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Martin C. Arnold
Workspace
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Public
By
Martin C. Arnold
Edited
Aug 6, 2024
1 star
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mX
=
d3
.
mean
(
dataset
.
map
(
d
=>
d
.
X
)
)
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stdX
=
d3
.
deviation
(
dataset
.
map
(
d
=>
d
.
X
)
)
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function
bootstrapSample
(
dataset
)
{
const
bootstrapDataset
=
[
]
;
const
n
=
dataset
.
length
;
for
(
let
i
=
0
;
i
<
n
;
i
++
)
{
const
randomIndex
=
Math
.
floor
(
Math
.
random
(
)
*
n
)
;
bootstrapDataset
.
push
(
dataset
[
randomIndex
]
)
;
}
return
bootstrapDataset
;
}
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function
kde
(
kernel
,
thresholds
,
data
)
{
return
thresholds
.
map
(
t
=>
(
{
X
:
t
,
Y
:
d3
.
mean
(
data
,
d
=>
kernel
(
t
-
d
)
)
}
)
)
;
}
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function
epanechnikov
(
bandwidth
)
{
return
x
=>
Math
.
abs
(
x
/=
bandwidth
)
<=
1
?
0.75
*
(
1
-
x
*
x
)
/
bandwidth
:
0
;
}
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