target classifier

См. также в других словарях:

• Classifier (mathematics) — In mathematics, a classifier is a mapping from a (discrete or continuous) feature space X to a discrete set of labels Y .Classifiers may either be fixed classifiers or learning classifiers, and learning classifiers may in turn be divided into… …   Wikipedia

• Web query classification — Web query topic classification/categorization is a problem in information science. The task is to assign a Web search query to one or more predefined categories, based on its topics. The importance of query classification is underscored by many… …   Wikipedia

• Object categorization from image search — In computer vision, the problem of object categorization from image search is the problem of training a classifier to recognize categories of objects, using only the images retrieved automatically with an Internet search engine. Ideally,… …   Wikipedia

• Word-sense disambiguation — Disambiguation redirects here. For other uses, see Disambiguation (disambiguation). In computational linguistics, word sense disambiguation (WSD) is an open problem of natural language processing, which governs the process of identifying which… …   Wikipedia

• Glossary of Unified Modeling Language terms — This glossary of Unified Modeling Language terms covers all versions of UML. Individual entries will point out any distinctions that exist between versions.A* Abstract An indicator applied to a classifier (e.g., actor, class, use case) or to some …   Wikipedia

• Topos — For topoi in literary theory, see Literary topos. For topoi in rhetorical invention, see Inventio. In mathematics, a topos (plural topoi or toposes ) is a type of category that behaves like the category of sheaves of sets on a topological space.… …   Wikipedia

• Concept drift — In predictive analytics and machine learning, the concept drift means that the statistical properties of the target variable, which the model is trying to predict, change over time in unforeseen ways. This causes problems because the predictions… …   Wikipedia

• Classification rule — See also: Statistical classification and Classification in machine learning Given a population whose members can be potentially separated into a number of different sets or classes, a classification rule is a procedure in which the elements… …   Wikipedia

• Statistical classification — See also: Pattern recognition See also: Classification test In machine learning, statistical classification is the problem of identifying the sub population to which new observations belong, where the identity of the sub population is unknown, on …   Wikipedia

• Artificial intelligence — AI redirects here. For other uses, see Ai. For other uses, see Artificial intelligence (disambiguation). TOPIO, a humanoid robot, played table tennis at Tokyo International Robot Exhibition (IREX) 2009.[1] Artificial intelligence ( …   Wikipedia

• Gain (information retrieval) — The gain, also called improvement over random can be specified for a classifier and is an important measure to describe the performance of it. Definition In the following a random classifier is defined such, that it randomly predicts the same… …   Wikipedia