A human-filtered collection of the best writing from the Social Media Collective, a diverse group of bloggers, consultants, investors, entrepreneurs, journalists, and analysts who represent the web's best thinking on social media...
Search algorithms & popularity factors: link, social, click, blog, industry. Since modern search engines are concerned with popularity and not direct relevancy, & big firms up the price of text link buying beyond affordability...
Text Mining Recommendation Systems/ Collaborative Filtering, Structure Web Graph Page Rank/Spam Social Networking, Data Structures Bloom Filters ... Stanford University course; resources, links, more.