Cross-validation, sometimes called rotation estimation or out-of-sample testing, is any of various similar model validation techniques for assessing how...
44 KB (5,751 words) - 16:56, 25 November 2024
Look up cross-validation in Wiktionary, the free dictionary. Cross-validation may refer to: Cross-validation (statistics), a technique for estimating the...
405 bytes (81 words) - 02:56, 24 February 2018
the residual plots may indicate a flaw in the model. Cross validation is a method of model validation that iteratively refits the model, each time leaving...
12 KB (1,571 words) - 20:48, 20 September 2024
the validation set. Averaging the quality of the predictions across the validation sets yields an overall measure of prediction accuracy. Cross-validation...
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Construct validity Cross-validation (statistics) External validity Face validity Internal validity Predictive validity Regression model validation Statistical...
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PRESS statistic (category Statistics stubs)
In statistics, the predicted residual error sum of squares (PRESS) is a form of cross-validation used in regression analysis to provide a summary measure...
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Generative model Discriminative model Online machine learning Cross-validation (statistics) Recursive Bayesian estimation Kalman filter Particle filter...
9 KB (753 words) - 12:06, 11 April 2024
Look up validation or validate in Wiktionary, the free dictionary. Validation may refer to: Data validation, in computer science, ensuring that data inserted...
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Cross-covariance Cross-entropy method Cross-sectional data Cross-sectional regression Cross-sectional study Cross-spectrum Cross tabulation Cross-validation (statistics)...
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electrical description CV/Gate, a control voltage and gate solution Cross-validation (statistics), a method to separate data in machine learning CV (novel), a...
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in training (for example in cross-validation), the test data set is also called a holdout data set. The term "validation set" is sometimes used instead...
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development in medical statistics is the use of out-of-sample cross validation techniques in meta-analysis. It forms the basis of the validation statistic, Vn...
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Out-of-bag error (category Computational statistics)
(meta-algorithm) Bootstrap aggregating Bootstrapping (statistics) Cross-validation (statistics) Random forest Random subspace method (attribute bagging)...
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Bias–variance tradeoff Model selection Cross-validation (statistics) Validity (statistics) Verification and validation Double descent "Mohr, Felix and van...
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learners in a way that reduces their variance. Model validation methods such as cross-validation (statistics) can be used to tune models so as to optimize the...
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In descriptive statistics, summary statistics are used to summarize a set of observations, in order to communicate the largest amount of information as...
6 KB (541 words) - 01:53, 11 January 2024
Jackknife resampling (redirect from Jackknife (statistics))
In statistics, the jackknife (jackknife cross-validation) is a cross-validation technique and, therefore, a form of resampling. It is especially useful...
13 KB (2,100 words) - 09:23, 25 October 2024
Bootstrap aggregating (category Computational statistics)
accuracy". Boosting (machine learning) Bootstrapping (statistics) Cross-validation (statistics) Out-of-bag error Random forest Random subspace method...
23 KB (2,437 words) - 14:05, 4 November 2024
In statistics, censoring is a condition in which the value of a measurement or observation is only partially known. For example, suppose a study is conducted...
12 KB (1,845 words) - 18:00, 20 August 2024
Akaike information criterion (redirect from AIC (statistics))
Information Criterion Statistics, D. Reidel. Stone, M. (1977), "An asymptotic equivalence of choice of model by cross-validation and Akaike's criterion"...
42 KB (5,447 words) - 09:47, 2 November 2024
In descriptive statistics, the range of a set of data is size of the narrowest interval which contains all the data. It is calculated as the difference...
9 KB (1,236 words) - 05:00, 22 November 2024
Parametric statistics is a branch of statistics which leverages models based on a fixed (finite) set of parameters. Conversely nonparametric statistics does...
3 KB (383 words) - 10:05, 18 May 2024
zero, and its size will be the signal energy. In probability and statistics, the term cross-correlations refers to the correlations between the entries of...
26 KB (4,084 words) - 01:04, 17 November 2024
Errors and residuals (redirect from Error (statistics))
In statistics and optimization, errors and residuals are two closely related and easily confused measures of the deviation of an observed value of an element...
16 KB (2,168 words) - 18:00, 25 November 2023
In statistics, deviance is a goodness-of-fit statistic for a statistical model; it is often used for statistical hypothesis testing. It is a generalization...
6 KB (807 words) - 08:56, 10 October 2024
Mathematical statistics is the application of probability theory, a branch of mathematics, to statistics, as opposed to techniques for collecting statistical...
16 KB (1,911 words) - 10:50, 29 October 2024
In statistics, path analysis is used to describe the directed dependencies among a set of variables. This includes models equivalent to any form of multiple...
7 KB (971 words) - 13:36, 24 July 2024
Cramér's V (redirect from Cramer's V (statistics))
In statistics, Cramér's V (sometimes referred to as Cramér's phi and denoted as φc) is a measure of association between two nominal variables, giving a...
7 KB (984 words) - 20:47, 28 March 2024
Social statistics is the use of statistical measurement systems to study human behavior in a social environment. This can be accomplished through polling...
11 KB (1,166 words) - 02:15, 19 October 2024
Statistics, in the modern sense of the word, began evolving in the 18th century in response to the novel needs of industrializing sovereign states. In...
63 KB (7,628 words) - 21:03, 18 November 2024