In mathematical optimization and decision theory, a loss function (or cost function) represents the "cost" of an event by mapping values of variables to real numbers. This function is minimized in optimization problems, while its counterpart, the objective function, can be either maximized or minimized based on whether it represents a reward, profit, or other positive outcome. In various fields, the loss function has distinct interpretations; for instance, in statistics, it measures the difference between estimated and true values, while in economics, it can represent economic cost or regret.
Brown University
Spring 2022
Brown University's Deep Learning course acquaints students with the transformative capabilities of deep neural networks in computer vision, NLP, and reinforcement learning. Using the TensorFlow framework, topics like CNNs, RNNs, deepfakes, and reinforcement learning are addressed, with an emphasis on ethical applications and potential societal impacts.
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