Reference

Package
spinebil spinebil-package	spinebil
Tracing
getTrace()	Tracing the index over an interpolated planned tour path.
plotTrace()	Plot traces of indexes obtained with getTrace.
Timing
timeSequence()	Time each index evaluation for projections in the tour path.
Rotation
profileRotation()	Test rotation invariance of index functions for selected 2-d data set.
plotRotation()	Plot rotation traces of indexes obtained with profileRotation.
Smoothing
compareSmoothing()	Compare traces with different smoothing options.
jitterAngle()	Re-evaluate index after jittering the projection by an angle alpha.
jitterPoints()	Re-evaluate index after jittering all points by an amount alpha.
getIndexMean()	Evaluate mean index value over n jittered views.
plotSmoothingComparison()	Plot the comparison of smoothing methods.
Distance estimation
squintAngleEstimate()	Estimating squint angle of 2-d structure in high-d dataset under selected index.
distanceDist()	Collecting all pairwise distances between input planes.
distanceToSp()	Collecting distances between input planes and input special plane.
Sampling functions
pipeData()	Generating a sample of points on a pipe
sinData()	Generating sine wave sample
spiralData()	Generating spiral sample
Helper functions
scagIndex() mineIndex() mineIndexE() holesR() cmassR()	Matching index functions to the required format.
basisMatrix()	Generate 2-d basis in directions i, j in n dimensions (i,j <= n)
basisVector()	Generate basis vector in direction i in n dimensions (i <= n)