Google Books Ngram Viewer (1800 ~ 2008) 從書中看用語和主題趨勢

在大數據時代，擁有大量資料，就可以玩出更多有價值的、有趣的事物。Google Books從1800 ~ 2008年數位化書籍中，整合OCR (Optical Character Recognition) 辨識文字，以搜尋引擎技術索引大量文字。之後，光利用n-gram技術，好玩的歷史寫作趨勢就可以分析了。

Google Books Ngram Viewer: data mining,machine learning,knowledge discovery,big data

R - Install Packages

Do by learning. I think you have learned programming like C#, Java, or C++ so that the following article is setting a problem to learn by example.

How to install packages in my R environment? 

http://upload.wikimedia.org/wikipedia/commons/c/c0/MaPlot-edgeR.smear-wikipedia.png

R - An Introduction to the R Programming Environment

R is an integrated software packages for data processing, calculation and graphical
display with following advantages.

http://www.r-project.org/Rlogo.jpg

Google+ Explore (What's Hot)

In the topic of social recommendation, Google+ seems behind FB in a long distance.

Explore of Google+