query: Creating a covariance matrix with specified variances and correlations
positive_passages.docid: 24459
positive_passages.text: Why does correlation matrix need to be positive semi-definite and what does it mean to be or not to be positive semi-definite?
negative_passages.docid: 32323
negative_passages.text: Generate random data based on correlation matrix for multiple timesteps
negative_passages.docid: 27533
negative_passages.text: Variance-covariance matrix in lmer
negative_passages.docid: 110894
negative_passages.text: Does the variance of a sum equal a double sum of covariances?
negative_passages.docid: 134031
negative_passages.text: Is the covariance of standardized variables the correlation?
negative_passages.docid: 34259
negative_passages.text: Variance of linear combinations of correlated random variables
negative_passages.docid: 124712
negative_passages.text: Moment generating function for multivariate normal
negative_passages.docid: 39225
negative_passages.text: Generating values from a multivariate Gaussian distribution
negative_passages.docid: 61051
negative_passages.text: Covariance term in simple linear regression
negative_passages.docid: 97758
negative_passages.text: Is using correlation matrix to select predictors for regression correct?
negative_passages.docid: 10782
negative_passages.text: Correlations with unordered categorical variables
negative_passages.docid: 28567
negative_passages.text: Hat matrix with simple linear regression
negative_passages.docid: 75113
negative_passages.text: Different covariance types for Gaussian Mixture Models
negative_passages.docid: 123573
negative_passages.text: Is a sample covariance matrix always symmetric and positive definite?
negative_passages.docid: 64802
negative_passages.text: How to draw confidence ellipse from a covariance matrix?
negative_passages.docid: 12830
negative_passages.text: Conditional Multi-variate Normal Distribution
negative_passages.docid: 58274
negative_passages.text: creating a diagonal matrix with a variable amount of parameters