Theoretical SEO

Entity Identity resolution is the process of recognizing an entity with its type, attributes, and values. Entity-Idendity Resolution is distinct from named entity recognition, but it is a necessary step in the process. Entities are living things inside the Knowledge Bases with different attribute-value pairs, which means that their identity changes with other types of … Read more

The entity, Attribute, Value (EAV) Architecture for SEO involves different types of entities, their attributes, and values within the data model to encode a space-efficient knowledge base. Knowledge representation includes different types of methodologies such as semantic networks, frames, and production rules. The entity, Attribute, Value (EAV) model is to provide a better knowledge representation … Read more

Semantic search is a search behavior that relies on the meanings of concepts, words, and sentences. Semantic search is a mutual feature between semantic search engines and semantic searches. Semantic search sessions involve understanding the meaning of every word, and sentence in web documents and queries based on human language and neural nets. Semantic web … Read more

Topical Authority is a positive ranking state. The concept of Topical Authority is founded, and integrated into the semantic SEO discipline with the “Importance of Topical Authority Case Study”. The same case study explained concepts within the scope of Semantic SEO, such as Topical Borders, Topical Coverage, Topical Maps, and Historical Data. All these concepts … Read more

Keyword Search Volume is an SEO metric used to understand and optimize the query search demand for certain phrases that web search engine users type into the search bar to satisfy their search intent. Keyword search volume is a fundamental concept for SEO, and information retrieval systems to understand the relevance of a document to a query.

Keyword Difficulty involves the difficulty of ranking for a certain query term that is used by web search engine users to perform a search query. Keyword difficulty is used by search engine optimization technologies and experts to define the possibility and need of work to be ranked for a certain query. Keyword difficulty is invented … Read more

Google Author Rank involves the Google search engine’s methodologies to understand, define and rank an author for a topic for the author’s expertise, authority, and validity. Google can understand the author’s vectors, language, and even accent from the audio recordings. Facial recognition, voice recognition, or even action recognition help search engines to differentiate a person … Read more

Bill Slawski, the person who educated thousands of search engine optimization experts, and even engineers with his over 2000 articles with millions of words for explaining the complex search engine systems were taken from us on 19th May 2022. Bill Slawski is a Philosopher of Search, and Search Engines because he wasn’t only explaining search … Read more

SEO Chat is a Twitter Event that is performed over the #SEOChat hashtag to innovate the SEO. SEO chat Twitter Event is started by Mordy Oberstein to support the SEOs communication, friendship, and information share. SEO chat Twitter Events involve questions and answers related to search engine optimization. The digital marketing-related facts and SEO-related practices … Read more

Initial ranking score and historical data for SEO are two useful concepts to understand a website’s (source) potential to be able to rank for a query network, phrase variations, or topical cluster initially. Initial Ranking and Re-ranking are two different phases of the ranking process of Search Engines. Understanding Initial Ranking and Re-ranking Processes, and … Read more

A knowledge panel is an information box that can show an entity’s features, attributes, and prominence for a topic with the information from Google’s Knowledge Graph. Information in knowledge panels is automatically generated, and information appears from different sources on the web. Google can combine information from various open web sources with data provided by … Read more

Brand SERP is a Search Engine Result Page instance for a brand name, directly. Branded SERP and Brand SERP are different things. Branded SERP is a SERP instance for a branded query while Brand SERP is a SERP instance for the exact brand name itself. Brand SERP can reflect the prominence, personality, and success of … Read more

The SEO Career Path includes different SEO verticals that an SEO can specialize in throughout their career. The choice of the SEO Career Path and the position in which company and with whom the SEO will work are interrelated. SEO Career Opportunities are determined by algorithm updates performed by Search Engines, and changes made by … Read more

Named Entity Recognition (NER) is a procedure with which clearly identifiable elements (e.g. names of people or places) can be automatically marked in a text. Named Entity Recognition was developed as part of the computer linguistic method of Natural Language Processing (NLP), which is about processing natural language laws in a machine-readable manner. What is the Working Principle of Named Entity Recognition? The working … Read more

Content Farming is to rapidly produce very high and low-quality content in different domains. Used for content farming, online advertising, and visibility. Content Farm is often optimized to gain visibility in Search Engines. The purpose of Content Farmers is to get as many organic visitors as possible, to create more Return of Investment (ROI) through … Read more

This brief article has been written by a friend of Holistic SEO & Digital, to show an example of Broad Core Algorithm Update Recovery. As Holistic SEO & Digital, we can’t say that we agree or support every argument in this article, but we can say that we find this article as interesting and valuable … Read more

Topical Authority is a semantic SEO methodology to rank higher on search engine result pages by processing connected topics and entailed search queries with accurate, unique, and expert information. The topical Authority concept was founded by Koray Tugberk GUBUR on 18 May 2022 for conceptualizing semantic content marketing. In the Topical Authority SEO Case Study, … Read more

Semantic Search is the way users act on the Search Engine according to the semantic meaning relationships of words and concepts. The content of a concept or entity combines with other meanings and concepts at different points to form a Semantic Hierarchy of Meaning. Search Engines such as Google, Bing, and Yandex put frequently searched … Read more

Semantic SEO is to create a content network in a relevant and meaningful structure for each entity within a subject. Semantic SEO is connecting terms, entities, facts to each other within a factual accuracy and relational relevance. By focusing on meanings and topics instead of words, it has the purpose of satisfying the search intent … Read more

RankBrain refers to an algorithm used by Google, which, with the help of machine learning and artificial intelligence, is primarily intended to provide relevant search results for previously unanswered search queries. RankBrain is ranked by Google as the third most important ranking factor. RankBrain was rolled out for the first time in early 2015. When RankBrain sees … Read more

Keyword stuffing generally refers to the excessive and manipulative use of keywords on a page with the aim of improving the page’s ranking for that keyword without creating any benefit for the user. This technique worked until around the beginning of 2000. It was also common for this tactic to include keywords as “hidden text”  on the page: keywords in … Read more

Hidden content refers to content or links that can be read from a website in the source text, but is not visible to the visitor of a website. The goal of hiding content is not to restrict the usability of a website (text deserts), but to offer the search engines relevant content. The text enriched and hidden by keyword s has the goal to positively influence the results in the … Read more

With the increasing popularity of its own search engine, Google also had to recognize that many established processes no longer worked well enough. After all, the idea behind the algorithm and search index was born at a time when there were several million websites in total. At the latest in 2010, however, millions of subpages were added … Read more

The code name Google Hummingbird (also known as the hummingbird algorithm) refers to a search algorithm that has been in use since 2013, which enables Google for the first time to recognize the connection between search queries. With this method, which is also called semantic search, the search engine can analyze the user intention behind the search queries. As a result of the update, Google is increasingly approaching the … Read more

SERP is the abbreviation of “Search Engine Result Page” and refers to the search results page after entering a keyword in a search engine. The order of the search results is crucial for search engine optimization. The first page of the SERPs is often referred to as “Top10”. Every result on the SERP is ordered in descending order in terms of quality, … Read more

The Google Phantom Update denotes an unannounced change to the core algorithm (core algorithm). The first of these updates occurred in the spring of 2015. SEO specialists noticed significant changes in the SERPs. The search engine denied the existence of such an update for a very long time. As a nameless update of the heart algorithm, the phantom update is … Read more

The over-optimization penalty is used in connection with an algorithm change of the search engine Google, in which websites can suffer a penalty due to excessive SEO measures. It can manifest itself through a downgrading in the rankings or even exclusion from the search engine index. There is a risk of loss of traffic that is generated by search … Read more

Specifically, the Panda update is a filter that is regularly applied to the entire Google index and significantly reduces the visibility of poor-quality websites, i.e. significantly shifts their rankings in the search results pages. The algorithm change was first introduced on February 23, 2011, in the US search market and then launched on April 11, … Read more

Link juice, Google juice, or link juice describes the distribution of backlinks within a website and the strength or reputation of these links (PageRank). Both the number and the quality of the links determine how the link juice is composed and what effect it has on the subpages. Most SEOs don’t try to calculate the … Read more

The TrustRank algorithm is a procedure for evaluating the quality of websites. It was developed by Zoltán Gyöngyi, Héctor García-Molina, and Jan Pedersen and filed for a patent by Yahoo. It is used for the semi-automatic classification of the quality of a page or for finding spam pages and is intended to help search engines … Read more

Google Sandbox is a phenomenon that mainly affects the ranking of young websites. The effect significantly worsens the ranking of these domains. A full definition of the Google sandbox is not possible because the search engine Google is silent about the existence of the supposed filter. Google says that they don’t have such a filter … Read more

Search intent is the name for the motivation of the searcher, for example when entering a query into a search engine. Google and other search engines evaluate the hits found in terms of content and evaluate how well they match the suspected search intent. The better this fit between the information on a website and … Read more

TF * IDF is a formula according to which the optimal distribution of subject-related terms or keywords in a text can be determined. However, the procedure for determining this distribution is much more complex than working with keyword density, the simple frequency distribution of keywords. TF * IDF-optimized texts should present a topic in a, … Read more

Google Dance: The continuous dance of the search results. In order for you to get the highest quality results from your search query, search engines must update your database regularly. In the past, Google usually carried out an index update every four weeks. During the re-indexing, the search results were very conspicuous, as they wavered … Read more

Literally translated, information retrieval means the recovery of information. According to the definition, information retrieval refers to a process in which, based on a request for information from a large unstructured database, the information is selected that matches the request for information. Information retrieval is therefore one of the central tasks of a search engine: … Read more

In linguistics and linguistic computer science, stemming (reduction of the original form) is a procedure that traces different morphological variants of a word back to their common stem. The stemming enables improved and more relevant search results to be achieved. In any case, it leads to an expansion of the results. Stemming of words is also related … Read more

The Florida update is a change in Google’s ranking algorithm from November 2003. However, it is an unofficial name for the update. At first, this change mainly affected the English-speaking world. The non-English-speaking area, however, only touched the update at the end of January 2004 after further changes and adjustments were made. Computer experts introduced … Read more

By definition, cloaking can be described as an HTML technique in the area of search engine optimization. When optimizing using cloaking, the focus is on improving the ranking of a website within the results list of search engines such as Google. For this purpose, the web crawlers of the search engine are presented with different … Read more

The Google Possum Update was released in September 2016. As part of this update, Google focused on making the crawler process geographically more accurate in information classification for local search. Google has been releasing major updates regularly for years, thereby adapting its algorithms for evaluating websites as part of the search ranking. These updates can … Read more

The PageRank algorithm describes a procedure that enables websites to be rated on the basis of their incoming links. The name PageRank originally comes from Larry Page. Together with Sergei Brin, he developed this algorithm at Standford University and patented it in 1997. PageRank is an algorithm from Google. This algorithm analyzes and weights the … Read more

The Penguin Updates (Penguin Updates) relate to a number of algorithm changes and data refreshes from Google. The aim of the adjustments is to identify and remove webspam in the search results. Google wants to reduce the manipulation of search results and deliberately punish page optimization that does not seem natural. Spam and Penguin Update … Read more

The Hilltop algorithm evaluates whether your website belongs to an expert organization or person or it has authoritative content and history and calculates its relevance and trustworthiness for certain keywords. If you start a search query on Google for a specific term, the search engine first determines the expert and authority pages that are relevant … Read more

The use of mobile devices has been increasing for years. A mobile-optimized website is a must. Google has long responded to this: With the Mobile-First Index, Google uses information that is found on the mobile version of a website to compile the search results Definition of Mobile-First Index With the Mobile-First Index, Google is taking … Read more