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hidden variable

hidden variable

1 8.4
An unseen thing that changes the results of an experiment or study
  • noun
  • Specialized
translation icon : variable oculta
  • Beginning around 1980, AI researchers started attacking applications, such as medical diagnosis, in which observations (for example, symptoms, lab tests) are processed to make uncertain inferences about hidden variables (such as diseases).

And so he argued for local hidden variables.

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Examples

  • Many experiments struggle to account for hidden variables, making their results less reliable.

  • There are hidden variables so it's difficult to predict the outcome.

  • Bell's theorem cannot be applied to a single 3D object to rule out hidden variables.

    Blog text (29)
  • It seems that they are trying to put forth another test for hidden variable theories.

    Blog text (29)
  • Only a hidden variable could explain the probability of quantum mechanics uniting physics.

    Blog text (25)
  • The majority of philosophers do want to introduce collapse, or else do want to add hidden variables or suchlike.

    Blog text (29)
  • This experiment eliminated the possibility of "hidden variables" and showed, beyond any reasonable doubt, that quantum physics is indeed the correct way to describe the universe.

    Academic text (1992)
  • In scientific research, hidden variables can obscure the true relationships between observed factors.

  • Researchers must consider all possible hidden variables to accurately interpret their data.

Synonyms

factor
vshidden variable
2.1

A thing that helps cause a result

specifies that it is an unseen contributor rather than any general cause
unknown
vshidden variable
41 6.1

Something you do not know or cannot identify, for example a variable in math

is a specific unseen contributor that may affect an experiment or system outcome
unknown quantity
vshidden variable
1 7.1

A person or thing you do not yet know much about

is used for unseen contributors in experiments or systems rather than people
nonobservable
vshidden variable
  • Specialized
9.9

A factor that cannot be seen or measured directly

focuses on the item's possible effect on experiment outcomes

How Revealing

iceberg's tip
  • Informal
5.8
sign
3.2
hint
153 1.5
hidden variable
  • Specialized
1 8.4

Surface Forms

Morphology

hidden + variable

The meaning is a direct composition of 'hidden' (not visible/detectable) and 'variable' (an element that can assume values), so a learner who knows both words can infer an unobserved factor affecting outcomes. This adjective+noun combinational pattern is common and cross-linguistically transparent, making the phrase predictable to B1 learners.

Etymology

Hidden variable may come from the simple image of something hiding behind a curtain and pulling the strings of a scene. The word hidden shows it is out of sight and variable means something that can change, so the term refers to an unseen factor that 'changes' the outcome of a study or process.