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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.

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They may not be fully stable and should be used with caution. We make no claims about them.
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