[R] cbind

Mike Lawrence Mike.Lawrence at dal.ca
Tue Apr 14 14:45:18 CEST 2009 

oops, of course I meant:

a=c(NA,NA,2,3,NA,NA,NA)

b=1:length(a)
cbind(b=b-which.min(is.na(a)),a=a)

On Tue, Apr 14, 2009 at 9:43 AM, Mike Lawrence <Mike.Lawrence at dal.ca> wrote:
>> a=c(NA,NA,2,3,NA,NA,NA)
>> which.min(is.na(a))
> [1] 3
>> b=1:length(a)
>> b-3
> [1] -2 -1  0  1  2  3  4
>> cbind(b=b-3,a=a)
>       b  a
> [1,] -2 NA
> [2,] -1 NA
> [3,]  0  2
> [4,]  1  3
> [5,]  2 NA
> [6,]  3 NA
> [7,]  4 NA
>
>
>
> On Tue, Apr 14, 2009 at 7:20 AM, emj83 <stp08emj at shef.ac.uk> wrote:
>>
>> I have a list of numbers with NAs as below:
>>
>>> A[,1]
>>  [1]  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA
>> NA
>>  [19]  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA
>> NA
>>  [37]  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA
>> NA
>>  [55]  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA  NA
>> NA
>>  [73]  NA  NA  NA  62  78  98  73  57  63  56  88  77 151 165 129  78  83
>> 63
>>  [91]  72  68  61  89  95  74  53  77  90 106 114 113  84  59  60  77  46
>> 91
>> [109] 108 111  76  75  70  61  65  61  52  94  71  67  52  86  79  97  80
>> 101
>> [127]  87  53  85  79  86 104 153 128 155 148  NA  NA  NA  NA  NA  NA  NA
>> NA
>> [145]  NA  NA  NA  NA  NA  NA  NA
>>
>> I would like to  bind a column to this list which begins at 0 when the first
>> number has occured, but provides negative numbers prior to this as below:
>>
>>  [1,] -75  NA
>>  [2,] -74  NA
>>  [3,] -73  NA
>>  [4,] -72  NA
>>  [5,] -71  NA
>>  [6,] -70  NA
>>  [7,] -69  NA
>>  [8,] -68  NA
>>  [9,] -67  NA
>>  [10,] -66  NA
>>  [11,] -65  NA
>>  [12,] -64  NA
>>  [13,] -63  NA
>>  [14,] -62  NA
>>  [15,] -61  NA
>>  [16,] -60  NA
>>  [17,] -59  NA
>>  [18,] -58  NA
>>  [19,] -57  NA
>>  [20,] -56  NA
>>  [21,] -55  NA
>>  [22,] -54  NA
>>  [23,] -53  NA
>>  [24,] -52  NA
>>  [25,] -51  NA
>>  [26,] -50  NA
>>  [27,] -49  NA
>>  [28,] -48  NA
>>  [29,] -47  NA
>>  [30,] -46  NA
>>  [31,] -45  NA
>>  [32,] -44  NA
>>  [33,] -43  NA
>>  [34,] -42  NA
>>  [35,] -41  NA
>>  [36,] -40  NA
>>  [37,] -39  NA
>>  [38,] -38  NA
>>  [39,] -37  NA
>>  [40,] -36  NA
>>  [41,] -35  NA
>>  [42,] -34  NA
>>  [43,] -33  NA
>>  [44,] -32  NA
>>  [45,] -31  NA
>>  [46,] -30  NA
>>  [47,] -29  NA
>>  [48,] -28  NA
>>  [49,] -27  NA
>>  [50,] -26  NA
>>  [51,] -25  NA
>>  [52,] -24  NA
>>  [53,] -23  NA
>>  [54,] -22  NA
>>  [55,] -21  NA
>>  [56,] -20  NA
>>  [57,] -19  NA
>>  [58,] -18  NA
>>  [59,] -17  NA
>>  [60,] -16  NA
>>  [61,] -15  NA
>>  [62,] -14  NA
>>  [63,] -13  NA
>>  [64,] -12  NA
>>  [65,] -11  NA
>>  [66,] -10  NA
>>  [67,]  -9  NA
>>  [68,]  -8  NA
>>  [69,]  -7  NA
>>  [70,]  -6  NA
>>  [71,]  -5  NA
>>  [72,]  -4  NA
>>  [73,]  -3  NA
>>  [74,]  -2  NA
>>  [75,]  -1  NA
>>  [76,]   0  62
>>  [77,]   1  78
>>  [78,]   2  98
>>  [79,]   3  73
>>  [80,]   4  57
>>  [81,]   5  63
>>  [82,]   6  56
>>  [83,]   7  88
>>  [84,]   8  77
>>  [85,]   9 151
>>  [86,]  10 165
>>  [87,]  11 129
>>  [88,]  12  78
>>  [89,]  13  83
>>  [90,]  14  63
>>  [91,]  15  72
>>  [92,]  16  68
>>  [93,]  17  61
>>  [94,]  18  89
>>  [95,]  19  95
>>  [96,]  20  74
>>  [97,]  21  53
>>  [98,]  22  77
>>  [99,]  23  90
>> [100,]  24 106
>> [101,]  25 114
>> [102,]  26 113
>> [103,]  27  84
>> [104,]  28  59
>> [105,]  29  60
>> [106,]  30  77
>> [107,]  31  46
>> [108,]  32  91
>> [109,]  33 108
>> [110,]  34 111
>> [111,]  35  76
>> [112,]  36  75
>> [113,]  37  70
>> [114,]  38  61
>> [115,]  39  65
>> [116,]  40  61
>> [117,]  41  52
>> [118,]  42  94
>> [119,]  43  71
>> [120,]  44  67
>> [121,]  45  52
>> [122,]  46  86
>> [123,]  47  79
>> [124,]  48  97
>> [125,]  49  80
>> [126,]  50 101
>> [127,]  51  87
>> [128,]  52  53
>> [129,]  53  85
>> [130,]  54  79
>> [131,]  55  86
>> [132,]  56 104
>> [133,]  57 153
>> [134,]  58 128
>> [135,]  59 155
>> [136,]  60 148
>> [137,]  61  NA
>> [138,]  62  NA
>> [139,]  63  NA
>> [140,]  64  NA
>> [141,]  65  NA
>> [142,]  66  NA
>> [143,]  67  NA
>> [144,]  68  NA
>> [145,]  69  NA
>> [146,]  70  NA
>> [147,]  71  NA
>> [148,]  72  NA
>> [149,]  73  NA
>> [150,]  74  NA
>> [151,]  75  NA
>>
>> could anyone help me to with a function that would be able to calculate the
>> sequence I require to bind to the initial sequence?
>>
>> thanks emma
>> --
>> View this message in context: http://www.nabble.com/cbind-tp23036759p23036759.html
>> Sent from the R help mailing list archive at Nabble.com.
>>
>> ______________________________________________
>> R-help at r-project.org mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-help
>> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
>>
>
>
>
> --
> Mike Lawrence
> Graduate Student
> Department of Psychology
> Dalhousie University
>
> Looking to arrange a meeting? Check my public calendar:
> http://tr.im/mikes_public_calendar
>
> ~ Certainty is folly... I think. ~
>



-- 
Mike Lawrence
Graduate Student
Department of Psychology
Dalhousie University

Looking to arrange a meeting? Check my public calendar:
http://tr.im/mikes_public_calendar

~ Certainty is folly... I think. ~

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