Autocorrelation

Autocorrelation

The correlation of the members of a time series with each other.

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Part of Speech: noun
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Industry/Domain: Earth science
Category: Mapping science
Company: American Congress on Surveying & Mapping
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Related terms

autocorrelation

Earth science; Mapping science

The correlation of the members of a time series with each other.

autocorrelation

Psychology; Behavior analysis

A description of data that indicates the extent to which values in one subset of a series predict values of another subset. Also referred to as serial dependency.

autocorrelation

Weather; Meteorology

The simple linear correlation of a time series with its own past; that is, the correlation of the sequence of values x(t) with the sequence of values x(t + τ) occurring τ units of ...

autocorrelation

Financial services; General Finance

The correlation of a variable with itself over successive time intervals. Sometimes called serial correlation.

autocorrelation

Science; Acoustics

Autocorrelation is a mathematical tool for finding repeating patterns, such as the presence of a periodic signal which has been buried under noise. It is frequently used for ...

autocorrelation function

Engineering; Electronic engineering

A measure of the similarity between delayed and undelayed versions of a signal, expressed as a delay function.

subtropical

Earth science; Mapping science

Relating to the warmest region of the Temperate Zones that border on the Torrid Zone.

sky

Earth science; Mapping science

The region above and beyond the Earth, as it is seen looking up from the ground. Sky looks blue during the day and dark at night.

South Pole

Earth science; Mapping science

The most southern point of the Earth. The South Pole is the southern end of the axis on which the Earth rotates.

prime meridian

Earth science; Mapping science

The line of longitude that passes through the town of Greenwich, England, and that measures 0 degree. It is the line from which other longitude lines are measured.

planet

Earth science; Mapping science

A celestial body revolving around a sun in a nearly circular orbit. This definition excludes comets, which have highly elliptical orbits. However, it may also exclude some of ...

area of error

Earth science; Mapping science

A figure within which the true location of a point whose location has been determined by measurement is believed to lie, with stated degree of probability.