A educação em ambientes virtuais: proposição de recursos computacionais para aumentar a eficiência do processo ensino-aprendizado.
Lissandra Luvizão LazzarottoAlcione de Paiva OliveiraJosé Luís BragaFrederico José Vieira dos PassosPublished in: Revista Brasileira de Informática na Educ. (2011)
Keyphrases
- expectation maximization
- em algorithm
- unsupervised learning
- probabilistic model
- generative model
- maximum likelihood
- expectation maximisation
- gaussian mixture
- gaussian mixture model
- databases
- gaussian distribution
- density estimation
- mixture model
- k means
- bayesian framework
- parameter estimation
- database
- probabilistic latent semantic analysis
- model fitting
- neural network
- machine learning
- computer vision
- image segmentation
- multiscale
- reinforcement learning
- expert systems