Exploration via self-imitation

Exploration via self-imitation is a technique in reinforcement learning where an agent leverages its own past successful behaviors to guide exploration in unknown environments. By imitating its previous good experiences, the agent can more efficiently discover beneficial actions and states, improving learning performance, especially in sparse-reward settings.

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Model selection

Model selection is the process of choosing a statistical or machine learning model from a set of candidate models, based on their performance and suitability for a given dataset or task. It involves balancing model complexity and goodness of fit to optimize predictive accuracy and interpretability.

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G20 AI Principles

The G20 AI Principles are a set of guidelines endorsed by the Group of Twenty (G20) to promote the responsible development and use of artificial intelligence. They emphasize human-centered AI, transparency, accountability, and international cooperation to ensure AI benefits society broadly while mitigating risks.

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Helmholtz machine

The Helmholtz machine is a type of artificial neural network designed for unsupervised learning, capable of approximating complex probability distributions through a generative model and recognition model. It was introduced to model how the brain might perform inference and learning by combining bottom-up and top-down processing.

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