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Encoding in machine learning and data science refers to the process by which non-numeric data is transformed into a numeric representation that can be fed into machine learning algorithms.

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Does One-Hot encoding increase the dimensionality and sparsity of dataset?

There are two ways to convert object datatype into numeric datatype, first is One-Hot encoding and second is simply map the numerical tags to different values. … So the question is, does One-Hot encoding increase the dimensionality and sparsity of complex and large dataset? …
Ahmad Bilal's user avatar