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Quantum information and the Brain
Published on 2013-01-1630375 Views
Ever since quantum mechanics was discovered nearly a century ago, famous scientists from Eddington to Wigner to Compton to Eccles to Penrose have speculated about possible connections to the brain
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Presentation
Quantum Information and the Brain00:00
My challenge00:33
On the other hand, there’s an obvious Problem of Scale02:25
My view05:04
Quantum Mechanics in 1 Slide06:22
Interference08:22
Measurement (1)11:07
Measurement (2)14:02
Measurement (3)17:02
David Deutsch (circa 1970s)17:54
Quantum Computing (1)19:46
Quantum Computing (2)22:09
The Limits of Quantum Computers (1)23:32
The Limits of Quantum Computers (2)26:44
The Limits of Quantum Computers (3)28:05
The Limits of Quantum Computers (4)29:44
Can n qubits really contain ~2n classical bits? (1)30:50
Can n qubits really contain ~2n classical bits? (2)33:24
Can n qubits really contain ~2n classical bits? (3)33:29
Measurement Complexity of n35:07
The No-Cloning Theorem35:33
Applications of the No-Cloning Theorem36:20
Is QM Relevant to Biology?38:03
Is QM Relevant to the Brain?39:09
Brain as Quantum Computer?40:04
Consciousness and Collapse? (1)41:55
Consciousness and Collapse? (2)42:28
Consciousness and Collapse? (3)42:35
Quantum Limits on Predictability?42:59
Does the No-Cloning Theorem actually put interesting limits on our ability to copy the cognitively relevant information in a brain? (1)44:28
Does the No-Cloning Theorem actually put interesting limits on our ability to copy the cognitively relevant information in a brain? (2)45:34
Bohr’s claim46:07
Conclusions47:15