Changes in version 1.2.6 (2025-09-30)                  

  - Fixed CRAN check warnings/notes

                        Changes in version 1.2.5                        

  - Fixed CRAN check error

                 Changes in version 1.2.4 (2020-01-08)                  

  - Fixed testthat error CRAN testing against R's messages
  - Updated article references

                 Changes in version 1.2.3 (2018-10-06)                  

  - Updated functions:
      - new metric Riemannian-Rahman in WavTransf1D and InvWavTransf1D
      - additional example spectra with rExamples1D

  - Fixed warning non-ASCII characters in references
  - Fixed note CRAN checks

                 Changes in version 1.2.2 (2018-07-10)                  

  - New and updated features:
      - intrinsic k-means clustering with pdkMeans
      - new example simulated data in rExamples1D and rExamples2D
      - intrinsic median of HPD matrices with pdMedian
  - New and updated functions: pdSpecClust1D, pdSpecClust2D, pdDepth,
    pdSpecEst1D, pdSpecEst2D, rExamples1D, rExamples2D, InvWavTransf1D,
    InvWavTransf2D, pdDist, pdMean, pdMedian, pdPgram, pdPgram2D,
    pdNeville, WavTransf1D, WavTransf2D, pdParTrans, Expm, Logm
  - Updated vignettes:
      - "Wavelet-based multivariate Fourier spectral estimation",
      - "Data depth and rank-based tests for HPD matrices"
  - Updated Shiny app (see README or DESCRIPTION for url)

                 Changes in version 1.2.1 (2017-12-10)                  

  - Removed unnecessary package imports

                 Changes in version 1.2.0 (2017-12-09)                  

  - New and updated features:
      - Updated 1D intrinsic wavelet regression and clustering with
        pdSpecEst1D and pdSpecClust1D based on various new metrics
      - 2D intrinsic wavelet regression and clustering with pdSpecEst2D
        and pdSpecClust2D
      - New tools for intrinsic 1D and 2D polynomial generation and
        interpolation
      - Time-varying periodograms with pdPgram2D
      - Tree-structured 1D and 2D wavelet thresholding with pdCART
      - Depth-based intrinsic confidence regions with pdConfInt1D
      - New example spectral matrices and benchmark procedures
  - New and updated functions: H.coeff, InvWavTransf1D, InvWavTransf2D,
    ParTrans, pdCART, pdConfInt1D, pdDepth, pdMean, pdNeville,
    pdPgram2D, pdPolynomial, pdRankTests, pdSpecClust1D, pdSpecClust2D,
    pdSpecEst1D, pdSpecEst2D, pdSplineReg, rExamples, rExamples2D,
    WavTransf1D, WavTransf2D
  - Updated vignettes: "Wavelet-based multivariate spectral analysis"
  - Updated Shiny app (see README or DESCRIPTION for url)

                 Changes in version 1.1.1 (2017-07-02)                  

  - New features: data depth and rank-based hypothesis tests for samples
    of Hermitian PD matrices
  - New functions: pdDist, pdDepth, pdRankTests
  - New vignette: "Data depth and rank-based tests for HPD matrices"
  - New demo Shiny app (see README or DESCRIPTION for url)

                 Changes in version 1.0.0 (2017-01-16)                  

  - New release