vault backup: 2026-03-03 12:26:29

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2026-03-03 12:26:30 -05:00
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## Naming Conventions (Use Case vs. Description)
Related topic: [[realism-vs-instrumentalism]]
Related topic: [[heuristics#Realism vs. Instrumentalism]]
Naming by use case is intuitive for those without estimating or field experience,
but has the side effect that those accustomed to the names
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one can closely approximate small dimensions,
even without the proper tools.
## See Also
## Realism vs. Instrumentalism
[[realism-vs-instrumentalism]]
Realism holds that the purpose of [scientific research](https://en.wikipedia.org/wiki/Research)
is to describe the world as accurately as possible.
Instrumentalism (anti-realism) argues that the purpose
is to _forecast as accurately as possible_.
> [!quote] George E. P. Box, British statistician
> All models are wrong, but some are useful.[^1]
[^1]: > [!quote] [[box_1987_empirical-model-building#The Use of Approximating Functions]]
> The fact that the polynomial is an approximation
> does not necessarily detract from its usefulness
> because all models are approximations.
> Essentially, all models are wrong, but some are useful.
> [!quote] _Opinionated History of Mathematics_, "Did Copernicus steal ideas from Islamic astronomers?" (pp.)
> Ptolemy's lunar model is "flawed"
> in that it inaccurately describes Luna's distance from Earth,
> however Ptolemy only ever used the model to predict eclipses,
> which the model does very well.
> The discrepancy is only a flaw from a realist perspective.
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---
id:
aliases: []
title: Realism vs. Instrumentalism
tags:
- authorship/original
- destiny/fleeting
- status/draft
- type/encyclopedia-entry
dg-publish: true
---
# Realism vs. Instrumentalism
Realism holds that the purpose of [scientific research](https://en.wikipedia.org/wiki/Research)
is to describe the world as accurately as possible.
Instrumentalism (anti-realism) argues that the purpose
is to _forecast as accurately as possible_.
> [!quote] George E. P. Box, British statistician
> All models are wrong, but some are useful.[^1]
[^1]: > [!quote] [[box_1987_empirical-model-building#The Use of Approximating Functions]]
> The fact that the polynomial is an approximation
> does not necessarily detract from its usefulness
> because all models are approximations.
> Essentially, all models are wrong, but some are useful.
> [!quote] _Opinionated History of Mathematics_, "Did Copernicus steal ideas from Islamic astronomers?" (pp.)
> Ptolemy's lunar model is "flawed"
> in that it inaccurately describes Luna's distance from Earth,
> however Ptolemy only ever used the model to predict eclipses,
> which the model does very well.
> The discrepancy is only a flaw from a realist perspective.
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@@ -19,7 +19,7 @@ from Ace to PDI estimating.
At a high level,
it's that our process is built on _instrumental_ methods,
but that it is frequently judged from a _realist_ perspective.
See [[realism-vs-instrumentalism]].
See [[heuristics#Realism vs. Instrumentalism]].
There may be a more accurate way to state this.
[[2025-11-10_11-14-00]] may be an example of a similar issue,
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@@ -34,4 +34,4 @@ because otherwise it would be necessary to have double the assemblies,
or to expect estimators to substitute each size of wire
everywhere bare was necessary.
See [[realism-vs-instrumentalism]].
See [[heuristics#Realism vs. Instrumentalism]].
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@@ -17,7 +17,7 @@ which were based on conflicting direction
received from other estimators and seniors,
were made _without_ reason.
See [[realism-vs-instrumentalism]].
See [[heuristics#Realism vs. Instrumentalism]].
The peer's senior is looking for a _realist_ objection to his methods,
which an estimator without field experience (which the senior has)
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@@ -49,7 +49,7 @@ yearly: "[[2026]]"
> in other than [[units-takeoff|Units]].
I expressed that,
from a [[realism-vs-instrumentalism|realist]] perspective,
from a [[heuristics#Realism vs. Instrumentalism|realist]] perspective,
the `... DEVICES WITH WIRE - PVC` assemblies
are unsuitable for use in drop ceilings
since they don't provide a flex whip and box.