R: Smoothing kernels

kernel_properties {statip} | R Documentation

## Smoothing kernels

### Description

The generic function `kernelfun` creates a smoothing kernel function.

### Usage

    kernel_properties(name, derivative = FALSE)

    kernelfun(name, ...)

    ## S3 method for class ''function''
    kernelfun(name, ...)

    ## S3 method for class 'character'
    kernelfun(name, derivative = FALSE, ...)

    .kernelsList()

### Arguments

`name` | character. The name of the kernel to be used. Authorized kernels are listed in `.kernelsList()`.
`derivative` | logical. If `TRUE`, the derivative of the kernel is returned.
`...` | Additional arguments to be passed to the kernel function.

### Value

A function.

### See Also

`density` in package stats.

### Examples

    kernel_properties("gaussian")

    k <- kernelfun("epanechnikov")
    curve(k(x), xlim = c(-1, 1))

[Package statip version 0.2.3 Index]