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Archive For: Research

Tested: Google’s New Barrier to Entry

Spam

Penguin 2.0 did many great things for the quality of Google’s search results, but one of them went largely unnoticed by the mainstream SEO community. Since the last update I was approached by several people who have noticed a new …

 

How to Visualise Very Large Websites

If you’re running a small-to-medium sized website, visualising website architecture isn’t difficult. What do you do if your website exceeds 100,000 or even 1,000,000 pages?

Visio, PowerMapper, SmartDraw and similar applications won’t do the trick. They produce great visualisations in …

 

Results: Ten Months of Google Algorithm Changes

Google Flux

Data Source: Algoroo

We process search query data for thousands of keywords on a daily basis and observe fluctuations in their position. By adding both ups and downs into a single movement score we’re able to map the change levels …

 

Introducing: HyperPagerank

hyperpagerank

A ‘traditional’ link graph is a directed graph which consists of nodes connected by edges, a schematic representation of a document collection connected by directional links (A → B). Link-based search engines (such as Google) rely on directed link …

 

Impact of Word Count on Social Shares

I have so far written around 200,000 words of content. Some of my posts are long and detailed, others can be amazingly short. I experimented with various formats over the years but was unable to find the exact pattern of …

 

Anchor Text Proximity Experiment

hyperlink

Background

I always felt that surrounding text plays a semantic role in Google’s search algorithm, but was never able to ascertain the degree of its influence or whether it has any impact at all. This experiment was designed to test …

 

Google Doesn’t Index Selectively Shared Posts

Excluded Circle

As you can guess from the title, our main discovery (or I should say confirmation) is that Google+ posts you share with limited circles will not be indexed and will not return in Google’s non-personalised search results.

So, if you …