Quantum Probability as an Application of Data Compression Principles

Realist, no-collapse interpretations of quantum mechanics, such as Everett's, face the probability problem: how to justify the norm-squared (Born) rule from the wavefunction alone. While any basis-independent measure can only be norm-squared (due to the Gleason-Busch Theorem) this fact conflict...

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Main Author: Allan F. Randall
Format: Article
Language:English
Published: Open Publishing Association 2016-06-01
Series:Electronic Proceedings in Theoretical Computer Science
Online Access:http://arxiv.org/pdf/1606.06802v1
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author Allan F. Randall
author_facet Allan F. Randall
author_sort Allan F. Randall
collection DOAJ
description Realist, no-collapse interpretations of quantum mechanics, such as Everett's, face the probability problem: how to justify the norm-squared (Born) rule from the wavefunction alone. While any basis-independent measure can only be norm-squared (due to the Gleason-Busch Theorem) this fact conflicts with various popular, non-wavefunction-based phenomenological measures - such as observer, outcome or world counting - that are frequently demanded of Everettians. These alternatives conflict, however, with the wavefunction realism upon which Everett's approach rests, which seems to call for an objective, basis-independent measure based only on wavefunction amplitudes. The ability of quantum probabilities to destructively interfere with each other, however, makes it difficult to see how probabilities can be derived solely from amplitudes in an intuitively appealing way. I argue that the use of algorithmic probability can solve this problem, since the objective, single-case probability measure that wavefunction realism demands is exactly what algorithmic information theory was designed to provide. The result is an intuitive account of complex-valued amplitudes, as coefficients in an optimal lossy data compression, such that changes in algorithmic information content (entropy deltas) are associated with phenomenal transitions.
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spelling doaj.art-86ef8307a9fa4cb8b89a09b8becc9c682022-12-21T19:46:16ZengOpen Publishing AssociationElectronic Proceedings in Theoretical Computer Science2075-21802016-06-01214Proc. PC 2016294010.4204/EPTCS.214.6:5Quantum Probability as an Application of Data Compression PrinciplesAllan F. RandallRealist, no-collapse interpretations of quantum mechanics, such as Everett's, face the probability problem: how to justify the norm-squared (Born) rule from the wavefunction alone. While any basis-independent measure can only be norm-squared (due to the Gleason-Busch Theorem) this fact conflicts with various popular, non-wavefunction-based phenomenological measures - such as observer, outcome or world counting - that are frequently demanded of Everettians. These alternatives conflict, however, with the wavefunction realism upon which Everett's approach rests, which seems to call for an objective, basis-independent measure based only on wavefunction amplitudes. The ability of quantum probabilities to destructively interfere with each other, however, makes it difficult to see how probabilities can be derived solely from amplitudes in an intuitively appealing way. I argue that the use of algorithmic probability can solve this problem, since the objective, single-case probability measure that wavefunction realism demands is exactly what algorithmic information theory was designed to provide. The result is an intuitive account of complex-valued amplitudes, as coefficients in an optimal lossy data compression, such that changes in algorithmic information content (entropy deltas) are associated with phenomenal transitions.http://arxiv.org/pdf/1606.06802v1
spellingShingle Allan F. Randall
Quantum Probability as an Application of Data Compression Principles
Electronic Proceedings in Theoretical Computer Science
title Quantum Probability as an Application of Data Compression Principles
title_full Quantum Probability as an Application of Data Compression Principles
title_fullStr Quantum Probability as an Application of Data Compression Principles
title_full_unstemmed Quantum Probability as an Application of Data Compression Principles
title_short Quantum Probability as an Application of Data Compression Principles
title_sort quantum probability as an application of data compression principles
url http://arxiv.org/pdf/1606.06802v1
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