SEO theory that has no evidence of ever having been researched or patented has probability of being false than hypothesis that has evidence to support it.. By removing links from their link graph then running the algorithm on the links that survived the culling, Researchers discovered that they could improve search results. Examples of such links are links that are created for the purpose of advertising or navigation.. from the perspective of link analysis algorithms, the recommendation of the target pages. Focusing on the links between sites and tossing out the unqualified links is in the evolution of modern link ranking algorithms. The further away site is from the seed sites, the likelier it's that the site is spam or irrelevant.. Note that the links participating in the shortest paths from the seeds to the pages constitute sub-graph that includes all the links that are flow ranked from the seeds.. this sub-graph includes much less links than the original link-graph, the shortest paths from the seeds to each page in this sub-graph have the same lengths as the in the original graph... In this case, it creates new link graph that is comprised of the sites and pages with the shortest distances from the original seed set.. Given the successes researchers have experienced using the reduced link graph technique, it's possible that form of reduced link graph is indeed in use by Google and other search engines. Understanding how modern algorithms work may help you better formulate strategy, about strategies based on nothing...
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