Import helper for PyMVPA kernels/similarities and alike
Classes
| CachedKernel([kernel]) | Kernel which caches all data to avoid duplicate computation |
| CustomKernel([kernelfunc]) | Custom Kernel defined by an arbitrary function |
| Kernel(*args, **kwargs) | Abstract class which calculates a kernel function between datasets |
| NumpyKernel(*args, **kwargs) | A Kernel object with internal representation as a 2d numpy array |
| PrecomputedKernel([matrix]) | Precomputed matrix |