feat: add computation-in-nature
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content/posts/computation-in-nature.md
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content/posts/computation-in-nature.md
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date = '2018-05-10'
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title = 'Computation in Nature'
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tags = ['philosophy', 'old']
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categories = ['opinion']
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## Disclaimer
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This was written as a student project as part of our ethics course, where we had to write an opinion piece on anything
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we wanted in the field of computer science. Note that this was before *LLM*'s was a thing.
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# Computation in Nature
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> "If you ever think your code is bad, just remember that CPUs are just rocks that we tricked into thinking"
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**Does the nature compute, or the computation is something that only the humans are
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doing? If so, what is it about?**
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To answer this question, we would need to define what the terms used in it even means. If you look up the definition
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of the word ’compute’ on Merriam Websters dictionary, you will find that it primarily means _"to determine
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especially by mathematical means"_. This definition mentions a usage of mathematics, which suggests a close bond
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between these concepts. What would it mean to determine something? I would argue that it means to make a decision
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based on either prior experience, data or calculations. This implies that computation have a focus on deciding
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and _"finishing a thought"_. It has an end goal. You can even use conclusions made by previous computations to
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compute more advanced problems.
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In other words, computation is about answering queries about data and the process of doing so. We see
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mathematics emerge in nature aswell. In *"The Chemical Basis of Morphogenesis"*, Alan M. Turing mentions
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that flower petals rarely exceeds a quantity of five. We even see the fibonacci sequence in [sunflower
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seeds](http://popmath.org.uk/rpamaths/rpampages/sunflower.html).
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An example of computation in nature is actually very easy to find. Take a rabbit, or any other smaller prey. A rabbit
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is constantly observing and reacting to the sorrounding environment, otherwise it will get eaten by predators or fall
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into a lake and drown or any other scenario involving death. You could argue that the rabbit is constantly asking
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questions about what to: _"Should I run away?"_, _"Should I keep eating?"_, _"Should I be eating this?"_ etc. The
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rabbit may not be consciously aware of these queries, but nevertheless, it is answering to them through actions.
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In Empiricism, the concept of a mind being a blank slate (in this case we are talking about a human mind, not
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a rabbit’s) and experiences gets remembered is very much applicable here. This trait means that a human mind
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has a memory, i.e. It can remember old conclusions and recall them when desired. We can actually prove that this
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trait is not exclusive to humans, since we can observe other mammals (and even fish and reptiles) demonstrating
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the usage of memory. A prime example is the elephant.
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In Rationalism, we see a similar pattern of using the method of deduction to find conclusions and deduct new
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conclusions (memory). However, if you were to believe the Rationalists, getting the data needed for computation
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in nature, may be a tricky task. We previously had an assumption, that we could trust our senses and that other
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creatures also had senses. In Rationalism the only thing we can trust is the fact that we are doubting. Since we
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can’t say anything about if the rabbit is doubting everything. This is where the rabbit example breaks down a
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little, but we are not completely stuck here. Humans are mammals and mammals are a type of animal. Animals are
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part of nature, therefore humans must be part of nature. You and I are humans (I assume) and this logic enables us
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to make deductive arguments based on subjective thoughts. The first part of the Cartesian circle, _"Dubito ergo
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cogito"_ (_"I doubt, therefore I think"_) made by René Descartes, is actually very applicable to computation in
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nature. Thinking is a form of computation and since _I_ am part of nature. Computation rationally happens in nature.
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But what about non-natural computation? Artificial computation machines such as modern digital computers or even
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old mechanical adding-machines are definitely things that compute data. There is a diconnect from artificial
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computers to natural computers (brains) though. Currently humans have not been able to produce a machine with natural
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intuition as we observe it in nature. We have come close to something that looks like it with simulated organisms,
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but we are not even close to the complexeties of an intuitive brain such as the human one (or even other clever
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mammals, such as the dolphin or chimp). I personally believe that the reason for this disconnect is because of
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the intention of the computational device at the point of origin. The intent that biology had when brains were
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invented was certainly not to fix mathematical problems. It was primarily for the organism to survive and have a
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better chance for survival. But fixing mathematical problems is the exact intent humans had when we created our
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artificial computers. This **intent** changes the very nature of the system, and because of this, even though brains
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and computers might be similar in some ways they are and always will be fundamentally different things.
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A. M. Turing presents (and disagrees with) various arguments, in his article
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[Computing Machinery and Intelligence](https://archive.org/details/MIND--COMPUTING-MACHINERY-AND-INTELLIGENCE),
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that a computer will not be able to be conscious. I tend to follow Turings idea that most of the arguments he
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presents are either made out of a tendency towards thinking that humans have to be superior to machines, either
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intellectually or that we can *feel* things. I do disagree with one point that he makes in the article: Turing
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argues that a computer/program will never be able to change it’s behavior based off of prior experiences, which
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sounds ludicrous if you’ve taken any modern Machine Intelligence class. This was probably a conclusion he came
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to because of the time era he was in and that AI as a field was not as big (if at all existent) at the time.
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Turing finishes the article with the notion that there is still a lot of work to be done in the field of AI and it
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is a fun contrast to see what arguments and thoughts a mind like his had back in the fifties, compared to modern
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AI can offer. Will humans ever be able to create a truly conscious artificial mind? And will we ever be able to
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test it properly?
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If you believe the Mathematical Realists, mathematics is a thing that exists independently of humans, and can be
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found/discovered by any being clever enough to deduct these laws. This point of view can be very reassuring, if
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you believe that real artificial intelligence can be made. Since mathematics is an inherit trait of the universe,
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and that computers are machines that can (essentially) execute math, and that humans are part of nature. It might
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be possible to make an AI that is (atleast) as clever as humans, maybe it is innevitable.
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{{< centered image="/6616144.png" >}}
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