shminux comments on Harper’s Fishing Nets: a review of Plato’s Camera by Paul Churchland - Less Wrong

14 [deleted] 02 July 2015 02:19AM

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Comment author: shminux 02 July 2015 05:12:23AM *  2 points [-]

Would you consider learning object permanence an example of Second-level learning?

Comment author: [deleted] 02 July 2015 01:18:17PM 2 points [-]

I think that, at least according to the breakdown Churchland gave (which may not accurately reflect what the brain is doing all the time, but at least he tried), object permanence belongs more to the transition from feature-governed concepts to causal-role concepts. In fact, it is arguably one of the first causal-role concepts a child learns: appearances-of-thingies (feature-governed concepts) are caused by actual thingies (causal-role concepts for the same objective domains), which are more permanent than the appearances-of-thingies.

Comment author: shminux 02 July 2015 03:07:18PM 2 points [-]

Hmm. I would think that generalizing from "mommy disappeared than came back", "teddy disappeared than came back" to "things that disappear tend to come back" and then deducing that "I don't see my blankie, but it is out there" very much counts as second level.

Comment author: [deleted] 02 July 2015 04:06:10PM 4 points [-]

It's "second level" in the sense of being recursive causal learning. It's not "Second Level" in Churchland's sense, of taking multiple preexisting theories and finding a way to reduce one to another.