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ripserr 1.0.0

This major version replaces an outdated version of the Ripser C++ library with its current version.

ripserr 0.4.0

This minor edition includes the blackhole data set along with its accompanying documentation and R script.

ripserr 0.3.0

This minor version subsumes several contributions over 4+ years, including invisibly returning persistence data on print(), an additional vignette, and debugging & correcting of documentation.

ripserr 0.2.0

Changes

• vietoris_rips and cubical are now S3 generics
• vietoris_rips accepts objects of class data.frame, matrix, numeric, ts, and dist
• cubical accepts objects of class array and matrix (for r-oldrel, in which not all matrix objects are also of class array)
• vietoris_rips and cubical return objects of class PHom and data.frame (instead of either data.frame or matrix previously)

ripserr 0.1.1

Logistics

• Added Code of Conduct (CODE_OF_CONDUCT.md) from Contributor Covenant
• Added Contribution Guide (CONTRIBUTING.md) from ggalluvial
• Removed empty vignette (cubical), will add in next minor update (likely 0.2.x)

Bugs

• Fixed memory leak in Cubical Ripser C++ code
• Fixed citation issue in vignette (vietoris-rips)
• Removed TDAstats from Suggests to avoid circular dependency in the future
• Fixed issue in old R versions where 2-d matrices are not automatically also of type “array” (cubical() checks)

ripserr 0.1.0

• Initial release
• Ports Ripser for Vietoris-Rips complex functionality
• Ports Cubical Ripser for cubical complex functionality

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.