= Information projection
{wiki=Information_projection}
Information projection generally refers to the process of representing or mapping information from one space into another, often to simplify or highlight specific features while reducing dimensionality. It is a concept that can be applied in several contexts, including: 1. **Data Visualization**: In data science and machine learning, information projection techniques like PCA (Principal Component Analysis) are used to reduce the dimensionality of data while retaining as much variance as possible.
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