最大期望算法 Resources

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In statistical computing, the Expectation-Maximization (EM) algorithm is an iterative method for finding maximum likelihood (MLE) or maximum a posteriori (MAP) estimates of parameters in probabilistic models that depend on unobserved latent variables. The EM algorithm is widely used in machine learning and computer vision for data clustering applications. The algorithm alternates between an expectation step (E-step), which computes the expected value of the latent variables given current parameters, and a maximization step (M-step), which updates parameters to maximize the expected log-likelihood.

MATLAB 289 views Tagged

The EM (Expectation-Maximization) algorithm for estimating unknown data is widely applicable and can be used for synchronization tasks, among other implementations involving iterative probability estimation.

MATLAB 193 views Tagged