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A priori

A priori

1. (Science: logic) Characterising that kind of reasoning which deduces consequences from definitions formed, or principles assumed, or which infers effects from causes previously known; deductive or deductively. The reverse of a posteriori.

3. (Science: philosophy) Applied to knowledge and conceptions assumed, or presupposed, as prior to experience, in order to make experience rational or possible. A priori, that is, form these necessities of the mind or forms of thinking, which, though first revealed to us by experience, must yet have preexisted in order to make experience possible. (Coleridge)

Origin: L. A (ab) _ prior former.


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Pitfalls of Evolutionary Psychology: Exaptation

... becomes a creative writer who uses his imagination to concoct any kind of wild fantastical explanation for behavior that seems reasonable (a priori) but lacks ANY real empirical proof. I was listening to a radio broadcaster citing a evolutionary psychology research on flirting and human sexuality. ...

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by jeremyo
Mon Aug 17, 2009 12:12 am
 
Forum: Evolution
Topic: Pitfalls of Evolutionary Psychology: Exaptation
Replies: 3
Views: 133

Re: T4 phage strains

... are, your problem really is to deduce the gene order. P.S. Don't assume that the alphabetical order (pqr) must correspond to the actual order. A priori , it can be any order--whatever the data says it is.

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by blcr11
Sat Jan 03, 2009 1:16 pm
 
Forum: Genetics
Topic: T4 phage strains
Replies: 2
Views: 561

Identfying Bacteria From Pictures

... things everywhere and some are likely to be pathogenic. But if you have a specific problem then you should define the best strategy to solve it a priori, rather than a posteriori, because you will find plenty of bacteria but you will not be able to know which one are interesting.

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by canalon
Wed Nov 07, 2007 1:52 am
 
Forum: Microbiology
Topic: Identfying Bacteria From Pictures
Replies: 11
Views: 7910

The Fiber Disease

... from hyperspectral sensors under changing operating conditions to extend track lifetime. Changing operating conditions preclude the use of a priori feature databases; thus, a feature database that is built "on-the-fly" is required to reliably track vehicles over longer periods. ...

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by Nadas Moksha
Sat Aug 26, 2006 1:56 am
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 748648

The Fiber Disease

... would seem to have been released, and is the cause of this apparent clinical condition. I repent, despite the legislation that demands a priori assessment of certain types of experimental research and reporting of all incidents of an adverse nature to the authorities in question. It could ...

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by Cilla
Mon Jun 19, 2006 12:23 pm
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 748648
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