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Videos uploaded by user “librarianwomack”
Time Series in R Session 1.2 (Correlation)
 
04:45
Time Series in R, Session 1, part 2 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 22581 librarianwomack
Survival Analysis in R, part 1, Introduction
 
04:33
Ryan Womack, Data Librarian Rutgers University https://ryanwomack.com twitter: @ryandata https://github.com/ryandata/Survival/ or http://libguides.rutgers.edu/data_R Screencast version of a workshop at Rutgers University. Introduction to the setup, necessary packages, and a tiny bit of background on survival analysis.
Views: 6584 librarianwomack
Time Series in R Session 1.1 (Basic Objects and Commands)
 
23:36
Time Series in R, Session 1, part 1 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata Fixed the script and provided new locations for downloads at https://ryanwomack.com/TimeSeries.R https://ryanwomack.com/data/UNRATE.csv https://ryanwomack.com/data/CPIAUCSL.csv
Views: 106727 librarianwomack
Time Series in R Session 1.3 (Forecasting)
 
04:54
Time Series in R, Session 1, part 3 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 31372 librarianwomack
Time Series in R Session 1.4 (Stochastic Models)
 
06:45
Time Series in R, Session 1, part 4 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 12644 librarianwomack
Survival Analysis in R, part 7, Accelerated Failure Time (AFT) Model
 
09:24
Ryan Womack, Data Librarian Rutgers University https://ryanwomack.com twitter: @ryandata https://github.com/ryandata/Survival/ or http://libguides.rutgers.edu/data_R Screencast version of a workshop at Rutgers University. Part 7 uses survreg to implement the Accelerated Failure Time (AFT) Model and concludes with a brief review of the major survival analysis commands.
Views: 3124 librarianwomack
Time Series in R Session 1.5 (Regression)
 
06:09
Time Series in R, Session 1, part 5 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 15639 librarianwomack
Intro to R Session 1.1 (Statistical Functions - Preliminaries)
 
03:48
Introduction to R, Session 1, part 1 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 2049 librarianwomack
Intro to R Session 1.2 (Statistical Functions - Getting Around in R)
 
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Introduction to R, Session 1, part 2 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 1318 librarianwomack
Intro to R Session 2.10 (Graphics - GoogleVis and Maps)
 
15:42
Introduction to R, Session 2, part 9 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 23948 librarianwomack
Intro to R Session 3.7 (Data Manipulation - Working with large-scale data)
 
13:40
Introduction to R, Session 3, part 7 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 3349 librarianwomack
Survival Analysis in R, part 4, fitting distributions to data
 
14:22
Ryan Womack, Data Librarian Rutgers University https://ryanwomack.com twitter: @ryandata https://github.com/ryandata/Survival/ or http://libguides.rutgers.edu/data_R Screencast version of a workshop at Rutgers University. Part 4 fits distributions to the data using the "survival" package and the "flexsurv" package. Also, probability plots using "e1071" package.
Views: 5306 librarianwomack
Data Visualization and R, part 1, Outline
 
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Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/DataViz Part 1 provides a brief outline of what is and is not covered by this series.
Views: 3675 librarianwomack
Intro to R Session 2.6 (Graphics - 3-D plots)
 
07:37
Introduction to R, Session 2, part 6 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 706 librarianwomack
Intro to R Session 1.5 (Statistical Functions - Statistical Tests)
 
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Introduction to R, Session 1, part 5 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 589 librarianwomack
Survival Analysis in R, part 6, Cox Proportional Hazards Model and Residuals
 
11:22
Ryan Womack, Data Librarian Rutgers University https://ryanwomack.com twitter: @ryandata https://github.com/ryandata/Survival/ or http://libguides.rutgers.edu/data_R Screencast version of a workshop at Rutgers University. Part 6 uses the coxph function for the Cox Proportional Hazards Model. Methods of generating and testing residuals for model fit are discussed.
Views: 6371 librarianwomack
Time Series in R Session 1.6 (Stationary and Non-Stationary Models)
 
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Time Series in R, Session 1, part 6 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 29988 librarianwomack
Data Visualization and R, part 2, Introduction
 
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Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/DataViz Part 2 introduces Data Visualization, why it is important, and some examples what and what not to do.
Views: 1810 librarianwomack
Hands-On Big Data Part 1 - Introduction
 
18:52
Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/bigdata Screencast version of workshop originally delivered at IASSIST (iassistdata.org) Annual Conference, June 2015. Part 1 is an introduction to the concept of Big Data and sets the stage for the workshop.
Views: 1344 librarianwomack
Hands-On Big Data Part 11 - accessing 500TB of Commoncrawl data
 
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Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/bigdata Screencast version of workshop originally delivered at IASSIST (iassistdata.org) Annual Conference, June 2015. In Part 11, the Commoncrawl archive of web page data is explored. This archive contains more than 500TB of data, and many useful tools and scripts have been developed to work with this free, open access corpus. A simple function that can identify and download all of the webpages from a particular website is demonstrated.
Views: 1034 librarianwomack
Intro to R Session 1.6 (Statistical Functions - Regression)
 
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Introduction to R, Session 1, part 6 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 555 librarianwomack
Hands-On Big Data Part 5 - Hive
 
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Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/bigdata Screencast version of workshop originally delivered at IASSIST (iassistdata.org) Annual Conference, June 2015. Part 5 illustrates using the Hive language via the Hue interface, running on a Hadoop cluster in Amazon EMR. Forgot to remind people to terminate their clusters in the video, so please remember to TERMINATE your cluster to save costs.
Views: 1532 librarianwomack
Data Visualization and R, part 10, Interactive Graphics
 
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Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/DataViz Screencast version of a workshop at Rutgers University. This section looks at various ways of bringing interactivity to your graphics, including animation linked data plots, googleVis, and playwith.
Views: 3747 librarianwomack
Survival Analysis in R, part 2, Exploring the (Censored) Data
 
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Ryan Womack, Data Librarian Rutgers University https://ryanwomack.com twitter: @ryandata https://github.com/ryandata/Survival/ or http://libguides.rutgers.edu/data_R Screencast version of a workshop at Rutgers University. Part 2 discusses the sample data, an extract from the German Breast Cancer Study, and explores the variables involved. Discussion of censored data.
Views: 4850 librarianwomack
Intro to R Session 2.3 (Graphics - Barcharts)
 
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Introduction to R, Session 2, part 3 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 436 librarianwomack
Data Visualization and R, part 5, ggplot2 and the Grammar of Graphics
 
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Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/DataViz Screencast version of a workshop at Rutgers University. This segment reviews the use of the ggplot2 package in R and its relation to the Grammar of Graphics developed by Leland Wilkinson.
Views: 1902 librarianwomack
Data Visualization and R, part 4, lattice and the small multiple
 
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Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/DataViz Screencast version of a workshop at Rutgers University. This segment reviews the use of the lattice package in R for data analysis, including the display of "small multiples" of data in Trellis panels, as well as the historical role of William Cleveland.
Views: 1964 librarianwomack
Survival Analysis in R, part 5, Confidence Intervals and Differential Plots
 
07:26
Ryan Womack, Data Librarian Rutgers University https://ryanwomack.com twitter: @ryandata https://github.com/ryandata/Survival/ or http://libguides.rutgers.edu/data_R Screencast version of a workshop at Rutgers University. Part 5 compares confidence intervals around survival curves using the "rms" package and creates differential plots of survival rates.
Views: 2344 librarianwomack
Survival Analysis in R, part 3, survival objects, Kaplan-Meier curves, etc.
 
19:15
Ryan Womack, Data Librarian Rutgers University https://ryanwomack.com twitter: @ryandata https://github.com/ryandata/Survival/ or http://libguides.rutgers.edu/data_R Screencast version of a workshop at Rutgers University. Part 3 uses the "survival" package to create a survival data object and plots various visualizations, such as Kaplan-Meier plots of survival rates.
Views: 4566 librarianwomack
Intro to R Session 2.5 (Graphics - Shingles)
 
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Introduction to R, Session 2, part 5 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 491 librarianwomack
Intro to R Session 1.4 (Statistical Functions - Distributions and Summary Statistics)
 
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Introduction to R, Session 1, part 4 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 978 librarianwomack
Hands-On Big Data Part 3 - Hadoop on EMR (Amazon Web Services)
 
38:55
Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/bigdata Screencast version of workshop originally delivered at IASSIST (iassistdata.org) Annual Conference, June 2015. Part 3 steps through accessing Amazon Web Services and launching a Hadoop cluster via Amazon Elastic Map Reduce (EMR).
Views: 3789 librarianwomack
Hands-On Big Data Part 0 - Setup
 
17:53
Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/bigdata Screencast version of workshop originally delivered at IASSIST (iassistdata.org) Annual Conference, June 2015. Part 0 discusses setup issues for the cloud computing demo. SKIP this video if you are comfortable with this material, or just return to it later as needed. Part 1 begins the discussion of the content about Big Data.
Views: 2363 librarianwomack
Intro to R Session 2.1 (Graphics - Preliminaries)
 
07:54
Introduction to R, Session 2, part 1 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 661 librarianwomack
Hands-On Big Data Part 4 - Pig
 
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Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/bigdata Screencast version of workshop originally delivered at IASSIST (iassistdata.org) Annual Conference, June 2015. Part 4 uses the Hue web interface to illustrate a simple example of running a Pig script on a Hadoop cluster.
Views: 1037 librarianwomack
Intro to R Session 1.3 (Statistical Functions - R Concepts)
 
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Introduction to R, Session 1, part 3 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 1120 librarianwomack
Intro to R Session 3.5 (Data Manipulation - World Bank Data)
 
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Introduction to R, Session 3, part 5 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 1416 librarianwomack
Data Visualization and R, part 7, Categorizing and Clustering
 
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Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/DataViz Screencast version of a workshop at Rutgers University. This section presents some examples of clustering methods (tree plots, dendrograms) and the mosaic plot for displaying categorical data.
Views: 1090 librarianwomack
Hands-On Big Data Part 8 - Ambari on Hortonworks on Microsoft Azure
 
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Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/bigdata Screencast version of workshop originally delivered at IASSIST (iassistdata.org) Annual Conference, June 2015. Part 8 uses the Microsoft Azure cloud computing services to demonstrate the Hortonworks Sandbox version of a Hadoop environment. The Ambari management suite is then demonstrated. Finally, a virtual machine version of the Hortonworks Sandbox is spun up.
Views: 1136 librarianwomack
Data Visualization and R, part 8, Maps and Glyphs
 
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Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/DataViz Screencast version of a workshop at Rutgers University. A brief look at some mapping examples and glyphs.
Views: 673 librarianwomack
Intro to R Session 2.8 (Graphics - Exporting Graphical Output)
 
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Introduction to R, Session 2, part 8 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 510 librarianwomack
Data Visualization and R, part 11, Interactive Data on the Web
 
18:09
Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/DataViz Screencast version of a workshop at Rutgers University. This section looks at rCharts, shiny, and ggvis as techniques of creating interactive data visualizations on the web.
Views: 642 librarianwomack
Data Visualization and R, part 6, Visualizing Distributions of Data
 
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Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/DataViz Screencast version of a workshop at Rutgers University. Screencast version of a workshop at Rutgers University. This section presents several methods of exploring and visualizing the distribution of your data, such as kernel density plots, box and whiskers plots, violin plots, and more.
Views: 623 librarianwomack
Data Visualization and R, part 3, History
 
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Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/DataViz Screencast version of a Rutgers workshop Part 3 discusses influential figures in the history of data visualization (Playfair, Minard, Tufte, etc.)
Views: 1214 librarianwomack
Hands-On Big Data Part 9 - RHadoop
 
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Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/bigdata Screencast version of workshop originally delivered at IASSIST (iassistdata.org) Annual Conference, June 2015. Part 9 provides a brief overview of RHadoop, a project to enable usage of Hadoop data from within the R statistical software environment.
Views: 344 librarianwomack
Intro to R Session 3.2 (Data Manipulation - Importing and Converting Data)
 
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Introduction to R, Session 3, part 2 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 1002 librarianwomack
Intro to R Session 3.6 (Data Manipulation - Exporting Output)
 
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Introduction to R, Session 3, part 6 (Ryan Womack, Rutgers University) http://libguides.rutgers.edu/data twitter: @ryandata
Views: 1501 librarianwomack
Data Snapshots - ICPSR
 
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Introduction to ICPSR - the world's largest social science data archive. For a high quality version of this video, go here: http://www.rci.rutgers.edu/~rwomack/ICPSR/ICPSR_demo.htm There is also a series of more detailed tutorials from ICPSR at http://www.youtube.com/user/ICPSRWeb Go here to provide feedback http://www.surveymonkey.com/s.aspx?sm=RALHpGFMjvvDgfCbdwsp4w_3d_3d Follow data news at Rutgers see http://rutgersdata.wordpress.com
Views: 347 librarianwomack
Hands-On Big Data Part 6b - Spark in action
 
11:06
Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/bigdata Screencast version of workshop originally delivered at IASSIST (iassistdata.org) Annual Conference, June 2015. Part 6b continues the illustration of Spark on Amazon EC2. Here a small sample program is run via the interactive Scala interface. Then the cluster is detroyed.
Views: 469 librarianwomack
Hands-On Big Data Part 10a - Tessera, High-Dimensional Data, and Sparse Data
 
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Ryan Womack, Data Librarian Rutgers University http://ryanwomack.com twitter: @ryandata https://github.com/ryandata/bigdata Screencast version of workshop originally delivered at IASSIST (iassistdata.org) Annual Conference, June 2015. Part 10a introduces the Tessera project to provide simplified MapReduce-type functions and data visualization in the R statistical software environment, along with instructions on spinning up an Amazon EC2 instance to run Tessera. While the cluster installs, issues present in big data analysis such as high-dimensional data and sparse data are discussed.
Views: 265 librarianwomack

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