#biology # [[Epistemic status]] #shower-thought # Related - [[Philosophy/Rationality/Intelligence|Organic intelligence]] - [[Biology/Neuroscience/The brain s god module]] - [[Computing/Quantum/Human brain is a Quantum computer]] - [[Philosophy/Humans/Transhumanism/Uploading the mind]] - [[Biology/Neuroscience/Neocortex]] - [[Biology/Neuroscience/Neuroscience]] # Brain Brain needed by evolution for movement >As cognitive scientists have emphasized in recent years, cognition is embodied; you think with your body, not only with your brain. >~ [[Kahnemann]] ## History ![[C31A2345-4524-49CA-9C2C-65C633AD5FCA.jpeg]] ## Map ![[Pasted image 20220525165402.png]] ## Brain ![[DALL·E 2022-07-12 22.26.31 - A cluster of human brains connected to The Matrix, by Picasso.png]] >But if you ask neuroscientists, almost all of them would admit that we are still in the dark. We have learned a tremendous amount of knowledge and facts about the brain, but we have little understanding of how the whole thing works. >~ [[Jeff Hawkins]]  The **brain** is the computer hardware of life, which runs as software the [[Mind]] >In human beings, 18 percent of the energy that we consume every day is spent in running the **brain**. >~ [[Biology/Matt Ridley|Ridley]] ![[DALL·E 2022-07-12 22.26.59 - A cluster of human brains connected to The Matrix, by Picasso.png]] >[[Genome|Gene]]s are the primary policy-makers; **brains** are the executives. But as **brains** became more highly developed, they took over more and more of the actual policy decisions, using tricks like [[Philosophy/Rationality/Learning|learning]] and simulation in doing so. The logical conclusion to this trend, not yet reached in any species, would be for the [[Genome|gene]]s to give the survival machine a single overall policy instruction: do whatever you think best to keep us alive. >~ [[Richard Dawkins]] ![[DALL·E 2022-07-12 22.27.14 - A cluster of human brains connected to The Matrix, by Picasso.png]] ## Grey matter is the gpu ## White matter is the connectors ## The neocortex is the most "intelligent" component? >The neocortex occupies about 70 percent of the volume of a human brain and it is responsible for everything we associate with intelligence, from our senses of vision, touch, and hearing, to language in all its forms, to abstract thinking such as mathematics and philosophy. >~ [[Jeff Hawkins]] ## Axons and Dendrites >Neurons have treelike appendages called axons and dendrites that allow them to send [[Information|information]] to each other. >~ [[Jeff Hawkins]] ## the brain 🧠 is full of maps ![[DALL·E 2022-07-12 22.28.49 - A brain lying on a map, in a library full of books, painting by Picasso.png]] [[Jeff Hawkins]] presents the [[Thousand brains]] theory, which propose [[Reference frame]] and [[Grid cell]]s as a kind of [[The Map is not the Territory|map of the territory]]. [[Hashmap]] :) [[State Value Function]] [[Action Value Function]] ![[DALL·E 2022-07-12 22.31.17 - A brain lying on a map, in a library full of books, painting by Van Gogh.png]] Map offers fast search I guess Good mapping goal -> intelligence ![[DALL·E 2022-07-12 22.30.26 - A brain lying on a map, in a library full of books, painting by Escher.png]] ## Random ![[DALL·E 2022-07-03 21.28.39 - A brain, half biological, half machine, by Picasso.png]] ![[DALL·E 2022-07-03 21.27.35 - A brain, half biological, half machine, painting by Escher.png]] ![[DALL·E 2022-07-03 21.27.25 - A brain, half biological, half machine, by Picasso.png]] ![[DALL·E 2022-07-03 21.22.36 - Brain fractal, digital art.png]] ![[DALL·E 2022-07-03 21.17.27 - A cluster of human brains, connected by machines into a massive collective intelligence, painting by Escher.png]] ![[DALL·E 2022-07-03 21.14.22 - A cluster of human brains, connected by machines into a massive collective intelligence, painting by Picasso.png]]