Probabilistic Linear Discriminant Analysis Based on L 1 -Norm and Its Bayesian Variational Inference
IEEE Transactions on Cybernetics(2022)
摘要
Probabilistic linear discriminant analysis (PLDA) is a very effective feature extraction approach and has obtained extensive and successful applications in supervised learning tasks. It employs the squared $L_{2}$ -norm to measure the model errors, which assumes a Gaussian noise distribution implicitly. However, the noise in r...
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关键词
Laplace equations,Probabilistic logic,Gaussian distribution,Data models,Bayes methods,Standards,Covariance matrices
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