Difference between revisions of "Beliefs require observations"

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To form accurate [[belief|beliefs]] about something, you ''really'' do have to observe it.  This can be viewed as a special case of the second law of thermodynamics, in fact, since "knowledge" is correlation of belief with reality, which is mutual information, which is a form of negentropy.
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To form accurate [[belief|beliefs]] about something, you ''really'' do have to observe it.  This can be viewed as a special case of the second law of [[thermodynamics]], in fact, since "knowledge" is correlation of belief with reality, which is mutual information, which is a form of negentropy.
  
==See also==
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==Blog posts==
  
* [[Belief update]]
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*[http://lesswrong.com/lw/o5/the_second_law_of_thermodynamics_and_engines_of/ The Second Law of Thermodynamics, and Engines of Cognition]
* [[Belief in belief]]
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*[http://lesswrong.com/lw/jl/what_is_evidence/ What is Evidence?]
* [[Free-floating belief]]
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*[http://lesswrong.com/lw/ne/the_parable_of_the_dagger/ The Parable of the Dagger]
  
==Blog posts==
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==See also==
  
*[http://lesswrong.com/lw/o5/the_second_law_of_thermodynamics_and_engines_of/ The Second Law of Thermodynamics, and Engines of Cognition] by [[Eliezer Yudkowsky]]
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*[[Evidence]]
*[http://lesswrong.com/lw/ne/the_parable_of_the_dagger/ The Parable of the Dagger] by [[Eliezer Yudkowsky]]
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*[[Belief update]]
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*[[Belief in belief]]
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*[[Free-floating belief]]
  
 
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Latest revision as of 06:38, 5 December 2009

To form accurate beliefs about something, you really do have to observe it. This can be viewed as a special case of the second law of thermodynamics, in fact, since "knowledge" is correlation of belief with reality, which is mutual information, which is a form of negentropy.

Blog posts

See also