Data manipulation with R : efficiently perform data manipulation using the split-apply-combine strategy in R
This book is for all those who wish to learn about data manipulation from scratch and excel at aggregating data effectively. It is expected that you have basic knowledge of R and have previously done some basic administration work with R.
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| Main Authors | , |
|---|---|
| Format | Electronic eBook |
| Language | English |
| Published |
Birmingham, England ; Mumbai [India] :
Packt Publishing,
2015.
|
| Edition | Second edition. |
| Series | Community experience distilled.
|
| Subjects | |
| Online Access | Full text |
| ISBN | 9781785288500 1785288504 1523106212 9781523106219 9781785288814 |
| Physical Description | 1 online resource (130 pages) : illustrations, tables |
Cover
| LEADER | 00000cam a2200000 i 4500 | ||
|---|---|---|---|
| 001 | kn-ocn908071119 | ||
| 003 | OCoLC | ||
| 005 | 20240717213016.0 | ||
| 006 | m o d | ||
| 007 | cr cn||||||||| | ||
| 008 | 150418t20152015enka o 001 0 eng d | ||
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| 020 | |a 9781785288500 |q (electronic bk.) | ||
| 020 | |a 1785288504 |q (electronic bk.) | ||
| 020 | |a 1523106212 | ||
| 020 | |a 9781523106219 | ||
| 020 | |z 9781785288814 | ||
| 035 | |a (OCoLC)908071119 |z (OCoLC)1259169340 | ||
| 100 | 1 | |a Abedin, Jaynal, |e author. | |
| 245 | 1 | 0 | |a Data manipulation with R : |b efficiently perform data manipulation using the split-apply-combine strategy in R / |c Jaynal Abedin, Kishor Kumar Das. |
| 250 | |a Second edition. | ||
| 264 | 1 | |a Birmingham, England ; |a Mumbai [India] : |b Packt Publishing, |c 2015. | |
| 264 | 4 | |c ©2015 | |
| 300 | |a 1 online resource (130 pages) : |b illustrations, tables | ||
| 336 | |a text |b txt |2 rdacontent | ||
| 337 | |a computer |b c |2 rdamedia | ||
| 338 | |a online resource |b cr |2 rdacarrier | ||
| 490 | 1 | |a Community Experience Distilled | |
| 500 | |a Includes index. | ||
| 505 | 0 | |a Cover; Copyright; Credits; About the Authors; About the Reviewers; www.PacktPub.com; Table of Contents; Preface; Chapter 1: Introduction to R Data Types and Basic Operations; Getting different versions of R; Installing R on different platforms; Installing and using R libraries; Manually downloading and installing packages; Installing packages within the R shell; Comparing R with other software; R as an enterprise solution; Writing commands in R; R data types and basic operations; Modes and classes of R objects; The R object structure and mode conversion; Vector; Factor and its types | |
| 505 | 8 | |a Data frameMatrices; Arrays; List; Missing values in R; Summary; Chapter 2: Basic Data Manipulation; Acquiring data; Vector and matrix operations; Factor manipulation; Factors from numeric variables; Date processing using lubridate; Character manipulation; Subscripting and subsetting; Summary; Chapter 3: Data Manipulation using plyr and dplyr; Applying the split-apply-combine strategy; Introducing the plyr and dplyr libraries; plyr's utilities; Intuitive function names in the plyr library; Inputs and arguments; Multiargument functions; Comparing base R and plyr | |
| 505 | 8 | |a Powerful data manipulation with dplyrFiltering and slicing rows; Arranging rows; Selecting and renaming; Adding new columns; Selecting distinct rows; Column-wise descriptive statistics; Group-wise operations; Chaining; Summary; Chapter 4: Reshaping Datasets; Typical layout of a dataset; Long layout; Wide layout; New layout of a dataset; Reshaping the dataset from the typical layout; Reshaping the dataset with the reshape package; Melting data; Missing values in molten data; Casting molten data; The reshape2 package; Summary; Chapter 5: R and Databases; R and different databases; R and Excel | |
| 505 | 8 | |a R and MS AccessRelational databases in R; The filehash package; The ff package; R and sqldf; Data manipulation using sqldf; Summary; Chapter 6: Text Manipulation; Text data and its source; Getting text data; Text processing using default functions; Working with Twitter data; Summary; Index | |
| 506 | |a Plný text je dostupný pouze z IP adres počítačů Univerzity Tomáše Bati ve Zlíně nebo vzdáleným přístupem pro zaměstnance a studenty | ||
| 520 | |a This book is for all those who wish to learn about data manipulation from scratch and excel at aggregating data effectively. It is expected that you have basic knowledge of R and have previously done some basic administration work with R. | ||
| 590 | |a Knovel |b Knovel (All titles) | ||
| 650 | 0 | |a R (Computer program language) | |
| 650 | 0 | |a Statistics |x Data processing. | |
| 650 | 0 | |a Electronic books. | |
| 655 | 7 | |a elektronické knihy |7 fd186907 |2 czenas | |
| 655 | 9 | |a electronic books |2 eczenas | |
| 700 | 1 | |a Das, Kishor Kumar, |e author. | |
| 776 | 0 | 8 | |i Print version: |a Abedin, Jaynal. |t Data manipulation with R. |b Second edition. |d Birmingham, England ; Mumbai, [India] : Packt Publishing, 2015 |
| 830 | 0 | |a Community experience distilled. | |
| 856 | 4 | 0 | |u https://proxy.k.utb.cz/login?url=https://app.knovel.com/hotlink/toc/id:kpDMREEPD3/data-manipulation-with?kpromoter=marc |y Full text |