Rocha, Carlos, Vieira, Pedro, Pinto, Antonio, Bernhard, Pedro, Anchieta Junior, Ricardo, Marques, Ricardo, Silva, Italo, Rocha, Simara, Silva, Aristófanes, Nogueira, Hugo, AND Monteiro, Eliana. " A Comparative Study of Methods based on Deep Neural Networks for Self-reading of Energy Consumption in a Chatbot Application Context" Companion Proceedings of the Conference on Graphics, Patterns and Images (SIBGRAPI) [Online], (18 October 2021)