I need a detailed explanation of the types of machine learning algorithms, their applications, and their advantages and disadvantages. Your response should contain at least 4 sections. Mark the beginning of each section with "Section" X, such as: Section 1. Include keywords: supervised learning, unsupervised learning, reinforcement learning, decision trees, neural networks, clustering, regression. At the end of your response, please explicitly add a postscript starting with P.S.

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