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RE: Description of quality of a transformation

• From: David Lee <dlee@calldei.com>
• To: Victor Porton <porton@narod.ru>, "xml-dev@l..."<xml-dev@l...>
• Date: Wed, 27 Jun 2012 00:12:31 +0000

Could you give an example of what you mean by a transformation between XML Namespaces ?

Are you referring to the namespace URL ? the prefix ? or instance documents that follow a schema that is associated with the namespace ?


----------------------------------------
David A. Lee
dlee@calldei.com
http://www.xmlsh.org


> -----Original Message-----
> From: Victor Porton [mailto:porton@narod.ru]
> Sent: Tuesday, June 26, 2012 5:14 PM
> To: xml-dev@lists.xml.org
> Subject:  Description of quality of a transformation
> 
> I am writing a draft of a specification of transformations between XML
> namespaces. Transformations can be chained:
> 
> A->B->C (where A, B, C are namespaces).
> 
> I need to describe criteria for selecting chains of transformations among
> several possible variants.
> 
> One characteristic of a transformation is its "quality". We may denote it
> "release", "beta", "alpha" or something like this. Or we may use a numeric
> quality (something like 0.6=alpha, 0.9=beta, 1=release)?
> 
> What should we prefer numeric quality or a scheme like "release", "beta",
> "alpha"? With numeric quality we could do some calculations, but it is unclear
> whether these calculations are meaningful.
> 
> What else criteria for choosing a chain of several transformation should we
> consider?
> 
> Should we describe reversible/non-reversible transformations? At first this
> seems a promising idea. But is it? In fact most of XML transformations are in
> practice not reversible. So is it worth to bother to mark some transformations
> reversible?
> 
> Any other idea about how to describe transformations?
> 
> --
> Victor Porton - http://portonvictor.org
> 
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• References:
  • Description of quality of a transformation
    • From: Victor Porton <porton@narod.ru>