as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
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how is a neural network trained?
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a neural network is trained using a process called backpropagation, which involves propagating the error from the output layer of the network to the input layer, and then adjusting the weights of the network accordingly. this process is repeated until the network is able to accurately classify data.
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