Search Engine Land has a short article on bias versus brands. The issue at hand is whether Google Instant has a brand bias. Google says it does not:
Singhal explains that when someone types in T, mathematically “most people typing T will go to Target. That’s the probability model. If you add R to it (“Tr”), most people are looking for a translation system. It’s actually just pure mathematical modeling.” It is just math, he says, not a bias.
Oh come on, now! What kind of explanation is that? There is no such thing as “just math”. There is always a conscious decision to use math in a particular way.
Let’s take as an example the classic information retrieval ranking function: tf * idf. Continue reading…
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