What's Changed

• Small Changes of Docstring in discrete_curves.py by @MMalikT in #1886
• Fix issues #1243, #1294 and #1659 by @Hzaatiti in #1888
• Documentation PR: discrete_curves.py by @MMalikT in #1893
• Use "remainder" instead of "fmod" for mod for pytorch backend by @FlorianPfaff in #1896
• Merge #1767, #1885, #1890, and #1894 together by @luisfpereira in #1895
• Fixes and improvements coming from test refactoring (part 4) by @luisfpereira in #1885
• Fix and clean information geometry by @luisfpereira in #1890
• Fix and clean learning module by @luisfpereira in #1894
• Refactor tests by @luisfpereira in #1767
• Update readme: Add logo, update code snippet to new API + add grants acknowledgements by @ninamiolane in #1898
• Update README.rst by @computerscienceiscool in #1899
• Improve Siegel inner_product computation by @YannCabanes in #1892
• backend: Added "endpoint" support to linspace #1 by @FlorianPfaff in #1897
• Refactor vectorized-related functions to receive point_ndim by @luisfpereira in #1900
• Fix main branch name change by @luisfpereira in #1902
• Fix notebook thumbnails by @luisfpereira in #1901
• Blackify notebooks by @luisfpereira in #1903
• Fix typos in docs, docstrings and tutorial notebooks by @pitmonticone in #1906
• Rename OpenSet to VectorSpaceOpenSet and create new OpenSet by @luisfpereira in #1908
• Add Diffeo abstraction by @luisfpereira in #1904
• Add open hemisphere and pullback diffeo metric by @luisfpereira in #1909
• Add invariant metric for positive lower triangular matrices by @olivierbisson in #1872
• Add LieCholeskyMetric on SPDMatrices by @luisfpereira in #1911
• Update codecov to work based on diff by @luisfpereira in #1912
• Add more robust random point generation for PLT by @luisfpereira in #1913
• Add PHC metric on Cor+ by @luisfpereira in #1915
• Add UnitNormedRowsPLTMatricesPullbackMetric and related objects by @luisfpereira in #1914
• Update README.rst: Add FnT paper with link by @ninamiolane in #1919
• Improve documentation rendering by @qbarthelemy in #1920
• Improve documentation rendering, 2nd part by @qbarthelemy in #1922
• Fixing bugs, vectorization, and docstring in discrete_surfaces by @MMalikT in #1916
• Add MatrixVectorSpace by @luisfpereira in #1923
• Add leapfrog integrator by @dralston78 in #1921
• Edited doc strings in geomstats/integrator.py by @dralston78 in #1917
• Fix and clean value_and_grad by @luisfpereira in #1930
• Quotient out rotations with the SRV metric in discrete curves by @alebrigant in #1924
• Fix KMeans error with Euclidean space by @alebrigant in #1932
• Simplify creation of identity matrices in the Siegel manifold by @YannCabanes in #1918
• Fix discrete curves vectorization and remove empty quotient metrics by @luisfpereira in #1935
• Improve FiberBundle/QuotientMetric API by @luisfpereira in #1936
• Fix lint due to black 24.1 by @luisfpereira in #1939
• Update versions of github actions by @luisfpereira in #1940
• Remove dead code from vectorization by @luisfpereira in #1941
• Remove default_point_type from Manifold by @luisfpereira in #1942
• Remove default_coords_type and use intrinsic boolean instead by @luisfpereira in #1943
• Update readme of information geometry module by @alebrigant in #1945
• Improve exp and log solvers API by @luisfpereira in #1944
• Add Klein bottle by @jubrau in #1707
• Simplify ExpODESolver by @luisfpereira in #1952
• Move finite differences to numerics by @luisfpereira in #1955
• Fix finite differences by @luisfpereira in #1956
• Refactor DiscreteSurfaces (part 1) by @luisfpereira in #1958
• Add FlatRiemannianMetric and fix EuclideanMetric inheritance by @luisfpereira in #1946
• Add new flat Matrices metrics by @luisfpereira in #1947
• Add SymmetricHollowMatrices and corresponding permutation-invariant metric by @luisfpereira in #1949
• Add off-log metrics on Cor+ by @luisfpereira in #1950
• Add GroupAction abstraction by @luisfpereira in #1961
• Rename FlatRiemannianMetric by @luisfpereira in #1962
• Fix getting started examples by @luisfpereira in #1963
• Refactor graphspace by @luisfpereira in #1965
• Klein bottle parametrization conversions by @sofiagonga in #1967
• Add method to change the lists in scalar_product_metric.py by @johnharveymath in #1964
• Add path-straightening algorithm by @luisfpereira in #1957
• Homogenize numerics signatures by @luisfpereira in #1970
• Added Brownian motion class for manifolds by @dralston78 in #1938
• Clean signatures wrt kwargs and base_point=None by @luisfpereira in #1972
• Remove time from geodesic_equation signature by @luisfpereira in #1973
• Fix tests due pytest update by @luisfpereira in #1976
• Clean discrete surfaces exp solver by @luisfpereira in #1975
• Scalar product metric API by @johnharveymath in #1974
• Create exact Principal Geodesic Analysis on the hyberbolic plane by @alebrigant in #1969
• Add BHVSpace and WaldSpaceMetric by @luisfpereira in #1658
• Add NaturalToStandardDiffeo by @luisfpereira in #1982
• Implement PoincareHalfSpaceMetric as PullbackDiffeoMetric by @luisfpereira in #1981
• Update notebook running on tests by @luisfpereira in #1985
• Implement PreShapeMetric as PullbackDiffeoMetric by @luisfpereira in #1984
• Update governance.rst by @ninamiolane in #1988
• Update SPDBuresWassersteinMetric.squared_dist to fix numerical stability issues by @mwilson221 in #1987
• Use aligner abstraction within fiber bundle and rely on group action on total space by @luisfpereira in #1978
• Add LogScaled metrics on Cor+ by @luisfpereira in #1980
• Change logging level of this message, and clarify that it applies to geomstats. by @jsilter in #1983
• Update discrete curves elastic metric for ratio equal to 1 by @luisfpereira in #1992
• Fix dynamic programming algorithm by @luisfpereira in #1991
• Add horizontal projection from alignment by @luisfpereira in #1993
• Simplify SRVRotationnReparametrizationBundle by @luisfpereira in #1994
• Clean discrete surfaces elastic metric by @luisfpereira in #1986
• Correct number of samples for VectorSpace.random_tangent_vec by @johnharveymath in #1990
• Add quotient structure registry by @luisfpereira in https://github.com/geomstats/geomstat...

What's Changed

• Improve MDM, adding transform method by @qbarthelemy in #1662
• Refactor learning module by @luisfpereira in #1873
• Fix in-place operation in SPDBuresWassersteinMetric parallel transport by @luisfpereira in #1874
• Fix minor error in variable name in method squared_dist of the class ComplexPoincareDiskMetric by @YannCabanes in #1876
• Fix complex data type in squared_dist, norm and squared_norm in the manifold ProductPositiveRealsAndComplexPoincareDisks by @YannCabanes in #1875
• Add ivp, bvp, exp, log and dist to elastic metrics on discrete surfaces by @ninamiolane in #1861
• Add PullbackDiffeoMetric example to notebook 09 by @franciscoeacosta in #1868
• add geodesic to pullbackdiffeometric by @Abdellaoui-Souhail in #1877

Full Changelog: 2.6.0...2.7.0

What's Changed

• fixing the typo in docs by @soma2000-lang in #1510
• compute log euclidean in closed form by @SaitejaUtpala in #1516
• Add trapz to backends by @luisfpereira in #1522
• Fix torch import in tests_backends by @luisfpereira in #1521
• Enhance notebook on cell shapes by analyzing with general elastic metric by @ninamiolane in #1526
• vectorization of connection.exp, addition of n_steps as argument in geodesic by @Jules-Deschamps in #1529
• Simple new pullbackdiffeo by @ymontmarin in #1514
• updates to riemannian metric by @Jules-Deschamps in #1535
• Add take to the backend by @luisfpereira in #1532
• Vectorize RiemannianMetric closest_neighbor_index by @luisfpereira in #1530
• SRV changes by @shubhamtalbar96 in #1525
• Use assertTrue and add assertAllEqual by @luisfpereira in #1539
• Simplify WrappedGaussianProcess by @luisfpereira in #1538
• Add pad to backend by @luisfpereira in #1541
• Graph space stratified by @annacalissano in #1488
• Initial docs reorganization by @luisfpereira in #1518
• gamma distributions by @Jules-Deschamps in #1523
• matrices.py: add 'full_matrices=False' to svd call by @ambellan in #1546
• Correct documentation rendering by @qbarthelemy in #1544
• Remove fixme and todo workflows by @luisfpereira in #1548
• Fix and simplify pytorch backend: array, einsum, from_numpy by @luisfpereira in #1550
• Correct documentation rendering, 2nd part by @qbarthelemy in #1549
• Incremetal Frechet Mean estimator for Non Positively Curved Maifolds by @SaitejaUtpala in #1533
• Function spaces implementation : starting with infinite dimensional spheres by @kiranvad in #1257
• Update Doc Website Index + Add Roadmap and Governance Pages by @ninamiolane in #1553
• Small edits to doc website by @ninamiolane in #1554
• Add Figure From Adele Myers' notebook to the main page by @ninamiolane in #1555
• Enhance governance's page by @ninamiolane in #1556
• Fix empty list array creation for torch by @luisfpereira in #1558
• Fix shape of HypersphereMetric and KendallShapeMetric by @ambellan in #1560
• Fix lint issues due to #1560 by @luisfpereira in #1562
• Add clean way of getting backend name by @luisfpereira in #1561
• WaldSpace without Geometry by @JonasLueg in #1455
• Fix functions to work with tensorflow by @luisfpereira in #1563
• Update backend name for more meaningful error messages by @luisfpereira in #1564
• Update roadmap by @ninamiolane in #1566
• Add hackathon page to website by @ninamiolane in #1567
• Improve dependency handling and CI installations by @luisfpereira in #1572
• Clean backend (only a bit) by @luisfpereira in #1570
• Add utils to download remote datasets by @luisfpereira in #1573
• Fix typo in notebooks tests by @luisfpereira in #1577
• Add tests for geodesic regression on Euclidean space (sanity check) and DiscreteCurves by @ninamiolane in #1576
• Fix: Frechet mean of discrete curves by computing in SRV space by @ninamiolane in #1579
• Start fixing inheritance in Product/NFold/Landmarks/Curves Spaces by @ninamiolane in #1581
• Refactor test_examples following test_notebooks strategy by @luisfpereira in #1582
• Real world application: optimization of traffic in Sao Paulo by @Jules-Deschamps in #1569
• Change location of test_examples and test together with notebooks by @luisfpereira in #1583
• Introductory Notebook for the Connection/RiemannianMetric Classes by @adelemyers99 in #1551
• Final Draft of Instructional Notebook for the Connection and RiemannianMetric Classes by @adelemyers99 in #1585
• Continue Refactoring of Landmarks inheriting from NFoldManifold and associated metrics and tests by @ninamiolane in #1590
• Start Refactoring of Discrete Curves by @ninamiolane in #1591
• unskip tests by @SaitejaUtpala in #1595
• Update hackathons.rst by @ninamiolane in #1594
• Simplify computations of the FrechetMean for the ElasticMetric by @ninamiolane in #1592
• Refactor Closed Curves by @ninamiolane in #1596
• Geometric median by @shubhamtalbar96 in #1565
• Use p for the rank of Grassmannian manifolds by @p16i in #1586
• Refactor backend and corresponding tests (part 1) by @luisfpereira in #1599
• Improve matching handling in graph space by @luisfpereira in #1584
• Refactor FrechetMean by @luisfpereira in #1601
• Sasaki metric by @ambellan in #1568
• Template for the issue tracker by @nanjekyejoannah in #1603
• TestData inheritance and automatic tests by @luisfpereira in #1517
• Add ability of using kwargs in test functions by @luisfpereira in #1609
• Fix bug in collecting test data by @luisfpereira in #1611
• The contributor guide by @nanjekyejoannah in #1597
• Make array_from_sparse more general by @luisfpereira in #1610
• Fix max version of scipy by @luisfpereira in #1619
• Add strategy to vectorize tests during data generation by @luisfpereira in #1613
• FIX: adding inject_radius constraint to enforce minimizing geodesics by @franciscoeacosta in #1621
• Add k_sampling_points as an attribute for spaces of curves by @ninamiolane in #1617
• ADD geodesic for elastic curves + FIX tests inheritance in RiemannianMetric, Connection, & ElasticMetric by @ninamiolane in #1622
• Update information geometry readme by @alebrigant in #1630
• added backend function gs.quantile by @wrongu in #1629
• Create multinomial distributions by @alebrigant in #1633
• Refactor discrete curves using FiberBundle and QuotientMetric by @alebrigant in #1632
• Fix vertical -> horizontal in docstring of discrete curves by @ninamiolane in #1635
• Fix test skipping by @luisfpereira in #1634
• Revert #1621 by @luisfpereira in #1636
• Correct documentation rendering, 3rd part by @qbarthelemy in #1641
• AAC for graph space by @luisfpereira in #1608
• Add ability to globally control default dtype by @luisfpereira in #1615
• Improve code and complete tests for geometric median by @qbarthelemy in #1642
• AAC: save last X by @annacalissano in #1648
• Fix use of "projection" in visualization example by @luisfpereira in #1649
• Update ubuntu version in workflows due to deprecation warning by @luisfpereira in #1650
• Make default_point_type a property by @luisfpereira in #1644
• Simplify super() by @luisfpereira in https://github.com/geomstats/geomstat...

What's Changed

• Stable by @ninamiolane in #1177
• Add the dataset of cells to the nb 01 data on manifolds by @ninamiolane in #1178
• Modify shape analysis notebook by @alebrigant in #1180
• make codecov sensible again by @SaitejaUtpala in #1181
• Un-stall PR on General Elastic Metric by @ninamiolane in #1182
• full rank matrices by @annacalissano in #1186
• Improve MDM by @qbarthelemy in #1188
• Improve MDM, 2 by @qbarthelemy in #1189
• Add predict_proba to MDM by @qbarthelemy in #1193
• Add exp and log maps for SPD Euclidean by @qbarthelemy in #1192
• Patching Backend Operations by @captain-pool in #1190
• reformat code snippets for highlighting in documentation by @nguigs in #1196
• add extrinsic to spherical and its tangent by @nguigs in #1195
• Fix typo by @heytitle in #1199
• updating symeig with eigh by @captain-pool in #1201
• Committing new files for the psd matrices of rank k by @annacalissano in #1191
• Fix issue #1083 by @alebrigant in #1209
• Cleaning hyperbolic doc and vectorisation by @tgeral68 in #1211
• Add list of hackathons to the README by @ninamiolane in #1214
• rename EmbeddedManifold into LevelSet by @nguigs in #1219
• Add visualization of SPD(2) matrices through Ellipsis. by @ninamiolane in #1210
• Rm deprecated code in lie_groups.py about loss and grad by @ninamiolane in #1215
• Temporarily remove tests with python 3.7 3.8 for the hackathon (only 3.9 is tested) by @ninamiolane in #1221
• add circle with representation by one angle by @nguigs in #1212
• pytest migration - 1 by @SaitejaUtpala in #1205
• Example of geodesic regression on the Grassmann manifold by @nguigs in #1220
• FIX: Change docstring for the manifold PSD(n, k) by @ninamiolane in #1230
• Add documentation in autodiff modules by @ninamiolane in #1226
• faster spd checking by @SaitejaUtpala in #1143
• Add triu and test by @mortenapedersen in #1232
• Add API for symplectic and leapfrog steps in integrators by @ninamiolane in #1233
• Template for lddmm metric on landmarks by @nguigs in #883
• Try running tests on Heisenberg by @ninamiolane in #1238
• Add 3D heisenberg group in vector representation and unit tests by @mortenapedersen in #1213
• Try PR on subRiemannian geometry by @ninamiolane in #1239
• Add sub-Riemannian metric class by @mortenapedersen in #1237
• Add a subcase to torch solve_sylvester by @emaignant in #1223
• Add hamiltonian, cometric and inner-coproduct by @ninamiolane in #1240
• Remove outdated loss and grad functions in riemannian metric by @ninamiolane in #1241
• Xpennec stiefel tests by @xpennec in #1236
• Allow to pass initial point to FrechetMean estimator by @nguigs in #1234
• add subcase to tensorflow + add test by @nguigs in #1242
• Graphspace by @annacalissano in #1244
• Cholesky space by @SaitejaUtpala in #1142
• Clean style of sub-Riemannian metrics by @ninamiolane in #1250
• Adapt DeepSource config by @ninamiolane in #1255
• fix docs by @SaitejaUtpala in #1258
• Fix docs by @SaitejaUtpala in #1259
• update documentation key by @SaitejaUtpala in #1260
• Refactor/clean module of discrete curves by @alebrigant in #1248
• clean test_symmetric_matrices by @SaitejaUtpala in #1261
• Update contributing: nose -> pytest by @ninamiolane in #1262
• Acknowledge recent contributors by @ninamiolane in #1265
• Add lead author(s) to each module by @ninamiolane in #1266
• cleaning github actions by @SaitejaUtpala in #1252
• check by @SaitejaUtpala in #1268
• Rename lr to init_step_size everywhere by @nguigs in #1274
• Introduce n-fold manifolds by @nguigs in #1249
• build docs through commands not through action by @SaitejaUtpala in #1275
• rewrite by @SaitejaUtpala in #1276
• conditional deployement by @SaitejaUtpala in #1277
• Fix docs GitHub actions 3 by @SaitejaUtpala in #1278
• Add notebook with cancer cell shapes analysis by @ninamiolane in #1280
• Add hacks to help FrechetMean computations + Display quantiles to the mean shape by @ninamiolane in #1284
• NEW: doc strings generator and checker by @ninamiolane in #1290
• Test if rotation matrices are antipodals before trying to compute the Log by @ninamiolane in #1229
• Add missing nb-thumbnails tags to render tutorials on doc website by @ninamiolane in #1291
• add missing notebook by @SaitejaUtpala in #1293
• clean test_spd_matrices with parametrization by @SaitejaUtpala in #1263
• Hotfix: Make tests pass again w. py38 and skipping failing tests by @ninamiolane in #1296
• Fix Build->Test Badge on README.rst by @ninamiolane in #1297
• check for repo name by @SaitejaUtpala in #1300
• Hotfix: Bring back linting on tests/ folder + fix some code style issues by @ninamiolane in #1299
• Add more conditions to docs.yml by @SaitejaUtpala in #1301
• Geomstats v 2.4.1 by @ninamiolane in #1305
• Merge master (v2.4.1) into stable by @ninamiolane in #1306

New Contributors

• @annacalissano made their first contribution in #1186
• @qbarthelemy made their first contribution in #1188
• @captain-pool made their first contribution in #1190
• @heytitle made their first contribution in #1199
• @mortenapedersen made their first contribution in #1232

Full Changelog: 2.3.1...v2.4.1