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Re: Algorithm Optimization

From "Derek M. Jones" <derek@_NOSPAM_knosof.co.uk>
Newsgroups comp.compilers
Subject Re: Algorithm Optimization
Date 2020-09-15 14:29 +0100
Organization virginmedia.com
Message-ID <20-09-035@comp.compilers> (permalink)
References <20-09-032@comp.compilers>

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Rick,

> I've been pursuing the idea of what I call algorithm optimization.  It's
> the idea that algorithms coded by individuals may not be optimal, and
> may require refactoring / re-engineering to be made optimal based on
> what's trying to be achieved.

Compilers had done to death figuring out how best to optimize what
the developer wrote.  The future is optimizing what they intended to write.

> Are these all standard optimization techniques which exist, or is this
> something else I'm pursuing with the big push to have optimization take
> place at the BAlive level to revamp algorithms based on fundamental data
> types and data/flow analyses of the intent of the algorithms?

A while back I had the idea of trying to figure out what floating-point
calculation was being attempted, e.g., using a Taylor series when a Chebyshev
series would be more efficient.

http://shape-of-code.coding-guidelines.com/2010/02/28/using-numeric-literals-to-identify-application-domains/

> Note:  All of this is my original thinking this all through.  I have not
> read books or articles or papers from others on how to do things.  I
> look at the code and I think things.  I used to discuss them with Walter
> Banks, but he passed in late 2019.

I'm sorry to hear this news about Walter.

--
Derek M. Jones
blog:shape-of-code.coding-guidelines.com

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Thread

Algorithm Optimization "Rick C. Hodgin" <rick.c.hodgin@gmail.com> - 2020-09-13 13:00 -0400
  Re: Algorithm Optimization Elijah Stone <elronnd@elronnd.net> - 2020-09-14 20:47 -0700
    Re: Algorithm Optimization "Rick C. Hodgin" <rick.c.hodgin@gmail.com> - 2020-09-15 00:42 -0400
  Re: Algorithm Optimization "Derek M. Jones" <derek@_NOSPAM_knosof.co.uk> - 2020-09-15 14:29 +0100
    Re: Algorithm Optimization gah4 <gah4@u.washington.edu> - 2020-09-15 22:25 -0700
      Re: Algorithm Optimization "Derek M. Jones" <derek@_NOSPAM_knosof.co.uk> - 2020-09-16 20:11 +0100
      Re: Algorithm Optimization Richard Harnden <richard.nospam@gmail.com> - 2020-09-16 22:45 +0100
      Re: Algorithm Optimization Hans-Peter Diettrich <DrDiettrich1@netscape.net> - 2020-09-17 06:35 +0200
        Re: Algorithm Optimization "A. K." <minforth@arcor.de> - 2020-09-21 02:12 -0700
      Re: Algorithm Optimization "Johann 'Myrkraverk' Oskarsson" <johann@myrkraverk.com> - 2021-04-21 16:29 +0000
  Re: Algorithm Optimization "mwmarkland@gmail.com" <mwmarkland@gmail.com> - 2020-09-16 07:57 -0700
    Re: Algorithm Optimization "Rick C. Hodgin" <rick.c.hodgin@gmail.com> - 2020-09-16 11:44 -0400
    Re: Algorithm Optimization gah4 <gah4@u.washington.edu> - 2020-09-16 13:59 -0700
      Re: Algorithm Optimization Thomas Koenig <tkoenig@netcologne.de> - 2020-09-17 06:39 +0000
  Re: Algorithm Optimization Hans-Peter Diettrich <DrDiettrich1@netscape.net> - 2020-12-13 23:13 +0100
    Re: Algorithm Optimization gah4 <gah4@u.washington.edu> - 2020-12-20 22:45 -0800

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