2019
DOI: 10.1155/2019/5304535
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A DBN-Based Deep Neural Network Model with Multitask Learning for Online Air Quality Prediction

Abstract: To avoid the adverse effects of severe air pollution on human health, we need accurate real-time air quality prediction. In this paper, for the purpose of improve prediction accuracy of air pollutant concentration, a deep neural network model with multitask learning (MTL-DBN-DNN), pretrained by a deep belief network (DBN), is proposed for forecasting of nonlinear systems and tested on the forecast of air quality time series. MTL-DBN-DNN model can solve several related prediction tasks at the same time by using… Show more

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Cited by 25 publications
(7 citation statements)
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“…(l) , h (l−1) ) ∝ exp (b (l) T h (l) + b (l−1) T h (l−1) + h (l−1) T W (l) h (l) ) (4) Where h (1) & h (2) signifies the state vector of hidden layer, v denotes state vector of visible layer, W (1) and W (2) signifies the matrix of the symmetrical weight, b (1) and b (2) implies bias vector of hidden layers, and b (0) indicates the bias vector of visible layers. P(ν i = 1|h (1) ) = σ (b (0) i + W (1) T i h (1) )∀i (6) If the real valued visible units are occurred, employed v using β diagonal for controllability [19].…”
Section: Design Of Coa-dbn Techniquementioning
confidence: 99%
“…(l) , h (l−1) ) ∝ exp (b (l) T h (l) + b (l−1) T h (l−1) + h (l−1) T W (l) h (l) ) (4) Where h (1) & h (2) signifies the state vector of hidden layer, v denotes state vector of visible layer, W (1) and W (2) signifies the matrix of the symmetrical weight, b (1) and b (2) implies bias vector of hidden layers, and b (0) indicates the bias vector of visible layers. P(ν i = 1|h (1) ) = σ (b (0) i + W (1) T i h (1) )∀i (6) If the real valued visible units are occurred, employed v using β diagonal for controllability [19].…”
Section: Design Of Coa-dbn Techniquementioning
confidence: 99%
“…When the real valued visible layers have existed, then apply v with β diagonal for manageability [21].…”
Section: Load Prediction Using Dbn Modelmentioning
confidence: 99%
“…After a trained RBM layer, the preceding unseen layer input is given to the next unseen layer. The pictorial representation of DBN is described in Figure 2 [11].…”
Section: Danmentioning
confidence: 99%