NEWS

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ggbiplot 0.56

• Fixed many documentation errors and warnings
• Use roxygen2 for documentation
• added varname.color to replace fixed muted("red")
• tweaked arrow style
• increased default thickness of variable vectors
• add point.size argument

ggbiplot 0.6.3

• Fix axis label spacing
• ggbiplot gains a clip argument to control if points, labels, etc. are clipped to the axis limits.

ggbiplot 0.6.2 (2024-01-08)

This is a modest upgrade to the initial release, adding a number of features.

• corrected small bugs in ggbiplot() and ggscreeplot()`
• reflect() now also reflects supplementary variables from FactoMineR::PCA()
• added support for ade4::dudi.pca()
• ggbiplot() gains an axis.title argument
• ggscreeplot() gains color, shape, linetype and linewidth arguments
• Added get_SVD() intended the simplify the interface to various PCA functions.
• Now use get_SVD() in ggbiplot() and ggscreeplot()
• Extend some examples, requiring Depends:ggplot2

ggbiplot 0.6.1 (2023-12-17)

• Revised documentation for ggscreeplot()
• data(crime) used in README giving a more complete example.
• Fixed links reported as 301s
• Published pkgdown site

ggbiplot 0.6.0

• Use geom_polygon() rather than geom_path() for ellipses to allow them to be filled.
• Added var.factor argument to expand or reflect the variable vectors
• Moved points/labels code earlier so ellipses and variable vectors are not obscured
• Replaced internal calculation of ellipses with stat_ellipse()
• Now allow ellipses to be filled (geom_polygon()) or unfilled (geom_path())
• Added hex logo
• Added iris example to README
• Removed Imports: dplyr, purrr as no longer needed