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度量是二分类问题中常用的评价指标,它综合考虑了模型的查准率与查全率,其定义为查准率与查全率的调和平均值。
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National Public Security Organs Cross-regional Case Handling Cooperation Platform
National Public Security Work Conference in the New Era
National Publishing Committee
National Radio and Television Administration
national radio and television editor and reporter, announcer and host qualification examination
National Radio Astronomy Observatory
National Radio,Film and television Academic Paper Award
National Radio, Film and Television Academic Works Award
National Railway Administration of The People's Republic of China
National Railway Museum
National Rainbow Coalition
National Rally of Independents
national reading rate
National Reconciliation Week
National Recovery Administration,NRA
national recreational sports
national reputation
National Research and Development Agency Public Works Research Institute
National Research Center for Certified Reference Materials
National Research Center for Sustainable Hydropower Development
National Research Institute of Cultural Heritage
National Research Institute of Science and Technology for Environment and Agriculture
National Research University-Higher School of Economics
National Resistance Movement
National Revolutionary Army
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