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sddB

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

See Also

Examples

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

Sound Analysis and Synthesis

v2.1.6
GPL (>= 2)
Authors
Jerome Sueur <sueur@mnhn.fr> [cre, au], Thierry Aubin [au], Caroline Simonis [au], Laurent Lellouch [main ctrb], Ethan C. Brown [ctrb], Marion Depraetere [ctrb], Camille Desjonqueres [ctrb], Francois Fabianek [ctrb], Amandine Gasc [ctrb], Eric Kasten [ctrb], Stefanie LaZerte [ctrb], Jonathan Lees [ctrb], Jean Marchal [ctrb], Andre Mikulec [ctrb], Sandrine Pavoine [ctrb], David Pinaud [ctrb], Alicia Stotz [ctrb], Luis J. Villanueva-Rivera [ctrb], Zev Ross [ctrb], Carl G. Witthoft [ctrb], Hristo Zhivomirov [ctrb].
Initial release
2020-06-28

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