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To understand recent concerns re nofollow, etc, I am wondering if this indicates something about the way PageRank is calculated. The Null Hypothesis is that PageRank as it applies in the Google search algorithm may possibly be calculated in two phases. Phase 1 calculates PR for all URLs: Phase 2 applies filters and tags. Does anyone have a better hypothesis?
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from DanThies 1082 Days ago #
Votes: 0

It’s actually pretty simple to do what was described withotu doing anything crazy - but PageRank doesn’t "evaporate" - the probability just gets spread across the rest of the index.

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from bwelford 1076 Days ago #
Votes: 0

In the light of Matt Cutts recent post on PageRank Sculpting:http://www.mattcutts.com/blog/pagerank-sculpting/this Null Hypothesis is looking better all the time.

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