label 5 xscale Olivine basalt surface Std. dev. Olivine basalt surface Low contrast surface Std. dev. low contrast surface 1267.615356 0.9862416387 0.001407695352 0.9858885407 0.001635015709 1174.845215 0.9624531865 0.001827745931 0.9741223454 0.001979716355 1075.089355 0.938113451 0.00111184339 0.9597039223 0.0007580863312 983.690918 0.9407661557 0.001176255406 0.9627238512 0.0008463989943 909.8834839 0.9487165809 0.001203381806 0.967544198 0.0007668621256 850.84552 0.9661846161 0.001021984615 0.9765688777 0.001673688181 796.4805298 0.9740971327 0.002390003297 0.9822254777 0.001672560582