How modern search engines work

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If you are not a programmer and your profession is not related to IT, why do you need to understand the principles of search engines? The fact is that so-called organic traffic comes to the company's website through search engines - these are users who themselves found your Internet resource by keywords in Yandex or Google. Organic traffic is a tasty piece of the pie (target audience). The higher its level, the greater the conversion and sales of the site.

In order for users to easily find your Internet resource, it is important to fill it with the right content. Search engines rank sites depending on the quality of the content, which affects their place chiropractor email address in the search results. It turns out that knowing how search engines index Internet resources, you can optimize their content and promote them to the TOP.

On the other hand, search engines can be used to analyze user actions. To study what they are looking for, what information, goods or services are relevant for them now. If Yandex statistics can be used to form a picture of the actions of RuNet users, then Google data can be used to form a picture of the actions of the World Wide Web users.

How search engines work

The main concept that any search engine works with is the search index - a specific data structure that reflects information about documents and the location of keywords in them.

The operating principles of many search engines are very similar. The main difference is in the approach to ranking sites (the way resources are ordered in search results).

Every day, a huge number of users search for various information using search engines.

For example, the following search queries are popular:

"Write an essay":

How search engines work

"Buy":

How search engines work

To increase the speed of the search engine, the search architecture consists of two elements:

basic search;

metasearch.

How search engines work

Basic search is a program that searches within its part of the index and gives the user all the links that match the search query.

Metasearch is a program that, when processing a request, determines the location of the user and provides a ready-made search result if the keyword is popular; if there have been no similar requests before, then a basic search is connected to the work, which, using machine learning, processes the links in the database and provides a list of them to the user.