Changes in version 0.7.1 (2024-02-27)                  

  - fix handling of 'kappa' values < 1/k in the presence of intercept

                 Changes in version 0.7.0 (2024-02-24)                  

  - Introduce handling of linearly dependent columns and columns with
    zero standard deviation in 'x'
  - Rename argument 'ridge_lambda' to 'l2_penalty'
  - Updated documentation

                 Changes in version 0.6.2 (2023-12-21)                  

  - Minor bugfixes in se.avg()

                 Changes in version 0.6.1 (2023-01-21)                  

  - Add an optional level-specific ridge_lambda parameter to penalize
    level-specific regressions
  - Rename 'kappa_grid' argument to 'kappa' in 'cv.hfr' (for consistency
    across different methods)
  - Minor bugfixes

                 Changes in version 0.6.0 (2022-08-13)                  

  - The plotting functionality has been expanded to highlight
    statistically insignificant branches
  - Option to compute partial correlations using the pairwise (default)
    approach, or shrinkage approach
  - Optional 'weights' argument to implement a weighted version of HFR.

                 Changes in version 0.5.0 (2022-01-05)                  

  - Note that this starts from version hfr 0.5.0.