New faster hashmap backend

• Update C++ backend to commit 286d369 of ripser but keeping same functionalities
• Add support to robinhood hashmap into the C++ Backend
• Update CI in order to compile C++ with robinhood enable
• Enable Enclosing radius when threshold is set to infinity

MSVC Compatibility

• Fixed packing so C++ is MSVC compatible.
• Updated contact info.

Packaging systems

This version builds out the necessary infrastructure to package Ripser.py in Conda-Forge.

Greedy Permutation + Refactoring

• Added support for greedy permutations
• Outsourced plotting to persim.
• Outsourced data construction in examples to tadasets.
• Revamped documentation.

Bug fix for Issue #51

This release contains a potential bug fix for issue number #51.

0.3.0 JOSS submission

Minor modifications to documentation, paper, and examples to improve clarity and consistency. Thanks to @lmcinnes and @arokem.

Polished Interfaces and Documentation

- Updating home url
- Update license to MIT.
- Docs and notebooks revamp.
- Support for Windows.
- Interface redesign
- Support for lower star filtrations
- Notebook on lower star filtrations

Sparse matrices

This release includes major updates to the structure of C++ bindings allowing more languages to easily interface and provides support for sparse distance matrices.

• Sparse distance matrix support
• Two additional notebooks about sparsity
• Language agnostic bindings support
• Bug fixes (filtrations with low number of points, int rounding error for small magnitude threshold)

Cocycles, inf, and plotting

This release had quite a few nice features added to it.

• Cocycles can be pulled from the persistence diagrams
• Properly handling inf in the C++ code and plotting handles it nicely also.
• Lots of new plotting features.

First Pypi release

This is the first official release of the Python bindings.