exempler

Exempler is a term that can refer to several distinct concepts depending on the context. In a general sense, it is an archaic word for an example or specimen. It suggests something that serves as a model or illustration of a particular quality or type.

Within the realm of artificial intelligence and machine learning, "exemplar" often refers to a specific data point or instance used in algorithms. For example, in clustering algorithms like k-medians, exemplars are chosen data points that represent the center of a cluster. Similarly, in some machine learning models, exemplar-based learning uses existing data points as direct templates to classify new, unseen data.

In a more historical or philosophical context, an exemplar can be an idea or pattern that serves as a perfect model or archetype. This usage is less common in contemporary technical discussions but can be found in older philosophical texts. The concept implies an ideal form or blueprint from which other things are derived or are imitations. Therefore, understanding what is meant by "exempler" requires careful attention to the surrounding subject matter.