Orientation data types | Mean direction | Quality weighted mean direction | Statistics in the Pole of Rotation (PoR) reference frame | Rose diagram | QQ Plot | Statistical tests | Test for random distribution | Test for goodness-of-fit | Confidence intervals | Circular dispersion | Rayleigh Test | Orientation tensor | $$I =\left[\begin{array}{@{}cc@{}}s_x^2 & s_{x,y} \s_{y,x} & s_y^2\end{array}\right] =\left[\begin{array}{@{}cc@{}}\frac{1}{n}\sum\limits_{i=1}^{n} (x_i-0)^2 &\frac{1}{n}\sum\limits_{i=1}^{n} (x_i-0)(y_i-0) \\frac{1}{n}\sum\limits_{i=1}^{n} (y_i-0)(x_i-0) &\frac{1}{n}\sum\limits_{i=1}^{n} (y_i-0)^2\end{array}\right] | References

Spatial analysis | Heat maps for the spatial statistics | Spatial central moments | Spatial variance | Skewness: | Kurtosis | Kernel dispersion

Interpolation | Geographic coordinate system | PoR coordinate system | Rasterize the interpolation | References

Prerequisites | Theoretical background | Inward, Outward and Tangential Displaced Boundaries | Theoretical direction of Horizontal Stress and Deviation From the Measured Stress | Quantitative Comparison Between Predicted and Observed Maximum Horizontal Stress | Models of current plate motion | References

Load example data | Define a profile | Profile from two known points | Profile from direction and length from one point | Draw a profile line interactively | Determine the distances along (and across) the profile | Shifting the profile line | Filtering the data | Plot data along profile

Load example data | Define a profile | Extract elevation along swath profile | Plot the swath profile

Larger Data Sets | Stress map | Variation of the Direction of the Maximum Horizontal Stress wrt. to the Distance to the Plate Boundary | R base plots for quick analysis | References

Equivalent rotations | Plotting Pole of Rotation Grids | Small Circles | Great Circles | Loxodromes | References