statistics, a categorical distribution (also called a generalized Bernoulli distribution, multinoulli distribution) is a discrete probability distribution that...
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a categorical variable is referred to as a level. The probability distribution associated with a random categorical variable is called a categorical distribution...
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2 and n is 1, it is the categorical distribution. The term "multinoulli" is sometimes used for the categorical distribution to emphasize this four-way...
39 KB (6,414 words) - 18:15, 11 April 2025
In logic, a categorical proposition, or categorical statement, is a proposition that asserts or denies that all or some of the members of one category...
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multinomial distribution. It reduces to the categorical distribution as a special case when n = 1. It also approximates the multinomial distribution arbitrarily...
39 KB (6,950 words) - 22:13, 25 November 2024
prior of the categorical distribution and multinomial distribution. The infinite-dimensional generalization of the Dirichlet distribution is the Dirichlet...
48 KB (7,578 words) - 16:44, 29 May 2025
replacement) Categorical distribution, for a single categorical outcome (e.g. yes/no/maybe in a survey); a generalization of the Bernoulli distribution Multinomial...
48 KB (6,688 words) - 17:43, 6 May 2025
plotting the distribution was made easier. In machine learning, the Gumbel distribution is sometimes employed to generate samples from the categorical distribution...
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Mixture model (redirect from Categorical mixture model)
K-dimensional random vector drawn from a Dirichlet distribution (the conjugate prior of the categorical distribution), and the parameters will be distributed according...
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model theory Categorical data analysis Categorical distribution, a probability distribution Categorical logic, a branch of category theory within mathematics...
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t-distribution The Matrix Langevin distribution The matrix variate beta distribution The Uniform distribution on a Stiefel manifold The categorical distribution...
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analysis of categorical data, also known as data on the nominal scale and as categorical variables. Bowker's test of symmetry Categorical distribution, general...
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variable which achieves the minimum is distributed according to the categorical distribution Pr ( X k = min { X 1 , … , X n } ) = λ k λ 1 + ⋯ + λ n . {\displaystyle...
43 KB (6,647 words) - 17:34, 15 April 2025
categorical distribution of the transition probabilities, is the Dirichlet distribution, which is the conjugate prior distribution of the categorical...
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{\textstyle \mathrm {Bernoulli} (p).} The categorical distribution is the generalization of the Bernoulli distribution for variables with any constant number...
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and 2. Categorical, continuous, and discrete data can all form multimodal distributions. Among univariate analyses, multimodal distributions are commonly...
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is sampled IID from a categorical distribution C a t e g o r i c a l ( p 1 , . . . , p n ) {\displaystyle \mathrm {Categorical} (p_{1},...,p_{n})} over...
40 KB (5,767 words) - 05:36, 19 May 2025
… , p , {\displaystyle w_{i}\geq 0,i=1,\ldots ,p,} (defining a categorical distribution) it holds that ∑ j = 1 p w j X j Y j ∼ C a u c h y ( 0 , 1 ) ....
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categorical distribution. The prior distribution for the parameters of the categorical distribution would likely be a symmetric Dirichlet distribution. However...
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\alpha _{0}} . The Dirichlet distribution is the conjugate prior of the categorical distribution or multinomial distribution. W ( ) {\displaystyle {\mathcal...
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Information content (section Categorical distribution)
{\displaystyle p} . Without loss of generality, we can assume the categorical distribution is supported on the set [ N ] = { 1 , 2 , … , N } {\textstyle [N]=\left\{1...
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Probability mass function (category Types of probability distributions)
only a single trial (draw) this is a categorical distribution. An example of a multivariate discrete distribution, and of its probability mass function...
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Bernoulli distribution/binomial distribution for binary choices, or a categorical distribution/multinomial distribution for multi-way choices), where there...
75 KB (10,482 words) - 17:25, 13 May 2025
Chinese restaurant process (redirect from Chinese restaurant table distribution)
label is drawn from the categorical p {\displaystyle \mathbf {p} } . Since the Dirichlet distribution is conjugate to the categorical, the hidden variable...
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Dirichlet process (section Use as a prior distribution)
of the Dirichlet distribution. In the same way as the Dirichlet distribution is the conjugate prior for the categorical distribution, the Dirichlet process...
32 KB (4,861 words) - 22:31, 25 January 2024
In simpler terms, this test is primarily used to examine whether two categorical variables (two dimensions of the contingency table) are independent in...
22 KB (2,432 words) - 16:59, 17 March 2025
The categorical imperative (German: kategorischer Imperativ) is the central philosophical concept in the deontological moral philosophy of Immanuel Kant...
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the distribution would be a categorical distribution; experiments whose sample space is encoded by discrete random variables, where the distribution can...
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Exponential family (category Continuous distributions)
chi-squared beta Dirichlet Bernoulli categorical Poisson Wishart inverse Wishart geometric A number of common distributions are exponential families, but only...
86 KB (11,203 words) - 22:36, 20 March 2025
K possible values. For the multinomial distribution, and for the vector form of the categorical distribution, the expected values of the elements of...
31 KB (4,246 words) - 04:22, 20 April 2025