GitLab

* [What] Add 2d version of bias, prepare to implement alpha / beta scaling

* Add alpha / beta functor

* Refine parameter of example

* [What] Use real type instead of template
[Why] Prevent implicit cast

* Rename parameter for general operator

* Remove redundant comment

* Fix compile error
Co-authored-by: rocking <chunylai@amd.com>
Co-authored-by: Chao Liu <chao.liu2@amd.com>