Description Usage Arguments Details Value Author(s) References See Also Examples
This function calculates the basic circular statistics from a sample of azimuthsseveral circular data statistics from a set of input azimuths.
1 | AllAzimuthStatistics(azimuths, ndig = 4)
|
azimuths |
Vector containing the values of the azimuths in degrees |
ndig |
Integer value that indicates the decimal places. The default value is 4 |
One way to obtain a set of azimuths from X and Y coordinates of the vectors is to use the LoadData
function.
The statistics calculated are: Mean Azimuth, Mean Module,
Circular Variance, Circular Standard Deviation, Circular Dispersal,
Von Mises Parameter, Kurtosis Coefficient, Skewness Coefficient.
The value all azimuth statistics of all input azimuths.
Ruiz-Cuetos, J.C., jcruizcue@gmail.com, Felicisimo, A.M., amfeli@unex.es, Cuartero, A., acuartero@unex.es, Polo, M.E., mepolo@unex.es, Rodriguez, P.G. pablogr@unex.es
Bachelet E. (1981) Circular statistics in biology. London. London Academic Press.
Dixon K. R., Chapman J. A. (1980) Harmonic mean measure of animal activity areas. Ecology 61, 1040-1044.
Fisher N.I. (1995) Statistical analysis of circular data. Cambridge. Cambridge University Press.
Jammalamadaka S.R., Sengupta A. (2001) Topic in circular statistics. Singapore. World Scientific Publishing.
Mardia K.V. , Jupp, P.E. (2000) Directional statistics. Chichester. Wiley.
Russell G.S. , Levitin D.J. (1995) An expanded table of probability values for Rao spacing test. Communications in Statistics: Simulation and Computation, 24(4), 879-888.
Website http://gim.unex.es/VecStatGraphs2D/
CircularVariance
, CircularStandardDeviation
,
CircularDispersal
, KurtosisAzimuthCoefficient
,
VonMisesParameter
, SkewnessAzimuthCoefficient
.
1 2 3 4 | FileName<-system.file("data/RectangularData.txt", package="VecStatGraphs2D")
dat<-LoadData(FileName, Type=2)
azimuths<-dat[,2]
AllAzimuthStatistics(azimuths, ndig=4)
|
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