sddB: Standard deviation of dB values

View source: R/seewave.r

sddBR Documentation

Standard deviation of dB values

Description

This function estimates the standard deviation of dB values

Usage

sddB(x, level = "IL")

Arguments

x

a numeric vector.

level

intensity level ("IL") or sound pressure level ("SPL")

Details

The standard deviation of dB values is not linear. The function is an estimation not an exact computation which is not possible.

Value

A numeric vector of length 1.

Author(s)

Jérôme Sueur

References

Wikipedia, https://en.wikipedia.org/wiki/Propagation_of_uncertainty

See Also

meandB, moredB, convSPL, dBweight

Examples

sddB(c(89,90,95))
sddB(c(89,90,95), level="SPL")

seewave documentation built on Oct. 19, 2023, 5:07 p.m.

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