Aaron Wall

TrustRank Algorithm A buddy of mine pointed me to a white paper by Zoltan Gyongyi, Hector Garcia-Molina, & Jan Pederson about a concept called TrustRank(PDF). Human editors help search engines combat search engine spam, but reviewing all content is impractical. TrustRank places a core vote of trust on a seed set of reviewed sites to …

Aaron Wall

Google Latent Semantic Indexing Many people have been noticing a wide shuffle in search relevancy scores recently. Some of those well in the know attribute this to latent semantic indexing, which Google has been using for a while, but recently increased its weighting. How Does Latent Semantic Indexing Work? Latent semantic indexing allows a search …