Re: [R] OT -- isotonic regression subject to bound constraints.

2017-12-11 Thread Rolf Turner
On 12/12/17 07:15, Rolf Turner wrote: Well, I could argue that it's not *completely* OT since my question is motivated by an enquiry that I received in respect of a CRAN package "Iso" that I wrote and maintain. The question is this:  Given observations y_1, ..., y_n, what is the solution to

[R] OT -- isotonic regression subject to bound constraints.

2017-12-11 Thread Rolf Turner
Well, I could argue that it's not *completely* OT since my question is motivated by an enquiry that I received in respect of a CRAN package "Iso" that I wrote and maintain. The question is this: Given observations y_1, ..., y_n, what is the solution to the problem: minimise \sum_{i=1}^n