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Introduction to R Language

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Visuality talks Y18W34 - Jarosław Lubelski is talking about R language in basics. Enjoy and subscribe to our channel - more is coming:)

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Introduction to R Jarek Lubelski
What R actually is? • statisticians and other men of science needed to perform advanced calculations easily without the need to learn complicated programming methods • more interactive than these:
What R actually is? • John Chambers, Rick Becker, Doug Dunn, Paul Tukey, Graham Wilkinson • 1976 at Bell Laboratories • „Old S”
What R actually is? • 1979 - UNIX became main platform for S • 1984 - source code was licensed by AT&T • 1988 - „New S”
What R actually is? • Ross Ihaka and Robert Gentleman • 1993 at University of Auckland (announced on s-news) • R
What R actually is? • 1995 - GNU Public License • 1996 - first release • 1997 - creation of Core Team
What R actually is? • Scheme interpreter • S-like syntax • vector based • lazy evaluation of functions arguments
How R works? • interpreted language • over 12,500 packages (CRAN) • built-in tools for graphic representation of computing results
How R works? • dynamic • functional • object-oriented • reflective
How R works? • easy to run on almost every OS • frequent releases • object-oriented • reflective
How R works?
How R works?
How R works?
How R works?
How R works?
How R works?
How R works?
How R works?
How R works?
How R works?
How R works?
How R works?
How R works?
How R works?
How R works?
Where and why R is used? • It’s free • free to install, use, update, clone, modify, redistribute • even to sell
Where and why R is used? • It’s popular • Core Team • big community • It’s becoming standard
Where and why R is used?
Where and why R is used? • It’s powerful • Handles complex and large data easily • can be used on High Performance Computer Clusters • supports multicore task distribution • Built-in high-end graphics tools
Where and why R is used? • It’s flexible • „normal” or complex statistics operations • Big Data analysis, simulations • Interactive tests, psychometrics • Support for web applications
Where and why R is used? • It’s well supported • Stack Overflow community • Core Team • R-Bloggers • r-help, r-devel

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Introduction to R Language

  • 2. What R actually is? • statisticians and other men of science needed to perform advanced calculations easily without the need to learn complicated programming methods • more interactive than these:
  • 3. What R actually is? • John Chambers, Rick Becker, Doug Dunn, Paul Tukey, Graham Wilkinson • 1976 at Bell Laboratories • „Old S”
  • 4. What R actually is? • 1979 - UNIX became main platform for S • 1984 - source code was licensed by AT&T • 1988 - „New S”
  • 5. What R actually is? • Ross Ihaka and Robert Gentleman • 1993 at University of Auckland (announced on s-news) • R
  • 6. What R actually is? • 1995 - GNU Public License • 1996 - first release • 1997 - creation of Core Team
  • 7. What R actually is? • Scheme interpreter • S-like syntax • vector based • lazy evaluation of functions arguments
  • 8. How R works? • interpreted language • over 12,500 packages (CRAN) • built-in tools for graphic representation of computing results
  • 9. How R works? • dynamic • functional • object-oriented • reflective
  • 10. How R works? • easy to run on almost every OS • frequent releases • object-oriented • reflective
  • 26. Where and why R is used? • It’s free • free to install, use, update, clone, modify, redistribute • even to sell
  • 27. Where and why R is used? • It’s popular • Core Team • big community • It’s becoming standard
  • 28. Where and why R is used?
  • 29. Where and why R is used? • It’s powerful • Handles complex and large data easily • can be used on High Performance Computer Clusters • supports multicore task distribution • Built-in high-end graphics tools
  • 30. Where and why R is used? • It’s flexible • „normal” or complex statistics operations • Big Data analysis, simulations • Interactive tests, psychometrics • Support for web applications
  • 31. Where and why R is used? • It’s well supported • Stack Overflow community • Core Team • R-Bloggers • r-help, r-devel