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Regresioni RANSAC×Regresioni me Mbetjet më të Vogla të Trimëzuara (LTS)×Estimimi robust i kovariancës (MCD)×
FushaStatistikëStatistikëStatistikë
FamiljaRegression modelRegression modelRegression model
Viti i origjinës198119841999
KrijuesiFischler & BollesPeter J. RousseeuwRousseeuw; Rousseeuw & Van Driessen (Fast-MCD)
LlojiRobust linear regressionRobust linear regressionRobust multivariate location-scatter estimator
Burimi themeluesFischler, M. A. & Bolles, R. C. (1981). Random Sample Consensus: A Paradigm for Model Fitting with Applications to Image Analysis and Automated Cartography. Communications of the ACM, 24(6), 381-395. DOI ↗Rousseeuw, P. J. (1984). Least Median of Squares Regression. Journal of the American Statistical Association, 79(388), 871-880. DOI ↗Rousseeuw, P. J. & Van Driessen, K. (1999). A Fast Algorithm for the Minimum Covariance Determinant Estimator. Technometrics, 41(3), 212-223. DOI ↗
Emërtime të tjerarandom sample consensus, RANSAC, robust regression, RANSAC RegresyonuLTS, least trimmed squares regression, trimmed least squares, robust regressionminimum covariance determinant, MCD estimator, robust covariance estimation, Robust Kovaryans Tahmini (MCD)
Të lidhura554
PërmbledhjaRANSAC Regression is a robust linear regression method introduced by Fischler and Bolles in 1981 that fits a model to the inlier points of a dataset while automatically excluding outliers. Instead of fitting all the data at once, it repeatedly samples small subsets, fits a candidate model, and keeps the model that wins the largest consensus of agreeing points.Least Trimmed Squares is a robust linear regression method introduced by Peter J. Rousseeuw in 1984. Instead of fitting all residuals, it estimates the coefficients by minimising the sum of only the h smallest squared residuals, which gives it a breakdown point of up to 50% and reliable estimates on data heavily contaminated by outliers.Robust Covariance via the Minimum Covariance Determinant (MCD) estimates a multivariate mean vector and covariance matrix that are not distorted by outliers. It was made practical by the Fast-MCD algorithm of Rousseeuw and Van Driessen (1999), building on Rousseeuw's earlier work on robust estimation.
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ScholarGateKrahasoni metodat: RANSAC Regression · Least Trimmed Squares · Robust Covariance (MCD). Marrë më 2026-06-19 nga https://scholargate.app/sq/compare