On Monday, February 24, 2014 8:17:02 AM UTC-5, David Nyman wrote:
>
> On 24 February 2014 03:38, Craig Weinberg <[email protected]<javascript:>
> > wrote:
>
>>
>>
>> On Sunday, February 23, 2014 7:22:36 PM UTC-5, David Nyman wrote:
>>
>>> On 23 February 2014 19:55, Craig Weinberg <[email protected]> wrote:
>>>
>>>>
>>>>
>>>> On Sunday, February 23, 2014 10:35:33 AM UTC-5, David Nyman wrote:
>>>>
>>>>> On 23 February 2014 14:55, Craig Weinberg <[email protected]> wrote:
>>>>>
>>>>>> This might be a more concise way of making my argument:
>>>>>>
>>>>>> It is my claim that CTM has overlooked the necessity to describe the 
>>>>>> method, mechanism, or arithmetic principle by which computations are 
>>>>>> encountered.
>>>>>>
>>>>>> My hypothesis, drawn from both direct human experience as well as 
>>>>>> experience with technological devices, is that "everything which is 
>>>>>> counted 
>>>>>> must first be encountered". Extending this dictum, I propose that 
>>>>>>
>>>>>> 1. There is nothing at all which cannot be reduced to an encounter, 
>>>>>> and 
>>>>>> 2. That the nature of encounters can be described as aesthetic 
>>>>>> re-acquaintance, nested sensory-motive participation, or simply sense.
>>>>>> 3. In consideration of 1, sense is understood in all cases to be 
>>>>>> pre-mechanical, pre-arithmetic, and inescapably fundamental.
>>>>>>
>>>>>> My challenge then, is for CTM to provide a functional account of how 
>>>>>> numbers encounter each other, and how they came to be separated from the 
>>>>>> whole of arithmetic truth in the first place. We know that an actual 
>>>>>> machine must encounter data through physical input to a hardware 
>>>>>> substrate, 
>>>>>> but how does an ideal machine encounter data? How does it insulate 
>>>>>> itself 
>>>>>> from data which is not relevant to the machine?
>>>>>>
>>>>>> Failing a satisfactory explanation of the fundamental mechanism 
>>>>>> behind computation, I conclude that:
>>>>>>
>>>>>> 4. The logic which compels us to seek a computational or mechanical 
>>>>>> theory of mind is rooted in an expectation of functional necessity.
>>>>>> 5. This logic is directly contradicted by the absence of critical 
>>>>>> inquiry to the mechanisms which provide arithmetic function.
>>>>>> 6. CTM should be understood to be compromised by petito principii 
>>>>>> fallacy, as it begs its own question by feigning to explain macro level 
>>>>>> mental phenomena through brute inflation of its own micro level mental 
>>>>>> phenomena which is overlooked entirely within CTM.
>>>>>> 7. In consideration of 1-6, it must be seen that CTM is invalid, and 
>>>>>> should possibly be replaced by an approach which addresses the fallacy 
>>>>>> directly.
>>>>>> 8. PIP (Primordial Identity Pansensitivity) offers a 
>>>>>> trans-theoretical explanation in which the capacity for sense encounters 
>>>>>> is 
>>>>>> the sole axiom.
>>>>>> 9. CTM can be rehabilitated, and all of its mathematical science can 
>>>>>> be redeemed by translating into PIP terms, which amounts to reversing 
>>>>>> the 
>>>>>> foundations of number theory so that they are sense-subordinate. 
>>>>>> 10. This effectively renders CTM a theory of mind-like simulation, 
>>>>>> rather than macro level minds, however, mind-simulation proceeds from 
>>>>>> PIP 
>>>>>> as a perfectly viable cosmological inquiry, albeit from an impersonal, 
>>>>>> theoretical platform of sense.
>>>>>>
>>>>>
>>>>> I'm beginning to get the impression in points 9 and 10 that you are 
>>>>> wavering a little in your blanket rejection of CTM. 
>>>>>
>>>>
>>>> No, I've always held that the contents of CTM are still redeemable if 
>>>> we turn them inside out.
>>>>  
>>>>
>>>>> My contention is that CTM  already "rehabilitates" and "redeems" its 
>>>>> mathematical science in the sense you suggest as a consequence of its 
>>>>> explicit reliance on the invariance of consciousness to some assumed 
>>>>> level 
>>>>> of functional substitutability. 
>>>>>
>>>>
>>>> That's not the sense that I suggest. I'm claiming that CTM can only be 
>>>> rehabilitated by recognizing that function can never be a substitute for 
>>>> consciousness, and that in fact all functions supervene on more primitive 
>>>> levels of sensitivity.
>>>>  
>>>>
>>>>> This already entails that CTM - as must be true of any theory that 
>>>>> doesn't effectively junk the whole notion as supernumerary - incorporates 
>>>>> consciousness into its schema as a transcendentally original assumption 
>>>>> *at 
>>>>> the outset*. Hence it eludes the jaws of petito principii by seeking not 
>>>>> to 
>>>>> *explain* but to *exploit* this assumption, at the appropriately 
>>>>> justified 
>>>>> level of explanation.
>>>>>
>>>>
>>>> Then it is not a theory of mind, it is a theory of mental elaboration - 
>>>> which I am not opposed to, as long as mental elaboration is not conflated 
>>>> with additional capacities of sensation. We can, for instance, look 
>>>> through 
>>>> a camera which will transduce infra-red radiation to a visible color 
>>>> (usually phosphor green or black-body-like spectrum). CTM could be used, 
>>>> IMO, to develop this kind of transduced extension of sense, but it cannot 
>>>> be used to provide additional visual sense (like being able to actually 
>>>> see 
>>>> infra-red as a color). Regardless of how intelligent the behavior of the 
>>>> program seems, the actual depth of consciousness will never increase 
>>>> beyond 
>>>> the specifications of the technology used to implement it.
>>>>
>>>
>>> Since you yourself brought the example of Galileo to mind, I think it 
>>> fair to point out that your examples above are faintly reminiscent of the 
>>> position of the Catholic hierarchy that as a natural philosopher he was of 
>>> course free to speculate on heliocentrism as a merely hypothetical 
>>> phenomenon but not a physically real one.
>>>
>>
>> There's a lot of interesting echoes of this moment in history and in the 
>> Enlightenment Era. In simple terms, I would say that it is as if we are 
>> coming out the other side. Galileo was on the cutting edge of the wave 
>> toward the ontic and the personal. This time the cutting edge is toward 
>> transcending the ontic and reclaiming the personal.
>>  
>>
>>>  IOW they were willing to concede that it could be useful instrumentally 
>>> in making predictions etc. but that it would never be acceptable as a 
>>> substitute for canonical (in this case, literally) "reality".
>>>
>>
>> In an ultimate sense they were not wrong, it's just taken us a few 
>> centuries to discover why.
>>  
>>
>>>  
>>> But what if that mental elaboration were developed into such an 
>>> effective instrumental and explanatory tool that its account of the 
>>> relation between brain and mind, or between observer and observed, became 
>>> indispensable to our understanding of ourselves? Suppose, for example, that 
>>> a prosthesis for perceiving infra-red directly as a colour were capable of 
>>> being interfaced with our visual cortex on the general principles of the 
>>> wiki link I recently posted. Suppose, even, that non-human entities 
>>> elaborated along the lines you suggest above eventually became capable of 
>>> informing us directly what it was like to be them. What then?
>>>
>>
>> The only evidence that would be compelling to me is to have someone get 
>> walked off of their own brain onto a digital brain, live for a few weeks, 
>> and then return to give a report. I honestly don't expect it to ever get 
>> that far. The great leap forward on this frontier seems to be a receding 
>> horizon. That YouTube was from 1990.
>>
>
> I wasn't referring to the YouTube - that was just a fun way of 
> illustrating aspects of the puzzle. 
>

Right, but my point is that nothing has changed since then. There is no 
progress on the fundamental issue.
 

> This is the link I meant:
>
> http://en.wikipedia.org/wiki/Hippocampal_prosthesis
>
> It seems quite plausible on the basis of the kind of research reported in 
> this piece that more sophisticated prostheses exploiting the same general 
> principles could be used to restore at least components of damaged senses, 
> or even provide access to novel ones, without recourse to anything other 
> than functional or computational theory or practice. Let us suppose that 
> this is the case. How would one then be able to make a principled 
> distinction between a mere mental elaboration and the real thing?
>

Sure, but there is a difference between restoring damaged parts of a living 
person's brain and putting parts synthetic brain parts and expecting it to 
become a living person.

Craig
 

>
> David
>
>
>  Now, 24 years later, there has been no improvement in our understanding, 
>> no progress whatsoever in these fundamental issues of consciousness. I 
>> think that I may actually have stumbled on the real improvement, but it's 
>> going to take a long time before people realize that computation is not the 
>> center of the universe.
>>
>> Craig
>>  
>>
>>>  
>>> David
>>>
>>>  
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>>>>>
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