Articles by CloudStat

Text Mining to Word Cloud App with R

May 13, 2012 | 0 Comments

Here is a simple application to transform text into a beautiful word cloud, Text Mining to WordCloud. The purpose is to find out the highest frequency word in a certain text. It is an app built with R language, the source code is attached at the end of... [Read more...]

R Statistics Mobile Console (iPhone)

April 13, 2012 | 0 Comments

I’m trying to make a mobile version of R-GUI, here is one (trying with iPhone emulator), not so beautiful, but still work. Try at CloudStat Mobile. Below are the screenshots: Homepage Web-based R Console Statistical Apps Directory ( R Apps ) ... [Read more...]

Draw Your Breast with CloudStat – A R Apps (for fun)

March 31, 2012 | 0 Comments

This is a simple apps, called “Draw Your Breast with R“  created with R to generate Breast alike graphics. With this Draw Your Breast with R apps, you can change 4 parameters which are Theta, Phi, Expand and Color to generate graphics like... [Read more...]

Scraping table from html web with CloudStat

January 12, 2012 | 0 Comments

You need to use the data from internet, but don’t type, you can just extract or scrape them if you know the web URL. Thanks to XML package from R. It provides amazing readHTMLtable() function. For a study case, I want to scrape data: US Airline Custo... [Read more...]

Lesson 2: Values & Variables (CloudStat School)

January 8, 2012 | 0 Comments

This is the second lesson of CloudStat School, Lesson 2: Values & Variables. At the end of the lesson 2, you should know: 1. Inserting values into valuables 2. Calling valuables 3. Simple operation within variables. 2.1 Assign/Insert Values into Vari... [Read more...]

Lesson 1: Overview of R Language & CloudStat School

January 2, 2012 | 0 Comments

This is the first lesson of CloudStat School, Lesson 1: Overview of R Language & CloudStat School. The objective of this lesson is introducing R Language and how you can be a R programmer or a data analyst through CloudStat School. At the end of this l... [Read more...]

CloudStat School – The Introduction

January 1, 2012 | 0 Comments

CloudStat School is a not yet released open source project. The objective is to create an interactive R Learning Platform. The best way to learn R programming is doing while learning. In CloudStat School, you will see a console box at your top left han... [Read more...]

Best One-Sentence Pitch for CloudStat (TechCrunch)

December 31, 2011 | 0 Comments

Best One-Sentence Pitch for CloudStat (TechCrunch): Techcrunch.com is running a one sentence pitch competition for startup. So, I made one for CloudStat (using their format): My company, CloudStat is developing a cloud-based statistical platform to h... [Read more...]

Interview with Kai Chew, CloudStat

December 31, 2011 | 0 Comments

Here is an interview with Kai Chew, Founder of Cloudstat. CloudStat is developing a cloud-based statistical platform to help researchers who want to make sense of data to do statistical analysis collaboratively with its high performance computing infra... [Read more...]

Say Hi to CloudStat!

December 30, 2011 | 0 Comments

Hello and welcome to the CloudStat official blog! We’ll be using this space to talk about product updates, getting the most out of CloudStat, and random thoughts on data analysis learning, especially in R language. More about CloudStat can be vie... [Read more...]

Prime Number in R Language (CloudStat)

November 28, 2011 | 0 Comments

A prime number (or a prime) is a natural number greater than 1 that has no positive divisors other than 1 and itself. R Language Code The Prime Function prime = function(n){   n = as.integer(n)   if(n __ 1e8) stop(“n too large”)   primes = re...
[Read more...]

CloudStat: Learn & Do R Language on the Cloud

November 19, 2011 | 0 Comments

Hi! My fellow useRs! I’m making a web-based R Language platform ( http://cloudst.at/ ) for my students. My aim is to decrease the learning curve of learning R and collaboration. With CloudStat, there is no more download, installation, update and mai... [Read more...]

Vectors (CloudStat)

November 5, 2011 | 0 Comments

The simplest type of data object in R is a vector, which is simply an ordered set of values. Some further examples of creating vectors are shown below: Input: 1:20 Output: [1] 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 This creates a... [Read more...]

#2 Data Classes (CloudStat)

November 5, 2011 | 0 Comments

As stated in CloudStat Intro, we know that CloudStat is based on R Language, an object orientated language, everything in R is an object. Each object has a class. The simplest data objects are one-dimensional arrays called vectors, consisting of any nu... [Read more...]
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