首页>
外国专利>
RETRIEVAL OF INFORMATION OBJECTS USING A COMBINATION OF CLASSIFIERS ANALYZING LOCAL AND NON-LOCAL SIGNS
RETRIEVAL OF INFORMATION OBJECTS USING A COMBINATION OF CLASSIFIERS ANALYZING LOCAL AND NON-LOCAL SIGNS
展开▼
机译:使用分类器组合分析本地和非本地符号来检索信息对象
展开▼
页面导航
摘要
著录项
相似文献
摘要
FIELD: computer equipment.;SUBSTANCE: invention relates to computer systems, methods of natural language processing. Technical result is achieved due to extraction by computer system from text in natural language of plurality of features associated with each text segment of plurality of text segments, associating one or more tags with each text segment from a plurality of text segments by processing using the first feature stepped classifier, extracting, from a local context of a token candidate of a text segment from a plurality of text segments, a plurality of features associated with the candidate token, processing, using a second stage classifier, a combination of a plurality of local features and tags associated with text segments, to determine the degree of association of the information object referred to by the candidate token with the category of information objects.;EFFECT: high efficiency and quality of extracting information.;20 cl, 14 dwg
展开▼