emon: Tools for Environmental and Ecological Survey Design

Statistical tools for environmental and ecological surveys. Simulation-based power and precision analysis; detection probabilities from different survey designs; visual fast count estimation.

AuthorJon Barry and David Maxwell
Date of publication2016-12-23 12:19:21
MaintainerJon Barry <jon.barry@cefas.co.uk>
LicenseGPL-3
Version1.3.1

View on R-Forge

Man pages

addnoise: Creates random errors for use in power.trend.

detect: Probability of circular patch detection

detect.prop: Probability of detecting a feature that covers a proportion...

emon-package: Tools for environmental and ecological survey design and...

expected.nb: Expected value of Visual Fast Count Estimator assuming...

expected.pois: Expected value of Visual Fast Count Estimator assuming...

fS.detect: Used in the function detect

fT.detect: Used in function detect

generate.trend: Generates a set of mean values.

GVFC: Calculates the raw Visual Fast Count (VFC) estimator of the...

GVFCMOM: Function to calculate the method of moments visual fast count...

is.wholenumber: To check whether an argument is an integer

mannkendall: Mann-kendall test for trend

mannkendall.stat: Mann-Kendall statistic.

mom.min.nb: Minimising function for VFC MOM estimator assuming Negative...

mom.min.pois: Minimising function for VFC MOM estimator assuming Poisson...

n.min: Minimising function used in 'precision'.

permute.BACI: Does non-parametric randomisation test for the interaction...

permute.groups: Does randomisation test for the difference in means of two...

power.BACI: Calculates power for a Before and After Control Impact (BACI)...

power.groups: Power for comparing mean of two groups

power.trend: Calculates power by simulation to detect a specified trend.

precision: Sample size for given precision or precision for given sample...

size2.samevar: Calculates negative binomial size to preserve constant...

svariog: Calculates empirical semi-variogram.

Questions? Problems? Suggestions? or email at ian@mutexlabs.com.

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