cupholder comments on Open Thread: July 2010 - Less Wrong

6 Post author: komponisto 01 July 2010 09:20PM

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Comment author: SilasBarta 01 July 2010 09:28:47PM *  6 points [-]

Okay, here's something that could grow into an article, but it's just rambling at this point. I was planning this as a prelude to my ever-delayed "Explain yourself!" article, since it eases into some of the related social issues. Please tell me what you would want me to elaborate on given what I have so far.


Title: On Mechanizing Science (Epistemology?)

"Silas, there is no Bayesian ‘revival’ in science. There is one amongst people who wish to reduce science to a mechanical procedure." – Gene Callahan

“It is not possible … to construct a system of thought that improves on common sense. … The great enemy of the reservationist is the automatist[,] who believes he can reduce or transcend reason. … And the most pernicious [of them] are algorithmists, who believe they have some universal algorithm which is a drop-in replacement for any and all cogitation.” – "Mencius Moldbug"

And I say: What?

Forget about the issue of how many Bayesians are out there – I’m interested in the other claim. There are two ways to read it, and I express those views here (with a bit of exaggeration):

View 1: “Trying to come up with a mechanical procedure for acquiring knowledge is futile, so you are foolish to pursue this approach. The remaining mysterious aspects of nature are so complex you will inevitably require a human to continually intervene to ‘tweak’ the procedure based on human judgment, making it no mechanical procedure at all.”

View 2: “How dare, how dare those people try to mechanize science! I want science to be about what my elite little cadre has collectively decided is real science. We want to exercise our own discretion, and we’re not going to let some Young Turk outsiders upstage us with their theories. They don’t ‘get’ real science. Real science is about humans, yes, humans making wise, reasoned judgments, in a social context, where expertise is recognized and a rewarded. A machine necessarily cannot do that, so don’t even try.”

View 1, I find respectable, even as I disagree with it.

View 2, I hold in utter contempt.

Comment author: cupholder 03 July 2010 04:46:44AM *  2 points [-]

"Silas, there is no Bayesian ‘revival’ in science. There is one amongst people who wish to reduce science to a mechanical procedure." – Gene Callahan

Am I the only one who finds this extremely unlikely? So far as I know, Bayesian methods have become massively more popular in science over the last 50 years. (Count JSTOR hits for the word 'Bayesian,' for example, and watch the numbers shoot up over time!)

Comment author: Douglas_Knight 03 July 2010 07:36:16PM 1 point [-]

Half of those hits are in the social sciences. I suspect that is economists defining the rational agents they study as bayesian, but that is rather different from the economists being bayesian themselves! The other half are in math & staticstics is probably that bayesian statisticians are becoming more common, which you might count as science (and 10% are in science proper).

Anyhow, it's clear from the context (I'd have thought from the quote) that he just means that the vast majority of scientists are not interested in defining science precisely.

Comment author: cupholder 04 July 2010 05:47:43AM 0 points [-]

It might well have been clear from the quote itself, but not to me - I just read the quote as saying Bayesian thinking and Bayesian methods haven't become more popular in science, which doesn't mesh with my intuition/experience.