random.intervals: Random intervals

In wbs: Wild Binary Segmentation for Multiple Change-Point Detection

Description

The function generates M intervals, whose endpoints are are drawn uniformly without replacements from 1,2,..., n. This routine can be used inside wbs function and is typically not called directly by the user.

Usage

random.intervals(n, M)

Arguments

n	a number of endpoints to choose from
M	a number of intervals to generate

Value

a M by 2 matrix with start (first column) and end (second column) points of an interval in each row

See Also

fixed.intervals wbs

Examples

random.intervals(10,100)

Example output

       [,1] [,2]
  [1,]    1    7
  [2,]    4    5
  [3,]    9   10
  [4,]    5    6
  [5,]    1    9
  [6,]    8    9
  [7,]    4    7
  [8,]    3    4
  [9,]    8    9
 [10,]    8    9
 [11,]    4    7
 [12,]    2   10
 [13,]    7   10
 [14,]    3    4
 [15,]    3    4
 [16,]    2    7
 [17,]    5    6
 [18,]    3    9
 [19,]    6    7
 [20,]    1    2
 [21,]    3   10
 [22,]    9   10
 [23,]    7    9
 [24,]    2   10
 [25,]    4    6
 [26,]    7   10
 [27,]    3    6
 [28,]    3    8
 [29,]    4    7
 [30,]    7    9
 [31,]    7   10
 [32,]    1   10
 [33,]    4    9
 [34,]    1    7
 [35,]    3    7
 [36,]    7   10
 [37,]    2   10
 [38,]    4   10
 [39,]    2    8
 [40,]    3    8
 [41,]    9   10
 [42,]    8    9
 [43,]    2    9
 [44,]    7   10
 [45,]    7    8
 [46,]    1    9
 [47,]    9   10
 [48,]    5   10
 [49,]    7   10
 [50,]    6    8
 [51,]    9   10
 [52,]    9   10
 [53,]    5   10
 [54,]    7   10
 [55,]    1   10
 [56,]    1    9
 [57,]    8    9
 [58,]    1    3
 [59,]    7   10
 [60,]    4   10
 [61,]    5    8
 [62,]    1    6
 [63,]    4    8
 [64,]    4    7
 [65,]    5    6
 [66,]    6    8
 [67,]    9   10
 [68,]    7   10
 [69,]    4   10
 [70,]    7    8
 [71,]    5    9
 [72,]    2    4
 [73,]    7    8
 [74,]    3    5
 [75,]    8   10
 [76,]    1    4
 [77,]    2    4
 [78,]    5   10
 [79,]    8    9
 [80,]    7    9
 [81,]    9   10
 [82,]    1    9
 [83,]    1    3
 [84,]    1    6
 [85,]    8   10
 [86,]    5    6
 [87,]    4    5
 [88,]    9   10
 [89,]    8    9
 [90,]    4    6
 [91,]    8    9
 [92,]    9   10
 [93,]    3    8
 [94,]    2    9
 [95,]    2    7
 [96,]    8    9
 [97,]    6    8
 [98,]    2    3
 [99,]    2    8
[100,]    4   10

wbs documentation built on May 15, 2019, 1:04 a.m.