- Explanation of different image combination algorithms, including outlier rejection.

:: Image processing:

- Definition of the geometry of the overscan area and the data area.
- Calculation and correction of the overscan level. 

- Trimming the overscan section

- Examination of processed images
- Combination of bias images into a master bias. 

- Comparison of the combined image with the individual ones (noise reduction).

- Combinations of 100 bias images. Analysis of the combined super master bias

:: Image processing:
- Application of Zero correction (bias) to images with an exposure time greater than 0.