Re: [Swarm-Modelling] lifecycle requirements

[Marcus G. Daniels]

glen e. p. ropella wrote:
> Defobj _does_ amount to that sort of
> coarse-grained construction; but, a more general data-driven filtering
> system would not.  The operators do not have to be limited to the
> run-time assembly of methods.
>   
"Filtering", as you can see below, is concerned with taking away.  
There's nothing that requires, for example, a template made of molecules 
to be broken up into a subset of molecules.   The template can be formed 
from scratch from atoms.

Main Entry: fil·ter
Function: noun
Etymology: Middle English filtre, from Medieval Latin filtrum piece of 
felt used as a filter, of Germanic origin; akin to Old High German filz 
felt -- more at FELT
1 a : a porous article or mass (as of paper or sand) through which a gas 
or liquid is passed to separate out matter in suspension b : an 
apparatus containing a filter medium
2 a : a device or material for suppressing or minimizing waves or 
oscillations of certain frequencies (as of electricity, light, or sound) 
b : a transparent material (as colored glass) that absorbs light of 
certain wavelengths or colors selectively and is used for modifying 
light that reaches a sensitized photographic material -- called also 
color filter
3 : something that has the effect of a filter (as by holding back 
elements or modifying the appearance of something) <his work is too 
often viewed through the filter of race -- Brent Staples>