Tike
Tike is a toolbox for tomographic reconstruction of 3D objects from ptychography data.
The aim of Tike is to provide fast and accurate implementations of a wide variety of reconstruction algorithms, and to provide a common platform for the synchrotron research community.
Current Features (213c543)
Scan
- Lissajous and 2D spiral trajectories
- hexagonal and rectangular grids
Ptychography
- FFT-based operator with linear position interpolation
- single-energy
- multiple scan positions per diffraction pattern (fly-scans)
- multiple incoherent modes per diffraction pattern (multi-mode probes)
- one shared (multi-modal) probe per angular view
- conjugate-gradient descent solver
- least-squares + gradient descent solver
Laminography
- USFFT-based operator for cubic field-of-view
- single tilt angle
- conjugate-gradient descent solver
Alignment
- Lanczos-based rotation and flow operators