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    Lexicon

    classification

    Classification describes the task of assigning a data object to one of several previously defined classes. Example: assigning a text to a genre based on its content.

    cluster analysis (clustering)

    Cluster analysis or clustering is a machine learning technique that sorts data points into similar groups. It uses the unsupervised machine learning algorithm, which requires no prior information about the data and relies solely on the similarities between the data points.

     

    The basic idea behind this method is to group similar data together and place different data in separate groups. In this way, patterns and structures in the data become apparent. The similarities between the data points are calculated using different metrics. (more…)