Fig. 3From: Modeling long-term human activeness using recurrent neural networks for biometric dataThe four types of recurrent neural network architectures: a univariate, many-to-one (Uni-MO), b univariate, many-to-many (Uni-MM), c multivariate, many-to-one (Multi-MO), and d multivariate, many-to-many (Multi-MM)Back to article page