Patent ID: 6247002
Filing Date: 2001-06-12
Classification: G06K

Abstract:
A machine-implemented method employing artificial intelligence for extracting features characterising entities, the method comprising:discriminating an entity from a context, the step of discriminating including(a) determining the context consisting of at least two entities,(b) choosing a topic entity from the context,(c) ascribing to the topic entity, and to the other entities in the context, respective features applicable thereto taken from a feature repertoire,(d) judging whether, among the ascribed features, there is a set of features which differentiates the topic entity from the other entities in the context,(e) if the result of the judging step is negative, deriving a new feature and adding said new feature to the feature repertoire, and(f) if the result of the judging step is positive, registering the distinctive feature set, or one of the distinctive features sets if a plurality thereof exist, as an outcome.