (1).pptx
Google Algorithms Updates 2017
1.
2. Google Algorithms
Set of formulae Google uses to rank the
resulting Web pages from a user's query.
Google's algorithm searches out Web pages
that contain the keywords user used to search,
then assigning a rank to each page based
several factors, including how many times the
keywords appear on the page. The best links
relating to search query are theoretically the
first ones Google lists.
3. • Hummingbird is introduced in September 2013.
• The name ‘Hummingbird’ comes from its ability of being
“precise and fast” and it is designed to better focus on
meaning of a phrase or keyword rather than individual
keywords.
• Hummingbird is paying more attention to each word in a
query, ensuring that the whole query , the whole
sentence or conversation or meaning is taken into
account, rather than particular words.
4. • Application of meaning technology
to billions of pages from across the
web.
• Use of Knowledge Graph facts to
ensure better search results.
• Easy recognition of Keyword stuffing
Effectiveness of Long-tail keywords.
Updates
5. • Update launched in April 2012.
• Google launched the Penguin Update to catch
sites expected to be spamming its search
results.
• This update aimed at decreasing search
rankings of websites that violate Google’s
Webmaster Guidelines and use black-hat
SEO techniques to artificially increase ranking
of their websites, by obtaining or buying links
through some wrong practices.
6. Updates
• Penguin 1(April 24, 2012) -impacting
around 3.1% of queries.
• Penguin 2(May 26, 2012) - impacting
less than 0.1%.
• Penguin 3(on October 5, 2012) -
impacting around 0.3% of queries.
• Penguin 4(May 22, 2013) – impacting
2.3% of queries.
7. Updates
• Penguin 5(October 4, 2013) - impacting around
1% of queries.
• Penguin 6(October 17, 2014) - impacting less
than 1% English queries. On December 1, 2014,
Google confirmed that the update was still rolling
out with webmasters continuing to report
significant fluctuations.
• Penguin(September 23, 2016)
8. • Update launched in February 2011.
• powerful search filter implied to stop sites with
low quality content from making their way into
top search results of Google.
• Panda is updated from time-to-time. When
this happens, sites previously hit may escape, if
they’ve made the right changes. Panda may
also catch sites that escaped before.
9. Updates
• No Multiple Pages with the Same Keyword .
• Get Rid of Auto-generated Content .
• No Pages with 1-2 Paragraphs of Text Only.
• No Scraped Content .
• Be Careful with Affiliate Links and Ads.
• Too Many Outbound Links with Keywords are
bad.
10. • Launched on June 11, 2013.
• Targeted at cleaning up list items related to
“spammy queries” such as payday loans or
pornographic or some other kinds of heavily
spammed queries.
• identify and penalize web sites that use
different kinds of search engine spam
techniques (also known as Black Hat SEO or
spamdexing) for improving their rankings for
particular search queries that are actually
“spammy”.
12. • Launched in August 2012.
• It is a filter prevent sites with many copyright
infringement reports, as filed through Google’s
DMCA system, from ranking well in Google’s
listings.
• It is periodically updated and at the point when
updates happen, websites beforehand affected may
get away, if they have made the correct changes. It
may likewise catch new websites that circumvented
being caught recently; in addition, it may also
release ‘false positives’ about those who were
caught.
13. Updates
• The Pirate Update Penalized Websites
That Received A High Volume Of
Copyright Violation Reports .
• The Pirate Update Is A Win For Media
And Artists .
• Getting A Page Removed From The
Index Requires Valid Documentation
14. • Exact Match Domain(EMD) is launched in September
2012.
• EMD is set to reduce low-quality ‘exact-match’ domains
in search results.
• It is a filter used by Google to impede low quality sites
from positioning admirably just on the grounds that
they had words that match search terms in their
domains.
• When a fresh EMD Update happens, sites that have
improved their content may regain good rankings. New
sites with poor content — or those previously missed by
EMD — may get caught. In addition, “false positives”
may get released. Our latest news about the EMD
Update is below.
15. • launched in September 2012.
• It avoid sites that were “top heavy” with
advertisements from positioning well in Google
search listings.
• Top Heavy is updated repeatedly, and at the
point when a Top Heavy Update occurs,
websites that have evacuated extreme
advertisements may recapture their lost
rankings.
• New sites considered as “top heavy” may get
caught again with new Top-heavy update.
16. Updates
• Google Updates Its Page Layout Algorithm
To Go After Sites “Top Heavy” With Ads.
• Have The Same Ad-To-Organic Ratio As
Google Search? Then You Might Be Safe
From The Top Heavy Penalty .
• The Top Heavy Update: Pages With Too
Many Ads Above The Fold Now Penalized
By Google’s “Page Layout” Algorithm
