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Archive For: Research

Do you want to contribute to the Australian Science knowledge community?

(For those drawn here from blog posts and other social media sites, Australian Science is a science and technology magazine and blogging network covering new technologies, web, education, scientific materials, and other related fields.)


We are expanding our blogging and network activities to cover more scientific fields.…

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Social Signal Consolidation

Is consolidation of social signals possible? Dejan SEO team investigates with a simple test including the rel=”canonical” element.

One of our recent fun graphics got a respectable amount of exposure in social media, however if we load a comment # for that URL the likes, +1’s and Digg counts would reset to zero.…

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PageRank Modelling Study

This is an academic study of controlled PageRank modelling of a simplified link graph in a collection of three documents.

Key Observations:
  1. Introduction of a new document into the existing collection reduces the PageRank value of existing documents
  2. Differences in PageRank value of chain-linked documents vs.

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Google Knowledge Graph: How did this happen?

Google goes one step further in attempt to become an intelligent search engine by introducing their knowledge graph results. “Search is a lot about discovery—the basic human need to learn and broaden your horizons.”, Google.

Knowledge Graph

Predictions for 2012

Earlier this year I predicted the three key improvements in Google’s algorithm will be improved spam detection, social graph and knowledge graph.…

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Harvard and MIT offer free online education materials

Harvard University and the Massachusetts Institute of Technology (MIT) announced last week the launch of edX, a transformational partnership and initiative in online education. EdX presents a not-for-profit joint venture between these two institutions that will collaborate to “enhance campus-based teaching and learning and build a global community of online learners”, offering online versions of their classes and those of other universities.…

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SEO Experiment: Google Image Search

Our previous SEO experiments hinted at a possibility of Google (purposely?) shuffling the results out of expected pattern. This time we investigate what happens on a larger scale and use 100 images for our test.

The Experiment

We started by creating a row of numbers in Excel (1-100) and used conditional formatting to colour all the cells.…

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