SMART: A Service-Oriented Statistical Analysis Framework on Spatio-Temporal Big Data (Short Paper)

Author(s):  
Jie Zhou ◽  
Weilong Ding ◽  
Zhuofeng Zhao ◽  
Han Li
Author(s):  
Federico Turrin ◽  
Alessandro Erba ◽  
Nils Ole Tippenhauer ◽  
Mauro Conti

2021 ◽  
pp. 1-14
Author(s):  
M. Amsaprabhaa ◽  
Y. Nancy Jane ◽  
H. Khanna Nehemiah

Due to the COVID-19 pandemic, countries across the globe has enforced lockdown restrictions that influence the people’s socio-economic lifecycle. The objective of this paper is to predict the communal emotion of people from different locations during the COVID-19 lockdown. The proposed work aims in developing a deep spatio-temporal analysis framework of geo-tagged tweets to predict the emotions of different topics based on location. An optimized Latent Dirichlet Allocation (LDA) approach is presented for finding the optimal hyper-parameters using grid search. A multi-class emotion classification model is then built via a Recurrent Neural Network (RNN) to predict emotions for each topic based on locations. The proposed work is experimented with the twitter streaming API dataset. The experimental results prove that the presented LDA model-using grid search along with the RNN model for emotion classification outperforms the other state of art methods with an improved accuracy of 94.6%.


Author(s):  
Boris Yurievich Lemeshko ◽  
◽  
Stanislav Borisovich Lemeshko ◽  
Mariya Alexandrovna Semenova

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