Distance measures are used in physical cosmology to give a natural notion of the distance between two objects or events in the universe. They are often...

theory, the total variation distance is a distance measure for probability distributions. It is an example of a statistical distance metric, and is sometimes...

In aviation, distance measuring equipment (DME) is a radio navigation technology that measures the slant range (distance) between an aircraft and a ground...

(for very short distances). The cosmic distance ladder is a set of ways of measuring extremely long distances. The straight-line distance between two points...

distance measure denotes the distance that can be travelled by walking in a fixed amount of time. In Japan, the standard measure for walking distance...

(also known as a string similarity metric or string distance function) is a metric that measures distance ("inverse similarity") between two text strings...

single definition of a similarity exists, usually such measures are in some sense the inverse of distance metrics: they take on large values for similar objects...

single technique can measure distances at all ranges encountered in astronomy. Instead, one method can be used to measure nearby distances, a second can be...

distance), which measures distance as the maximum of the distances in each coordinate. Taxicab distance (L1 distance), also called Manhattan distance...

which is a measure of the amount of overlap between two statistical samples or populations. It is not a metric, despite being named a "distance", since it...

The Mahalanobis distance is a measure of the distance between a point P {\displaystyle P} and a distribution D {\displaystyle D} , introduced by P. C...

{\displaystyle D_{\text{KL}}(P\parallel Q)} , is a type of statistical distance: a measure of how one probability distribution P is different from a second...

A tape measure or measuring tape is a flexible ruler used to measure length or distance. It consists of a ribbon of cloth, plastic, fibre glass, or metal...

single technique can measure distances at all ranges encountered in astronomy. Instead, one method can be used to measure nearby distances, a second can be...

comoving distance and proper distance (or physical distance) are two closely related distance measures used by cosmologists to define distances between...

distances are not directly related to measures of distances between probability measures. Again, a measure of distance between random variables may relate...

Genetic distance is a measure of the genetic divergence between species or between populations within a species, whether the distance measures time from...

During the COVID-19 pandemic, social distancing measures were implemented nearly worldwide in order to slow the spread of the disease. This article details...

study of open quantum systems, the trace distance T is a metric on the space of density matrices and gives a measure of the distinguishability between two...

Jaro–Winkler similarity is a string metric measuring an edit distance between two sequences. It is a variant of the Jaro distance metric (1989, Matthew A. Jaro) proposed...

image and an image from the database) is using an image distance measure. An image distance measure compares the similarity of two images in various dimensions...

second-defined period, such as speed (distance over hours) based on travel time (distance over speed), or measure distance based on speed. The spacings between...

In mathematics, the Hausdorff distance, or Hausdorff metric, also called Pompeiu–Hausdorff distance, measures how far two subsets of a metric space are...

features of the entities, such as using the Levenshtein distance to measure the edit distance between entity labels. However, it is difficult to capture...

In mathematics, the Fréchet distance is a measure of similarity between curves that takes into account the location and ordering of the points along the...

In mathematics (specifically in measure theory), a Radon measure, named after Johann Radon, is a measure on the σ-algebra of Borel sets of a Hausdorff...

In public health, social distancing, also called physical distancing, is a set of non-pharmaceutical interventions or measures intended to prevent the...

The parsec (symbol: pc) is a unit of length used to measure the large distances to astronomical objects outside the Solar System, approximately equal...

accuracy of a regression. Cook's distance measures the effect of deleting a given observation. Points with a large Cook's distance are considered to merit closer...

characteristic distance, is a unit of measure in astronomy. More technically, it is the semi-major axis of the geocentric lunar orbit. The lunar distance is on...