importFieldData
(Package: treecm) :
Imports field data from csv file
Imports csv file holding field recorded data returning a list holding field and other key data provided as arguments.
● Data Source:
CranContrib
● Keywords:
● Alias: importFieldData
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allometryPorte2002
(Package: treecm) :
Returns the biomass of a maritime pine branch
Returns the woody biomass of a maritime pine branch (dry state, no leaves!) in kg given the diameter, using an allometric equation
● Data Source:
CranContrib
● Keywords:
● Alias: allometryPorte2002
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calcMoment
(Package: treecm) :
Computes moment and returns the moment object
Moment is computed as M=l cdot F, where l is moment arm, F is the component of the force (mass times g) normal to moment arm
● Data Source:
CranContrib
● Keywords:
● Alias: calcMoment
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plot.CM
(Package: treecm) :
Plots tree CM
Plots tree centre of mass as a layer on top of the plot.vector .
● Data Source:
CranContrib
● Keywords:
● Alias: plot.CM
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plot.vector
(Package: treecm) :
Plots branches and logs
Plots branches and logs
● Data Source:
CranContrib
● Keywords:
● Alias: plot.vector
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toPolar
(Package: treecm) :
Converts cartesian (x, y) into polar (angle, distance) coordinates
Converts cartesian coordinates (x, y) into polar (angle, distance) ones, assuming (0, 0) as origin of axes and, incidentally, the position of tree base
● Data Source:
CranContrib
● Keywords:
● Alias: toPolar
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plot.SR
(Package: treecm) :
Plots slenderness ratio of branches
Plots the branches as arrows whose length is proportional to their slenderness ratio. A red circle holds “safe” branches (SR_c ≤q 70).
● Data Source:
CranContrib
● Keywords:
● Alias: plot.SR
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treeVectors
(Package: treecm) :
Computes cartesian coordinates and moments of branches and logs
A data frame is populated with branch and log masses, along with x, y cartesian coordinates and x, y, and z moments. z coordinates and moments are calculated only if branches height from the ground (and tilt) have been measured in the field.
● Data Source:
CranContrib
● Keywords:
● Alias: treeVectors
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anchorRange
(Package: treecm) :
Min/max values for the anchor position along the stem
The anchor level must not be lower than the tree CM (for obvious static reasons) and higher than “main stem” height
● Data Source:
CranContrib
● Keywords:
● Alias: anchorRange
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buildTreeMomentObject
(Package: treecm) :
Constructor for the generic class treeMoment
The class inherits from moment without adding any more properties
● Data Source:
CranContrib
● Keywords:
● Alias: buildTreeMomentObject
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