Description Usage Arguments Details Value Examples
Compute composite measures, GCSM or CMSC, between two vectors.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 | cmsc(
x,
y,
rescale = FALSE,
xmin = NA_real_,
xmax = NA_real_,
ymin = NA_real_,
ymax = NA_real_,
comp = "si"
)
cmsc_e1(
x,
y,
rescale = FALSE,
xmin = NA_real_,
xmax = NA_real_,
ymin = NA_real_,
ymax = NA_real_,
comp = "si"
)
cmsc_e2(
x,
y,
rescale = FALSE,
xmin = NA_real_,
xmax = NA_real_,
ymin = NA_real_,
ymax = NA_real_,
comp = "si"
)
gcsm(
x,
y,
rescale = FALSE,
xmin = NA_real_,
xmax = NA_real_,
ymin = NA_real_,
ymax = NA_real_,
comp = "si"
)
|
x |
A vector. |
y |
The other vector. |
rescale |
Rescale or not before computation. |
xmin, xmax, ymin, ymax |
Normalization parameters. If |
comp |
Variable to return. If |
These functions compute composite measures between vectors. Missing values
are omitted. Normalization parameters are used to rescale x
and y
, and
determine the global minimum (min) and maximum (max). If rescale
is
TRUE
, x
and y
are rescaled to (x-xmin)/(xmax-xmin)
and
(y-ymin)/(ymax-ymin)
; and set min=0
, max=1
. If FALSE
,
min=min(xmin,ymin)
, max=max(xmax,ymax)
.
A number.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 | x = runif(9)
gcsm(x, x)
cmsc(x, x)
# mean shift
gcsm(x, x - 0.2, xmin = 0, xmax = 1, ymin = 0, ymax = 1)
cmsc(x, x - 0.2, xmin = 0, xmax = 1, ymin = 0, ymax = 1)
gcsm(x, x + 0.2, xmin = 0, xmax = 1, ymin = 0, ymax = 1)
cmsc(x, x + 0.2, xmin = 0, xmax = 1, ymin = 0, ymax = 1)
## dissimilarity
y = 1 - x # y is the perfect antianalog of x
gcsm(y, x)
gcsm(y, x - 0.2, xmin = 0, xmax = 1, ymin = 0, ymax = 1)
gcsm(y, x + 0.2, xmin = 0, xmax = 1, ymin = 0, ymax = 1)
# random noise
noise = rnorm(9, mean = 0, sd = 0.2)
gcsm(x, x + noise, xmin = 0, xmax = 1, ymin = 0, ymax = 1)
cmsc(x, x + noise, xmin = 0, xmax = 1, ymin = 0, ymax = 1)
## dissimilarity
gcsm(y, x + noise, xmin = 0, xmax = 1, ymin = 0, ymax = 1)
|
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