In mathematics, the geometric mean is a mean or average which indicates a central tendency of a finite collection of positive real numbers by using the...
30 KB (4,490 words) - 02:02, 19 November 2024
AM–GM inequality (redirect from Arithmetic mean-geometric mean inequality)
the inequality of arithmetic and geometric means, or more briefly the AM–GM inequality, states that the arithmetic mean of a list of non-negative real numbers...
40 KB (8,013 words) - 16:51, 20 November 2024
mathematics, the geometric–harmonic mean M(x, y) of two positive real numbers x and y is defined as follows: we form the geometric mean of g0 = x and h0...
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arithmetic–geometric mean (AGM or agM) of two positive real numbers x and y is the mutual limit of a sequence of arithmetic means and a sequence of geometric means...
17 KB (2,935 words) - 16:03, 13 July 2024
In Euclidean geometry, the right triangle altitude theorem or geometric mean theorem is a relation between the altitude on the hypotenuse in a right triangle...
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In statistics, the weighted geometric mean is a generalization of the geometric mean using the weighted arithmetic mean. Given a sample x = ( x 1 , x...
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Arithmetic-geometric mean Arithmetic-harmonic mean Cesàro mean Chisini mean Contraharmonic mean Elementary symmetric mean Geometric-harmonic mean Grand mean Heinz...
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The geometric mean filter is an image filtering process meant to smooth and reduce noise of an image. It is based on the mathematic geometric mean. The...
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converges to the sum of 1 {\displaystyle 1} . Each term in a geometric series is the geometric mean of the term before it and the term after it, in the same...
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statistics, the geometric standard deviation (GSD) describes how spread out are a set of numbers whose preferred average is the geometric mean. For such data...
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arithmetic and geometric means that the geometric mean is lower than the mean. Similarly, the harmonic mean is lower than the geometric mean. The accompanying...
244 KB (40,655 words) - 08:34, 14 November 2024
_{i=1}^{n}x_{i}^{p}\right)^{{1}/{p}}.} (See p-norm). For p = 0 we set it equal to the geometric mean (which is the limit of means with exponents approaching zero, as proved...
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goes with the arithmetic mean, is the geometric mean to the power n. Thus the n-th harmonic mean is related to the n-th geometric and arithmetic means. The...
37 KB (5,870 words) - 10:17, 15 November 2024
"arithmetic mean" is preferred in some mathematics and statistics contexts because it helps distinguish it from other types of means, such as geometric and harmonic...
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converges to the sum of 1 {\displaystyle 1} . Each term in a geometric series is the geometric mean of the term before it and the term after it, in the same...
33 KB (4,722 words) - 21:55, 4 November 2024
exponent greater than 1. However, it is larger than the geometric mean and the harmonic mean, respectively. The inequalities are strict unless both numbers...
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Semicircle (section Arithmetic and geometric means)
length of its radius is the arithmetic mean of a and b (since the radius is half of the diameter). The geometric mean can be found by dividing the diameter...
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Hermann Karcher. On the real numbers, the arithmetic mean, median, geometric mean, and harmonic mean can all be interpreted as Fréchet means for different...
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Muirhead's inequality (redirect from A-mean)
of arithmetic and geometric means. For any real vector a = ( a 1 , … , a n ) {\displaystyle a=(a_{1},\dots ,a_{n})} define the "a-mean" [a] of positive...
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QM-AM-GM-HM inequalities (redirect from Mean inequality chain)
mean inequality chain, state the relationship between the harmonic mean, geometric mean, arithmetic mean, and quadratic mean (also known as root mean...
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as the arithmetic mean and the geometric mean, using a function f {\displaystyle f} . It is also called Kolmogorov mean after Soviet mathematician Andrey...
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Pythagorean means (redirect from Pythagorean mean)
classical Pythagorean means are the arithmetic mean (AM), the geometric mean (GM), and the harmonic mean (HM). These means were studied with proportions...
8 KB (1,101 words) - 16:49, 20 October 2024
replaces two numbers by their arithmetic and geometric mean, in order to approximate their arithmetic-geometric mean. The version presented below is also known...
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time since "1900, Jan. 0, Greenwich Mean noon", measured in Julian centuries of 36,525 days. The Sun's geometric mean longitude, freed from aberration is...
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rectified value (ARV) Central moment Geometric mean L2 norm Least squares Glossary of mathematical symbols Mean squared displacement True RMS converter...
18 KB (2,649 words) - 04:42, 19 November 2024
measure of central tendency, such as the mid-range, median, mode or geometric mean. For example, the average personal income is often given as the median –...
29 KB (3,232 words) - 16:32, 16 November 2024
also leads to predictions which can be interpreted in terms of the geometric mean. People often think the MAPE will be optimized at the median. But for...
9 KB (1,481 words) - 07:42, 4 October 2024
a square with the side x = a b {\displaystyle x={\sqrt {ab}}} (the geometric mean of a and b). For this purpose it is possible to use the following: if...
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the covariance is negative. The magnitude of the covariance is the geometric mean of the variances that are in common for the two random variables. The...
29 KB (4,738 words) - 18:13, 15 November 2024
cutoff frequencies. It is usually defined as either the arithmetic mean or the geometric mean of the lower cutoff frequency and the upper cutoff frequency of...
2 KB (210 words) - 04:06, 22 September 2021