usage:
| Option | Type | Description |
|---|---|---|
| --version | None | show program's version number and exit |
| --refs | str | 3D reference volumes |
| --mask | str | mask |
| --niter | int | iterations |
| --sym | str | sym |
| --tarres | float | target resolution |
| --mass | float | mass |
| --localfilter | None | use tophat local |
| --threads | int | threads |
| --path | str | path |
| --ppid | int | Set the PID of the parent process, used for cross platform PPID |
| --verbose, -v | int | verbose level [0-9], higher number means higher level of verboseness |