68th Tokyo.R Beginner session1

Transcript

1.    
    @kilometer BeginneR Session 1 -- Data

   Import / Export -- 2018.03.03 at Shiodome

2. Who
    
   

3. Who   @kilometer  Postdoc (Ph.D engineering)  

   Animal Behavior Neuro Imaging Medical Engineering R ~ 10 years?  : 
   

4. BeginneR Session

5. 
   

6. 
   

7. Before After BeginneR Session
   
   

8. Input Output Today’s talk ? ? Table data Image data

   Other formats Introduction Summary

9. 
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10. 
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    ! & ! & 
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13. Input Output Do NOT start from here

14. Input Output Do NOT start from here Whatever …

15. Input Output Do NOT start from here Whatever … 1

    2 3

16. Input Output Today’s talk ? ?

17. Integrated Development Environment RStudio https://www.rstudio.com/ !

18. Integrated Development Environment RStudio https://www.rstudio.com/

19. RStudio

20. Projects RStudio

21. RStudio > Project .H21474836474<: G RStudio 7@
    ,R&-%("#+!')0FC ,')JA!3? ,')6=!("#+!3<

    RStudio!E1  
    ฤू్தͷ಺༰Λอ࣋  D5921474836472R*-$-QOL!;8/ 
    BI >   34UVEJPͬͯͳΜͩʁ 1SPKFDUͬͯͳΜͩ !XBLVUFLB https://qiita.com/wakuteka/items/9599bb0a8985d98928d7

22. RStudio > Project R   +(  .'"& 

    #%"$ RStudio)!  
    *- , #%"&   34UVEJPͬͯͳΜͩʁ 1SPKFDUͬͯͳΜͩ !XBLVUFLB https://qiita.com/wakuteka/items/9599bb0a8985d98928d7

23. File > New Project… > New Directory > New Project

    hogehoge

24. hogehoge ~/Documents/R hogehoge.Rproj .Rproj.user Project Root Directory Double click!! .RData

    .Rhistory Auto saved project information Open project New!!

25. ~/Documents/R project1 project2 project3 project4

26. Input Output Today’s talk ? ? Table data Image data

    Other formats Summary Introduction

27. Table format data Table data Image data Other formats Introduction

    Summary

28. Table format data Comma-separated values (.csv) Tab-separated values (.tsv) Space-SV

    Semicolon-SV … Delimiter-separated values or Character-SV

29.      
    
     Import Table format

    data object assignment operator file path function

30.      
    
     Import Table format

    data object assignment operator file path function

31. ~/Documents/ import.txt  data 
        

          
        or 1. set working directory 2. then use relative path Method②: use absolute path Method ① Import Table format data

32. # # Method②: use absolute path Method ①: setwd –

    relative path " # or

33. prj ~/Documents/R prj.Rproj import.txt Default working directory (project root) 

     
         can use relative path without  

34.   
     Import Table format data

35.   
     Import Table format data 
    

36. ) ! ( ) ! ! ( ) ∖ #

    " !( !! ! (( # ! (( # ! (( # " ( ! # " ( ( ( () # ( ( ) ( # () # ( ! ! (( ( # ( ( # " ( !! ! # ! # ( ( () ) ! # ! # ( ( "" #) !! ( ( ! ( () # ( ( ) ( !) () # ( ( ) ( ! # # # # # # # ) ,) ( ! Import Table format data

37. ) ! ( ) ! ! ( ) ∖ #

    " !( !! ! (( # ! (( # ! (( # " ( ! # " ( ( ( () # ( ( ) ( # () # ( ! ! (( ( # ( ( # " ( !! ! # ! # ( ( () ) ! # ! # ( ( "" #) !! ( ( ! ( () # ( ( ) ( !) () # ( ( ) ( ! # # # # # # # ) ,) ( ! Import Table format data

38. 
     Usage read.table(file, skip = 0, header = FALSE,

    nrows = -1, row.names, fileEncoding = "") Import Table format data

39. cf. R-Tips: 40. 
       http://cse.naro.affrc.go.jp/takezawa/r-tips/r/40.html
     

    
     
      
    
    
    
    
    
    
    
    
     
    
    
    
    
    
    
    
    
     
    
    
    
    
    
    
    
    
     
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
     Import Table format data

40. " " " " " cf. R-Tips: 40. 
    

      http://cse.naro.affrc.go.jp/takezawa/r-tips/r/40.html Import Table format data

41. " " " " " cf. R-Tips: 40. 
    

      http://cse.naro.affrc.go.jp/takezawa/r-tips/r/40.html Import Table format data

42. " " " " " cf. R-Tips: 40. 
    

      http://cse.naro.affrc.go.jp/takezawa/r-tips/r/40.html Import Table format data

43. " " " " " cf. R-Tips: 40. 
    

      http://cse.naro.affrc.go.jp/takezawa/r-tips/r/40.html Import Table format data

44. " " " " " cf. R-Tips: 40.  

    # $ http://cse.naro.affrc.go.jp/takezawa/r-tips/r/40.html Import Table format data # &_"# $
    # " # "/!  # %"

45. " " " " " cf. R-Tips: 40.  

    # $ http://cse.naro.affrc.go.jp/takezawa/r-tips/r/40.html Import Table format data # &_"# $
    # " # "/!  # %"

46. 67  
    1 @y__mattu https://github.com/ymattu/TokyoR67 Import Table format data

47.        
    
    
    

    
     
    
    ∖
    
           Import Table format data Wrap

48.   
     Import Table format data 
    

    Wrappers

49.   
     Import Table format data 
    

    Wrappers

50. Package … {utils} Package {base} Package

51. Package Package Package Package Package Package Package Package Package Package

    Package Package Package Package Package

52. packages 
    

53. cf. http://rpkg.gepuro.net/ cf. https://cran.r-project.org/web/packages/ at 2018.02.20

54. Package Default pkgs Package Package Package CRAN Guithub Package Package

    Package Package Package Package Package Package  
       

55.    
     Import Table format data Default

    installed pkg (optional) Function   
     Install REQUIRED

56. Import Table format data List of installed packages

57. Import Table format data      

     Installation (from CRAN)  
    
     Usage  
    
          or

58. Import Table format data Global environment # Attach {data.table}

59. Import Table format data      

     
        
      Fast!!! Flexible!!! Need installation Should specify: data.table =FALSE Automatic!!! Simple!!!

60.    
          
    

       object file path Export Table format data Wrapper

61. Input Output Today’s talk ? ? Table data Image data

    Other formats Summary Introduction

62. Image data Table data Image data Other formats Summary Introduction

63. Export image data ?

64. Export image data Use Graphic Device ready graphic device close

    graphic device draw graph(s) plotting functions
    High-level
    Low-level
    Interactive Basic Graphics in R http://bcb.dfci.harvard.edu/~aedin/courses/BiocDec2011/2.Plotting.pdf

65. Export image data Use Graphic Device ready close draw 

    
     
           High-level plotting function

66. hogehoge ~/Documents/R hogehoge.Rproj hoge.png New!!

67. Export image data Graphic Devices in

68. Export image data Graphic Devices in    

    
    
    
      
    
    
    
    
    
          
     
     
      
    
       
    
     

69. 
      ready graphic device close graphic device draw graph(s)

    Image data processing Import & Export image    
    
    
    
    
    
    
    
    
    
       
    
    
    
    
    
    
    
    
    
    
     processing

70.   Import image data     

    
    

71.   Import image data     

    
    

72.   Import image data     
    

      
        

73.   Import image data     
    

      
        

74. Import image data  
    
        

    
    
       Export image data  
    
        # not CRAN pkg  
    
       # low googlability !

75. Import image data  
    
        

    
    
       Export image data  
    
        # not CRAN pkg  
    
       # low googlability !
76. None
77. None
78. None

79. Salvador Dalí 1904-1989 profile of time wikipedia

80. http://seekr.jp/

81. None
82. None

83. Input Output Today’s talk ? ? Table data Image data

    Other formats Summary Introduction

84. Table data Image data Other formats Other formats Summary Introduction

85. .xls or .xlsx       
    
    
    
    
    
    
    
    
    
    
    
    GJMF
    QBUI

     
    
    
    
    
    
    
    TIFFU
    OBNF
    PS
    /P

86. .json     Wrap  
      

    Wrap   
    
      

87.    .wav or .mp3    

        
    

88. .sas or .dta or .sav SAS Stata SPSS  

     
      
         
      
        
     
    

89. 
     Table data Image data Other formats Summary Introduction

90. Input Output Do NOT start from here Whatever … 1

    2 3

91. Data Import / Export ? ?

92. packages 
    

93. Data Import / Export ? ?    

    
                       packages

94. ~/Documents/R project1 project2 project3 project4

95. Before After BeginneR Session
    
     ?

96. ! KMT©

97. KMT©