236 search results for "iris"

Plotting App for ggplot2

April 5, 2016
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2016-04-06 18_27_39-Clipboard

Through this post, I would like to share an update to my RTutoR package. The first version of this package included an R Basics Tutorial App which I published earlier at DataScience+ The updated version of this package, which is now on CRAN, includes a plotting app. This app provides an automated interface for generating Plotting App for...

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R Quick Tip: Collapse a lists of data.frames with data.table

April 5, 2016
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With my HIBPwned package, I consume the HaveIBeenPwned API and return back a list object with an element for each email address. Each element holds a data.frame of breach data or a stub response with a single column data.frame containing NA. Elements are named with the email addresses they relate to. I had a list The post

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Easy data validation with the validate package

March 25, 2016
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Easy data validation with the validate package

The validate package is our attempt to make checking data against domain knowledge as easy as possible. Here is an example. The summary gives an overview of the number of items checked. For an aggregated test, such as the … Continue reading →

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tibble 1.0.0

March 24, 2016
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tibble 1.0.0

I’m pleased to announce tibble, a new package for manipulating and printing data frames in R. Tibbles are a modern reimagining of the data.frame, keeping what time has proven to be effective, and throwing out what is not. The name comes from dplyr: originally you created these objects with tbl_df(), which was most easily pronounced

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apply lapply rapply sapply functions in R

March 18, 2016
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apply lapply rapply sapply functions in R

As part of Data Science with R, this is third tutorial after basic data types,control structures in r.One of the issues with for loop is its memory consumption and its slowness in executing a repetitive task at hand. Often dealing with large data and iterating it, for loop is not advised. R...

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rOpenSci geospatial libraries

March 17, 2016
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rOpenSci geospatial libraries

Geospatial data input/output, manipulation, and vizualization are tasks that are common to many disciplines. Thus, we're keenly interested in making great tools in this space. We have an increasing set of spatial tools, each of which we'll cover sparingly. See the cran and github badges for more information. We are not trying to replace the current R geospatial libraries -...

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Upload plots as PNG file to your wordpress

February 27, 2016
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Upload plots as PNG file to your wordpress

Synopsis Note! This post is a addition to Create blog posts from RStudio to WordPress About a week ago I tried to add my blog to R-Bloggers. I thought everything was correct to add it. But this week I got a mail from Tal Galili (site administrator of R-Bloggers) with

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Interactive plotting with rbokeh

February 17, 2016
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Hello everyone! In this post, I will show you how you can use rbokeh to build interactive graphs and maps in R. What is bokeh? Bokeh is a popular python library used for building interactive plots and maps, and now it is also available in R, thanks to Ryan Hafen. It is a very powerful

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R for Deep Learning (I): Build Fully Connected Neural Network from Scratch

February 13, 2016
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R for Deep Learning (I):  Build Fully Connected Neural Network from Scratch

I would like to thank Feiwen, Neil  and all other technical reviewers and readers for their informative comments and suggestions in this post. Backgrounds Deep Neural Network (DNN) has made a great progress in recent years in image recognition, natural language processing and automatic driving fields, such as Picture.1 shown from 2012  to 2015 DNN improved

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The Easiest Way to Learn ggplot2

February 10, 2016
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Learn how to produce meaningful and beautiful data visualizations with DataCamp’s ggplot2 course series. Be introduced to the principles of good visualizations and the grammar of graphics plotting concept implemented in the ggplot2 package. Learn yourself how to make complex exploratory plots, and be able to make a custom plotting function to explore a large data set, combining...

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