Synopsis
Display the ratio (data/model) for a data set in the image viewer.
Syntax
image_ratio(id=None, newframe=False, tile=False)
Description
This function displays the ratio data/model for a data set.
The image viewer is automatically started if it is not already open.
Example
Display the ratio (data/model) for the default data set.
>>> image_ratio()
PARAMETERS
The parameters for this function are:
| Parameter | Type information | Definition |
|---|---|---|
| id | int, str, or None, optional | The data set. If not given then the default identifier is used, as returned by `get_default_id` . |
| newframe | bool, optional | Create a new frame for the data? If False , the default, then the data will be displayed in the current frame. |
| tile | bool, optional | Should the frames be tiles? If False , the default, then only a single frame is displayed. |
Notes
Image visualization is optional, and provided by the DS9 application.
Bugs
See the bugs pages on the Sherpa website for an up-to-date listing of known bugs.
See Also
- data
- load_image, pack_image, unpack_image
- modeling
- image_model, image_model_component, image_source, image_source_component
- psfs
- image_kernel
- visualization
- contour, contour_data, contour_model, contour_ratio, contour_resid, get_ratio_image, image_close, image_data, image_deleteframes, image_fit, image_getregion, image_open, image_resid, image_setregion, image_xpaget, image_xpaset