NEW: ortensor2d() to calculate summary statistics for
axial data
NEW: data2PoR(): Convenience function to add PoR
coordinates and PoR azimuths to data
NEW: geom_azimuth() and
geom_azimuthpoint(): convenience functions to plot
directions as bars in ggplot2
NEW: weighting() convenience function to assign
weightings for angles based on optional algorithms
“N” in rose diagram now in bold
stacked dot and density function in rose plots are visualized in
expended plotting windows
Deviation is now positive for counterclockwise deviation of observed
azimuth wrt. predicted azimuth
est.kappa() now uses approximation (as precise as
original but faster). Original algorithm now in
est.kappa.MLE()
minor bug fix in relative_rotation()
safe condition checks with isTRUE or
isFALSE
tectonicr 0.4.7
2025-05-22
NEW: compatibility for World Stress Map Database 2025.
download_WSM() has option "version" for
the user to decide which WSM version should be downloaded. The most
recent 2025 version is the default.
parse_quality() assigns an uncertainty of 90 degrees to
X-ranked stress data in the 2025 WSM version.
NEW: calculate shortest distance to plate boundary (which is not
always the best choice! see function description for details.)
major bug fix in est.kappa(): converts to directional
data by doubling the angles
calculating circular mode in circular_summary() now
optional due to performance issues
some weighting parameters in stress2grid() have been
renamed to me more alike with {gstat}
choice of algorithm to calculate confidence interval now optional in
circular_summary()
minor bug fixes
tectonicr 0.4.6
2025-02-27
performance boost for stress2grid() and friends
tectonicr 0.4.5
2025-02-26
new function distance_binned_stats() to calculate
summary statistics along distance intervals: The function supersedes
distroll_circstats() and friends because it is faster and
more flexible
PoR_to_geographical() and
geographical_to_PoR() now accept data.frame,
sf or raster as input
new PoR_azimuth() function to transform directions in
the PoR coordinate system / doesn’t need to be Shmax data
bug fix in circular_distance() and
circular_dispersion() when using
axial=FALSE
bug fix in dvm() when using
axial=FALSE
tectonicr 0.4.4
additional plate motion models available in
cpm_models
Use of {circular} package in dvm(), pvm(),
qvm() and rvm()
tectonicr 0.4.3.92
PoR_distance(): function to calculate distance to
PoR
tectonicr 0.4.3
performance upgrade on spatial interpolation
spatial interpolation of more summary statistics
new vignette on spatial analysis
optional grid lines added to rose
tectonicr 0.4.0.9001
2024-09-12
bug fix in load_wsm()
CI now double when axial data
tectonicr 0.4.0
2024-08-08
minor performance upgrade
CRAN submission
tectonicr 0.3.11
2024-07-26
bug fixes
minor performance upgrade
QQ plot for circular data
tectonicr 0.3.10
2024-07-13
more statistical estimators
jittered circular dot plot
tectonicr 0.3.9
2024-06-20
stacked dots for rose() diagram
density as multiples of a von Mises distribution added for circular
plots
tectonicr 0.3.8
2024-06-17
superimposed_shmax() and
superimposed_shmax_PB() to model the stress orientation
using multiple plate boundaries
tectonicr 0.3.7
2024-06-09
download WSM2016 data from GFZ server using
download_WSM2016()
tectonicr 0.3.6
bug fixes in weighted_rayleigh()
tectonicr 0.3.2
2024-05-27
adjusted due to functions’ move from spatstat.geom to
spatstat.univar
tectonicr 0.3.0
2024-05-14
weighting powers added to spatial interpolation
stress2grid()
deviation_norm() accepts two arguments
tectonicr 0.2.98
2024-04-07
minor fixes
tectonicr 0.2.97
2024-04-07
dispersion_grid() deprecated and replaced by
kernel_dispersion() (details in vignette E)
tectonicr 0.2.96
2023-10-15
cran update
tectonicr 0.2.95
2023-10-15
bug fixes in rose() (e.g. symmetrical fans when axial
data is plotted)
weighted rose diagram enabled
add single line and fans to rose()
add mean and confidence interval to rose()
corrected typos in manual
estimate kappa of a von Mises
distribution:est.kapp()
no doubling of angles when testing Watson distribution
watson_test()
tectonicr 0.2.94
2023-09-25
mean direction and spread on rose() diagram
tectonicr 0.2.93
2023-09-10
prepared for CRAN submission
bootstrap statistics of circular dispersion
multiple angles as input for circular dispersion and daughter
functions
spatial distribution of the dispersion
tectonicr 0.2.92
2023-05-16
statistical tests for circular uniformity and goodness-of-fit, e.g.
rayleigh_test()
bug fixes
tectonicr 0.2.8
2023-03-01
estimator for the error of predictions: prd_err()
area-weighted rose() diagrams
tectonicr 0.2.7
2023-01-25
optimized some functions for better performance
bug fixes
tectonicr 0.2.6
2023-01-06
distance to plate boundary in km
coordinate transformation using quaternions
plot the transformed azimuth vs. distance to plate boundary
quick plotting: quick_plot()
tectonicr 0.2.5
Calculation of rotation replaced by quaternions to boost
performance
sp class output for small circles, great circles and
loxodromes deprecated
new functions added to calculate mean/median stress direction, e.g.
circular_mean(), circular_median()
tectonicr 0.1
new functions to rotate stress directions and data points into PoR
coordinate system
calculate distance of data point from plate boundaries
Added functions to calculate relative plate motions from a set of
absolute plate motions or different relative plate motions
PlateTectonicStressR 0.0.1
New euler_loxodrome() function to construct loxodromes
directing towards an given point or Euler pole.
PlateTectonicStressR
0.0.0.9000
Added a NEWS.md file to track changes to the
package.