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information measure

information measure

7.1
A way to show how much uncertainty is in data or messages
  • noun
  • Specialized
translation icon : medida de información
  • The information measure used in this study is quite effective.

Examples

  • Researchers introduced a new information measure to analyze the data's variability.

  • Shannon's entropy is a classic example of an information measure.

  • In information theory, the concept of an information measure helps to quantify uncertainty.

  • Can you explain the information measure you applied?

  • An information measure quantifies the amount of uncertainty in predicting an event's outcome.

  • Researchers developed a new information measure to analyze data transmission efficiency.

  • Using an information measure, we can determine how much information is conveyed in a message.

Synonyms

information
vsinformation measure
  • Specialized
79 7.9

How much a message reduces your surprise about an outcome

is the method used to calculate that surprise from event probabilities
metric
vsinformation measure
68 4.2

A measure used to judge the performance or success of something

is specific to assigning numbers to uncertainty using probability

How Mathematical

entropy
  • Specialized
2 9.0
information measure
  • Specialized
7.1
metric
68 4.2
heuristic
  • Specialized
3 8.0

Surface Forms

Morphology

information + measure

The meaning 'a method or metric for quantifying information' is directly derivable from combining 'information' (amount of uncertainty) with 'measure' (a metric or way to quantify). This noun–noun compositional pattern (measure of X) is common across languages and follows standard English semantics, so a B1 learner who knows both words would readily infer the phrase's meaning.

Etymology

The term information measure comes from a simple image: measure is like a ruler or scale and information is the news or surprise in a message. So an information measure gives a number to how surprising or uncertain a message is by looking at the message's 'chance' to happen.