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ETDs @PUC-Rio
Estatística
Título: SENSITIVITY STUDY OF HYPERPARAMETERS IN E2CO
Autor: BRUNO DOS SANTOS COSTA
Colaborador(es): SINESIO PESCO - Orientador
ABELARDO BORGES BARRETO JR - Coorientador
Catalogação: 02/JUN/2025 Língua(s): PORTUGUESE - BRAZIL
Tipo: TEXT Subtipo: THESIS
Notas: [pt] Todos os dados constantes dos documentos são de inteira responsabilidade de seus autores. Os dados utilizados nas descrições dos documentos estão em conformidade com os sistemas da administração da PUC-Rio.
[en] All data contained in the documents are the sole responsibility of the authors. The data used in the descriptions of the documents are in conformity with the systems of the administration of PUC-Rio.
Referência(s): [pt] https://www.maxwell.vrac.puc-rio.br/projetosEspeciais/ETDs/consultas/conteudo.php?strSecao=resultado&nrSeq=70705&idi=1
[en] https://www.maxwell.vrac.puc-rio.br/projetosEspeciais/ETDs/consultas/conteudo.php?strSecao=resultado&nrSeq=70705&idi=2
DOI: https://doi.org/10.17771/PUCRio.acad.70705
Resumo:
This dissertation is situated within the field of Mathematical Modeling, with an emphasis on problems related to Reservoir Engineering. In particular, the text explores the application of neural networks for the prediction of key oil well data, such as bottom-hole pressure, oil flow rate, and water flow rate over extended periods. To achieve this, the method known as Embed to Control and Observe was employed. One of the main topics discussed in the study concerns the sensitivity of neural network hyperparameters, which are defined during the training process. Specifically, the investigation focused on how variations in these hyperparameters affect the accuracy of the predictions. It was observed that the weights assigned to the cost functions (transition, output transition, water flow rate, saturation in producing gridblocks), the batch size, the seed, and the Python version significantly influenced the prediction accuracy.
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