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Archive For: Research

Co-Occurrence as a Ranking Signal

TL;DR: A little-known property of Google Books search highlights co-occurrence as a ranking signal.

The concept of co-occurrence (not to be confused with co-citation) has been on the radar of many search professionals for a while. I accepted the idea …

 

Reddit: Google’s Semantic Data-Mining Opportunity

Look at this perfectly looped image sequence. It’s link building, chain making, Futurama, factory… it’s satisfying, and hypnotic. Google, however, won’t be able to link these concepts well enough unless it’s fed structured semantic data. They must find creative ways …

 

Tested: QR and EXIF URL Discovery

googlebot

I’ll keep this short and to the point. We tested two things:

  1. Will Google discover a URL contained in a QR code?
  2. Will Google discover a URL contained in an EXIF?

The answer to both at this stage of our …

 

The Art of Link Earning

NOTE: An updated, 2016 study is available here.

Exactly two years ago, I published a little study on link anatomy [PDF] from link builder’s point of view and many were surprised to see so many attributes attached to something …

 

Anchor Text Harvesting

This article explains how to crawl a single domain and generate a complete list of all external anchor text used.

harvest

80Legs
  1. Log into 80legs and create a new job. You can name it whatever you like.
  2. Add the URL
 

How to get 25,000 +1’s and PageRank 7 in one week

WARNING: Misleading title.

Now that I got your attention I’d like to point out just how smart Google has become over the years. It seems they’re able to understand when a site has been moved and consolidate their signals accordingly …

 

Penguinflux or Hummingbird?

Today we upgraded Algoroo to include all available SERP flux data ranging from December 2012 until now. One thing that strikes me as unusual is the impact Penguin 2.0 left on search results. It seems that the level of search …