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SYSTEMS AND METHODS FOR CLASSIFYING AN ANOMALY MEDICAL IMAGE USING VARIATIONAL AUTOENCODER

机译:使用变分性AutiaceCoder对异常医学图像进行分类的系统和方法

摘要

Methods and systems for classifying an image. For example, a method includes: inputting a medical image into a recognition model, the recognition model configured to: generate one or more attribute distributions that are substantially Gaussian when inputted with a normal image; and generate one or more attribute distributions that are substantially non-Gaussian when inputted with an abnormal image; generating, by the recognition model, one or more attribute distributions corresponding to medical image; generating a marginal likelihood corresponding to the likelihood of a sample image substantially matching the medical image, the sample image generated by sampling, by a generative model, the one or more attribute distributions; and generating a classification by at least: if the marginal likelihood is greater than or equal to a predetermined likelihood threshold, determining the image to be normal; and if the marginal likelihood is less than the predetermined likelihood threshold, determining the image to be abnormal.
机译:用于对图像进行分类的方法和系统。例如,一种方法包括:将医学图像输入到识别模型中,识别模型被配置为:在用正常图像输入时生成基本上高斯的一个或多个属性分布;并生成当用异常图像输入时基本上非高斯的一个或多个属性分布;通过识别模型,通过识别模型生成与医学图像相对应的一个或多个属性分布;产生对应于基本上匹配医学图像的样本图像的可能性的边缘似然,通过采样,通过生成模型,一个或多个属性分布产生的采样图像。并至少生成分类:如果边缘似然大于或等于预定的似然阈值,则确定待正常的图像;如果边缘似然小于预定的似然阈值,则确定要异常的图像。

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