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fdasrvf 2.3.4

• bugfixes

fdasrvf 2.3.3

• bugfixes
• added vervose options throughout

fdasrvf 2.3.2

• bugfixes
• add h representation of warping functions
• added h representation to jfpca

fdasrvf 2.3.1

• fixes for ATLAS BLAS

fdasrvf 2.3.0

• fixed scaling in curve_karcher_mean
• parallelized curve_karcher_mean and curve_srvf_align
• updated sample_shapes and created curveboxplot (#39)
• bugfixes (#38)
• improved distance matrix computation (#45)
• refactor karcher mean (#40 and #47)
• updated README (#50)
• updated plotting routines
• add elastic changepoint functionselastic_amp_change_ff, elastic_ph_change_ff, and elastic_change_fpca

fdasrvf 2.2.0

• bugfixes
• added curve_depth function (#31)
• clarification of multivariate functional data (#31 and #32)
• expanded calc_shape_dist for different pre-shape spaces
• expanded curve functions for different pre-shape spaces
• added predict functions to fpca to project new samples onto basis

fdasrvf 2.1.2

• add rlbfgs c++ code (#30)

fdasrvf 2.1.1

• bugfixes (#27)

fdasrvf 2.1.0

• added elastic change point functions
• exposed SqrtMeanInverse and inv_exp_map to global (#29)
• bugfixes

fdasrvf 2.0.3

• exposed lam to curve functions
• added gamma to shooting vector conversion functions
• bugfixes

fdasrvf 2.0.2

• added dynamic grid to DP method (#25)
• update outputs to curve functions (#26)
• extend exp_map to n-d curves (#27)
• bugfixes

fdasrvf 2.0.1

• Added functionalities to kmeans_align() (#24). Specifically:

  • it gains the argument use_verbose which allows the user to suppress information displayed in the console;
  • it includes a numeric vector storing the distances to corresponding center for each curve in the output;
  • it is now possible to use the medoid as centroid type as an alternative to the mean; the medoid is the most central curve among the existing curves.

• Further small improvements, documentation updates and improved code coverage (#23).

fdasrvf 2.0.0

• Added multivariate kmeans (#18);
• Added additional penalties to warping and additional outputs exposed to bootTB() (#19);
• Switch from travis appveyor to GHA for CI and code coverage monitoring (#20);
• Bugfixes and documentation updates.

fdasrvf 1.9.8

• bugfixes
• remove akima to interp

fdasrvf 1.9.7

• bugfixes

fdasrvf 1.9.6

• bugfixes

fdasrvf 1.9.5

• refactor pf curve functions
• add curve karcher median
• bugfixes

fdasrvf 1.9.4

• add elastic depth functions

fdasrvf 1.9.3

• fix gfortran issues

fdasrvf 1.9.2

• update gropt library

fdasrvf 1.9.1

• Added tolerance bound functions

fdasrvf 1.9.0

• Added elastic principal component regression functions

fdasrvf 1.8.4

• centered rgam calculation
• fix bug in curve functions and image registration

fdasrvf 1.8.3

• added bayesian alignment method by Y. Lu et. al
• added multiple functional alignment function
• bugfixes to curve alignment

fdasrvf 1.8.2

• added objects for outputs of time_warping, boxplot, and pca functions
• added plot methods for the above objects
• added summary methods for the above objects
• added kmeans clustering and alignment based on Sangalli et al.
• multiple bugfixes

fdasrvf 1.8.1

• fix boxplot functions documentation
• added quantile option
• updated surface plot for boxplot functions

fdasrvf 1.8.0

• added phase and amplitude boxplot functions
• fixed issue with time_warping finding the median

fdasrvf 1.7.1

• fix memory leaks in bayesian c code
• update SqrtMean calculation to have more numerical accuracy

fdasrvf 1.7.0

• added a pair align function for 1-D data
• added bayesian alignment for 1-D functions

fdasrvf 1.6.2

• updated curve functions to support R^n
• cleaned up curve function for loops

fdasrvf 1.6.1

• bug fixes to curve functions

fdasrvf 1.6.0

• added open and closed curve function (N-D)

fdasrvf 1.5.2

• added image alignment functions and fix minor bugs

fdasrvf 1.5.1

• added gropt optimization methods and alignment

fdasrvf 1.5.0

• added simul optimization method for reparam

fdasrvf 1.4.2

• Fixed gradient bug

fdasrvf 1.4.1

• Fixed bug in doParallel for windows computers
• Fixed numerical issues for high lambda for no warping required

fdasrvf 1.4

• Fixed memory leak in Dynamic Programming algorithm
• Updated random gamma generation to use a Fourier basis on the tangent space
• Changed over parallel support to doParallel
• Fixed documentation error

fdasrvf 1.3

• Fixed numerical issues
• Updated documentation

fdasrvf 1.2

• Changed SRVF calculation to use splines for derivatives
• Added control to the amount of warping via lambda to the time_warping function
• Fixed documentation bugs and minor bugs in horizontal PCA calculation

fdasrvf 1.1

• Updated so the parallel functions are windows compatible and windows binary can be compiled, now suggests doSNOW or doMC
• Added variance calculation to time_warping function

fdasrvf 1.0

• Initial Version of Package

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.