| Changelog for Tensor |
| Release |
What has changed? |
| 3.1.0 |
- Implemented the singular value decomposition (SVD) in the pure-PHP library
- Implemented the Moore-Penrose pseudoinverse in the pure-PHP library via SVD
- Implemented the eigendecomposition in the pure-PHP library |
| 3.0.11 |
- Update to Zephir 1.5.0
- Fixed RREF/REF pivot float tolerance
- RREF now zeroes the tail if below EPSILON
- `rank()`, `fullRank()`, and `inverse()` are now consistent
- Matrix::inverse() now throws a RuntimeException on singular input
- Matrix::inverse() now throws an InvalidArgumentException on non-square input
- Fix Poisson distribution when lambda is zero
- Added square check to inverse()
- Cholesky decompose() now throws a RuntimeException on non-positive-definite input
- Added the SingularMatrix exception
- The extension now reduces singular matrices to REF and RREF instead of throwing |
| 3.0.10 |
- Update to Zephir 0.23, adds support for PHP 8.5
- Fixed Matrix and Vector build() validation
- Fixed bug in Matrix row variance
- Fixed LU decomposition pivot selection, singular matrices now throw a RuntimeException
- Fixed undefined array key in Vector and Matrix quantile at q=1.0 or with a single element
- Fix extension rank() operation
- Fixed reduce() callback argument order inconsistency between Matrix and Vector
- Fix covariance() summation axis
- Fixed Vector notEqualMatrix throwing InvalidArgumentException instead of DimensionalityMismatch
- Fixed memory leak in the extension on the failure path of inverse, pseudoinverse |
| 3.0.9 |
- Update to Zephir 0.19.0, adds support for PHP 8.4 |
| 3.0.8 |
- Update to Zephir 0.19.0, adds support for PHP 8.4 |
| 3.0.7 |
- Change min PHP version to 8.0.0 |
| 3.0.6 |
- Update Zephir to 0.18 |
| 3.0.5 |
- Update Zephir to 0.17 |
| 3.0.4 |
- Miscellaneous fixes |
| 3.0.3 |
- Added PHP 8.2 extension compatibility |
| 3.0.2 |
- Added PHP 8.1 extension compatibility |
| 3.0.00 |
- No changes |
| 2.2.3 |
- Remove dependency on pthreads |
| 3.0.0 |
- Extension now compatible with PHP 7.4 and 8.0+
- Drop extension support for PHP 7.2 and 7.3
- Tensors only compute floating point operations
- Matrix returns vector on row access
- Removed deprecated methods |
| 2.2.1 |
- Optimize 2D convolution operation
- Fix and optimize vector convolve 1D operation |
| 2.2.0 |
- Implemented Singular Value Decomposition (SVD)
- Implemented matrix (Moore-Penrose) pseudoinverse
- Tensor objects now throw namespaced exceptions
- Optimized Reduced Row Echelon Form (RREF)
- Optimize eigendecomposition for symmetric matrices |
| 2.1.4 |
- Implemented Eigen decomposition in extension
- Optimize row echelon form (REF) of matrix
- Optimize Cholesky decomposition
- Fix memory leak in matrix inverse
- Optimize LU decomposition |
| 2.1.03 |
No notes |
| 2.1.3 |
No notes |
