Re: Voting system R&D (Re: 2017 update to the SPI voting algorithm for Board elections)

2017-03-04 Thread Filipus Klutiero
On 2017-03-03 10:20, Ian Jackson wrote: Barak A. Pearlmutter writes ("Re: Voting system R&D (Re: 2017 update to the SPI voting algorithm for Board elections)"): [stuff] I've said all I want to say about choice of voting systems. It's clear that you are not going to convince me; and that I am

Re: Voting system R&D (Re: 2017 update to the SPI voting algorithm for Board elections)

2017-03-04 Thread Dimitri John Ledkov
On 3 March 2017 at 22:05, Barak A. Pearlmutter wrote: > In the Burlington election discussed, k=1 and n=3. That's about the > simplest situation you can have, so any credible multiwinner system > should perform flawlessly in that degenerate case, one would hope! > It is illogical to assume that m

STV (Re: Voting system R&D (Re: 2017 update to the SPI voting algorithm for Board elections))

2017-03-04 Thread Filipus Klutiero
Hi Dimitri, On 2017-03-03 11:26, Dimitri John Ledkov wrote: On 2 March 2017 at 18:07, Barak A. Pearlmutter wrote: On 1 March 2017 at 13:47, Filipus Klutiero wrote: I have received tens of mails from FVC and none discussed monotonicity or any technical point. This was not a comment on the sub

Re: Voting system R&D (Re: 2017 update to the SPI voting algorithm for Board elections)

2017-03-04 Thread Dimitri John Ledkov
On 3 March 2017 at 22:05, Barak A. Pearlmutter wrote: > Dimitri, > > Of course we're discussing multiwinner systems: systems that elect > k-of-n people to a board, where k>1. > > As you note, when k=n the election is uncontested so there is no need > for any voting system. > > In the Burlington el

Re: Voting system R&D (Re: 2017 update to the SPI voting algorithm for Board elections)

2017-03-04 Thread Ian Jackson
Henrik Ingo writes ("Re: Voting system R&D (Re: 2017 update to the SPI voting algorithm for Board elections)"): > Purely as a FYI on Schulze method, it is implemented in the Liquid > Feedback system: http://liquidfeedback.org/ Thanks. That's interesting. I wasn't aware of that. I think Liquid

Re: Voting system R&D (Re: 2017 update to the SPI voting algorithm for Board elections)

2017-03-04 Thread Ian Jackson
Barak A. Pearlmutter writes ("Re: Voting system R&D (Re: 2017 update to the SPI voting algorithm for Board elections)"): > I have backed up my statements with pointers, either direct or nearly so, to > primary analyses and scientific literature. > > If the analytical approach (mathematical tools

Re: Voting system R&D (Re: 2017 update to the SPI voting algorithm for Board elections)

2017-03-04 Thread Henrik Ingo
Purely as a FYI on Schulze method, it is implemented in the Liquid Feedback system: http://liquidfeedback.org/ Liquid Feedback has been used for years in Central Europe, notably by several chapters of the Pirate Party, but also some cooperatives, etc. Note: LF itself is IMO not suitable for use b

Re: Voting system R&D (Re: 2017 update to the SPI voting algorithm for Board elections)

2017-03-04 Thread Barak A. Pearlmutter
I would caution readers against taking Barak's assertions at face value. Many of them, including some of the underlying factual assertions, are flat-out wrong; and the analytical approach is fundamentally flawed. Ian. I have backed up my statements with pointers, either direct or nearly so, to

Re: Voting system R&D (Re: 2017 update to the SPI voting algorithm for Board elections)

2017-03-04 Thread Markus Schulze
Hallo, I recommend Schulze STV. This method is described mainly in section 9 of this paper: http://m-schulze.9mail.de/verylong.pdf Source codes can be found here: http://m-schulze.9mail.de/schulze3.zip multi01g.cpp is multi-threading for g++. multi01v.cpp is multi-threading for Microsoft Visu

SPI Face-to-Face Minutes, February 24-25

2017-03-04 Thread Valerie Young
The SPI board held a face-to-face meeting in New York in February. A summary of the meeting is now available: http://www.spi-inc.org/meetings/minutes/2017/2017-02-24-f2f-new-york/ We would like to underscore: member concerns about SPI's reimbursement time were heavily discussed at the meeting. To