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Longer titles found: Logarithmically concave function (view)

searching for Concave function 21 found (85 total)

Schur-convex function (595 words) [view diff] no match in snippet view article find links to article

In mathematics, a Schur-convex function, also known as S-convex, isotonic function and order-preserving function is a function f : R d → R {\displaystyle

Stochastic control (1,709 words) [view diff] exact match in snippet view article find links to article

for example, a concave function of a state variable over a horizon from time zero (the present) to a terminal time T, or a concave function of a state variable

Fenchel's duality theorem (703 words) [view diff] exact match in snippet view article find links to article

Fenchel. Let ƒ be a proper convex function on Rn and let g be a proper concave function on Rn. Then, if regularity conditions are satisfied, inf x ( f ( x

Implied weighting (444 words) [view diff] exact match in snippet view article find links to article

for homoplasy becomes more apparent. The trees which maximize the concave function of homoplasy resolve character conflict in favour of the characters

Shifted Gompertz distribution (1,823 words) [view diff] exact match in snippet view article find links to article

is more flexible than the Gumbel distribution. The hazard rate is a concave function of F ( x ; b , η ) {\displaystyle F(x;b,\eta )} which increases from

Gibbs' inequality (1,220 words) [view diff] exact match in snippet view article find links to article

Kullback-Leibler divergence is a form of Bregman divergence. Because log is a concave function, we have that: ∑ i p i log ⁡ q i p i ≤ log ⁡ ∑ i p i q i p i = log

Calkin correspondence (753 words) [view diff] exact match in snippet view article find links to article

sequence spaces. Lorentz ψ-ideals. The Lorentz ψ-ideals for an increasing concave function ψ : [0,∞) → [0,∞) correspond to the Lorentz sequence spaces. J. von

Poisson binomial distribution (2,585 words) [view diff] exact match in snippet view article find links to article

1981, states that the entropy of a Poisson binomial distribution is a concave function of the success probabilities p 1 , p 2 , … , p n {\displaystyle p_{1}

MM algorithm (652 words) [view diff] exact match in snippet view article find links to article

version, let f ( θ ) {\displaystyle f(\theta )} be the objective concave function to be maximized. At the m step of the algorithm, m = 0 , 1... {\displaystyle

Ky Fan inequality (1,102 words) [view diff] exact match in snippet view article find links to article

all i = 1, . . ., n. Idea: Apply Jensen's inequality to the strictly concave function f ( x ) := ln ⁡ x − ln ⁡ ( 1 − x ) = ln ⁡ x 1 − x , x ∈ ( 0 , 1 2 ]

Separable state (2,516 words) [view diff] no match in snippet view article find links to article

S2CID 118952931. Huang, Yichen (July 29, 2010). "Entanglement criteria via concave-function uncertainty relations". Physical Review A. 82 (1): 012335. Bibcode:2010PhRvA

Classical general equilibrium model (756 words) [view diff] exact match in snippet view article find links to article

function as: Y S ( L D ) {\displaystyle Y^{S}(L^{D})} It is an increasing concave function with respect to LD because of the Diminishing Marginal Product of Labor

Game balance (7,149 words) [view diff] exact match in snippet view article find links to article

Positive feedback processes may be limited by making capabilities some concave function of a measure of raw success. For example: In RPG (role-playing games)

Quantum entanglement (13,712 words) [view diff] no match in snippet view article find links to article

S2CID 118952931. Huang, Yichen (29 July 2010). "Entanglement criteria via concave-function uncertainty relations". Physical Review A. 82 (1) 012335. Bibcode:2010PhRvA

Nash equilibrium (8,727 words) [view diff] exact match in snippet view article find links to article

arbitrary function of the actions of the players, as long as it is a concave function of the player's own action. Rosen proved that an equilibrium exists

Loss functions for classification (4,212 words) [view diff] exact match in snippet view article find links to article

and C ( η ) {\displaystyle C(\eta )} is any differentiable strictly concave function such that C ( η ) = C ( 1 − η ) {\displaystyle C(\eta )=C(1-\eta )}

Unbiased estimation of standard deviation (3,005 words) [view diff] exact match in snippet view article find links to article

commute with taking the expectation. Since the square root is a strictly concave function, it follows from Jensen's inequality that the square root of the sample

Self-concordant function (4,403 words) [view diff] exact match in snippet view article find links to article

epigraph has an SCB. Let g(t) be a 3-times continuously-differentiable concave function on t>0, such that t ⋅ | g ‴ ( t ) | / | g ″ ( t ) | {\displaystyle

Mutually unbiased bases (4,229 words) [view diff] no match in snippet view article find links to article

S2CID 15326700. Huang, Yichen (29 July 2010). "Entanglement criteria via concave-function uncertainty relations". Physical Review A. 82 (1): 012335. Bibcode:2010PhRvA

Risk aversion (psychology) (6,628 words) [view diff] exact match in snippet view article

framework, Bernoulli proposed that subjective value, or utility, is a concave function of money. In such a function, the difference between the utilities

Singular trace (3,733 words) [view diff] exact match in snippet view article find links to article

traces. The weak-Lp ideals are equal to the Lorentz ideals (below) with concave function ψ(n)=n1−1/p. Finite rank operators. It is checked from the spectral