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Abstract #2427

Artificial Neural Network for Intravoxel Incoherent Motion Fitting: an Application in Glioma

Lucas Murilo da Costa1, André Monteiro Paschoal2, and Renata Leoni1
1University of São Paulo, Ribeirão Preto, Brazil, 2Instituto de Radiologia e Departamento de Radiologia e Oncologia, Faculdade de Medicina, Universidade de Sao Paulo, São Paulo, Brazil

Synopsis

Keywords: Data Processing, Diffusion/other diffusion imaging techniquesWe proposed an Artificial Neural Network (ANN) to fit the IVIM images and estimate diffusion, pseudo-diffusion, and perfusion fraction values. The ANN was first trained with simulated data and tested with images of 40 healthy controls and one patient with glioma. ANN provided parameter values similar to those obtained with a standard fitting method, but D* maps with less noise. The ANN fitting process was less time-consuming and was shown to be a possible tool for replacing a standard fitting algorithm.

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