# Top KDnuggets tweets, Sep 27-30: Data Mining and Analysis, free book (draft) download; Random Forests Algorithm – why it works

New Book: Data Mining and Analysis: Fundamental Concepts and Algorithms, free PDF dow; Random Forests Algorithm - what is it, why does it work so well; Penn researchers use Facebook data to predict users age, gender, personality; Google Hummingbird is a completely new search algorithm and incredibly no one noticed

Most popular KDnuggets tweets

(see twitter.com/kdnuggets ) for Sep 27-30 were

**Most viewed:**

New Book: Data Mining and Analysis: Fundamental Concepts and Algorithms, free PDF download (draft) bit.ly/1bMQrvX

**Most Retweeted:**

Random Forests Algorithm - what is it, why does it work so well, R & Python implementations shrd.by/yLaQQF

**Most Favorited:**

New Book: Data Mining and Analysis: Fundamental Concepts and Algorithms, free PDF download (draft) bit.ly/1bMQrvX

**Top 10 Tweets**

- New Book: Data Mining and Analysis: Fundamental Concepts and Algorithms, free PDF download (draft) bit.ly/1bMQrvX
- Random Forests Algorithm - what is it, why does it work so well, R & Python implementations shrd.by/yLaQQF
- Penn researchers use Facebook data to predict users age, gender (92% accuracy), personality traits. bit.ly/16bc99w
- Google "Hummingbird" is a huge change - a completely new search algorithm and incredibly no one noticed bit.ly/19droLL
- Brilliant! How Google converted Language Translation to a data mining problem in Language Space bit.ly/16P5hvb
- edX: Learning from Data, free online course, taught by Caltech Professor Abu-Mostafa, starts Sep 30 bit.ly/18wyWuQ
- R is also a command-line tool for data science! #rstats bit.ly/1780vft
- 5 visions for #BigData successor: Data integration, Monetization, User power, New technologies, Machine Learning bit.ly/GzBbFB
- Top 10 KDnuggets tweets, Sep 25-26: ganalytics: Google Analytics with R; Getting a Free Data Science Education bit.ly/1bM92Iz
- 64% of organizations are investing or plan to invest in #BigData technology this year, compared to 58% in 2012 bit.ly/14SoyhK