The term score function may refer to: Scoring rule, in decision theory, measures the accuracy of probabilistic predictions Score (statistics), the derivative...
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decision theory, a scoring rule provides evaluation metrics for probabilistic predictions or forecasts. While "regular" loss functions (such as mean squared...
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of computational chemistry and molecular modelling, scoring functions are mathematical functions used to approximately predict the binding affinity between...
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Diffusion model (section Learning the score function)
problem for learning the score function, because if there are no samples around a certain point, then we can't learn the score function at that point. If we...
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Informant (statistics) (redirect from Efficient score)
In statistics, the score (or informant) is the gradient of the log-likelihood function with respect to the parameter vector. Evaluated at a particular...
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Busy beaver (redirect from Busy beaver function)
1962 paper, Radó defined two functions related to the busy beaver game: the score function Σ(n) and the shifts function S(n). Both take a number of Turing...
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that has not been transformed Score test, a statistical test Scorer's function, solutions to differential equations Scoring rule, measuring the accuracy...
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are weighted as a function of the distance between the treatment observation's propensity score and control match propensity score. One example is the...
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Long short-term memory (section CTC score function)
sigmoid function. σ c {\displaystyle \sigma _{c}} : hyperbolic tangent function. σ h {\displaystyle \sigma _{h}} : hyperbolic tangent function or, as the...
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A likelihood function (often simply called the likelihood) measures how well a statistical model explains observed data by calculating the probability...
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{\displaystyle s_{\theta }(x)} and the score function without knowing the ground-truth data score. The score function can be estimated on a training dataset...
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embedded representation. Usually, an ad hoc scoring function is integrated into the general scoring function for each additional information. All algorithms...
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Percentile (redirect from Percentile score)
approximates the percentile function, the inverse of the cumulative distribution function. A related quantity is the percentile rank of a score, expressed in percent...
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determine the extent of a person's organ function or rate of failure. The score is based on six different scores, one each for the respiratory, cardiovascular...
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the variance function is a smooth function that depicts the variance of a random quantity as a function of its mean. The variance function is a measure...
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Log-Likelihood Function is: ln L ( p ; X ) = X ln ( 1 − p ) + ln p {\displaystyle \ln L(p;X)=X\ln(1-p)+\ln p} The Score Function (first derivative...
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statistics, the score test assesses constraints on statistical parameters based on the gradient of the likelihood function—known as the score—evaluated at...
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times changes the score (see examples 1 and 2). This is a consequence of the requirement that the argument of the logarithmic function must be dimensionless...
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In statistics, the standard score or z-score is the number of standard deviations by which the value of a raw score (i.e., an observed value or data point)...
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Drug design (section Scoring functions)
general-purposed empirical scoring function to describe the binding energy of ligands to receptors was developed by Böhm. This empirical scoring function took the form:...
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In probability and statistics, the quantile function is a function Q : [ 0 , 1 ] ↦ R {\displaystyle Q:[0,1]\mapsto \mathbb {R} } which maps some probability...
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Hinge loss (redirect from Hinge function)
subgradient with respect to model parameters w of a linear SVM with score function y = w ⋅ x {\displaystyle y=\mathbf {w} \cdot \mathbf {x} } that is given...
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{\begin{aligned}\ln L(p;X)=X\ln p+(1-X)\ln(1-p)\end{aligned}}} The Score Function (the first derivative of the log-likelihood w.r.t. p {\displaystyle...
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maximum partial likelihood estimates of the model parameters. The partial score function is ℓ ′ ( β ) = ∑ i : C i = 1 ( X i − ∑ j : Y j ≥ Y i θ j X j ∑ j : Y...
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Docking (molecular) (section Scoring function)
association or binding affinity between two molecules using, for example, scoring functions. The associations between biologically relevant molecules such as...
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scoring methods will translate the score into probabilities by using g − 1 {\displaystyle g^{-1}} (e.g. SAPS II score that gives an explicit function...
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A credit score is a numerical expression based on a level analysis of a person's credit files, to represent the creditworthiness of an individual. A credit...
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analysis of binary classification and information retrieval systems, the F-score or F-measure is a measure of predictive performance. It is calculated from...
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M-estimator (section Influence function)
likelihood function with respect to the parameter is zero; thus, a maximum-likelihood estimator is a critical point of the score function. In many applications...
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Macromolecular docking (section Scoring functions)
structures. These candidates must be ranked using methods such as scoring functions to identify structures that are most likely to occur in nature. The...
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