Local Mean and Envelope

Method for finding Local Mean and Envelope

Usage

local_mean_and_envelope(signal, extrema)

Arguments

signal

Signal values (Numeric | vector)

extrema

indexes for extreme values

Value

mean, envelope and smoothed mean and envelope values

References

https://pypi.org/project/PyLMD/

Author

Shubhra Prakash, shubhraprakash279@gmail.com

Examples

signal = sin(1:10)
extrema = c(1 , 2,  5,  8, 10)
local_mean_and_envelope(signal, extrema)
#> $mean
#>  [1]  0.875384206  0.425285391 -0.024813424 -0.024813424 -0.004798219
#>  [6]  0.015216986  0.015216986  0.118942777  0.222668568  0.222668568
#> 
#> $ma
#>  [1]  0.7253513  0.4252854  0.0877113 -0.0198096 -0.0047982  0.0102132
#>  [7]  0.0411484  0.1189428  0.1967371  0.2226686
#> 
#> $enve
#>  [1] 0.03391322 0.48401204 0.93411085 0.93411085 0.95412606 0.97414126
#>  [7] 0.97414126 0.87041547 0.76668968 0.76668968
#> 
#> $enve_sm
#>  [1] 0.1839462 0.4840120 0.8215861 0.9391147 0.9541261 0.9691375 0.9482098
#>  [8] 0.8704155 0.7926211 0.7666897
#>