Re Berlin procedure I am one of the authors who worked on the article about the mathematical statistical method berlin procedure You added the template which criticizes the poor quality of the article I would like this article to remain in wikipedia So maybe you could tell more concretely why you think that the article in this status is not appropriate to wikipedia Afterwards it could be sufficiently improved I did some copyediting on it Would be nice if more details would be there about how it works say a new section with a description of the method