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.
- Lissajous and 2D spiral trajectories
 - hexagonal and rectangular grids
 
- FFT-based operator with linear position interpolation
 - single-energy
 - multiple probes per diffraction pattern (multi-mode probes)
 - probe variation correction (eigen probes)
 - one shared (multi-modal) probe per angular view
 - multi-GPU conjugate-gradient descent solver
 - multi-GPU least-squares + gradient descent solver
 
- USFFT-based operator for cubic field-of-view
 - single tilt angle
 - multi-GPU conjugate-gradient descent solver
 
- Lanczos-based rotation and flow operators
 - Cross-correlation rigid alignment solver
 
This software has a DOI for use in citations.
Gursoy, Doga, and Ching, Daniel J. "Tike." Computer software. December 01, 2022. https://github.com/AdvancedPhotonSource/tike.git. https://doi.org/10.11578/dc.20230202.1.