管理学 平均准确率 释 mean average precision; MAP 平均精确率均值 通过对一组检索得到的相关文档计算精度后取均值获得的数据。又称全类平均正确率、全类平均精度、平均精度均值。
数据库 数据库新技术 释文 mean average precision 平均精度
- research of organization communication
- research on adverse reaction
- Research on Ancient Chinese Characters
- research on animals in Chinese history
- Research On Archive
- Research on Bibliographic Information Demand and Service
- Research on Bibliography Science
- Research on China's socialist economy
- Research on Chinese Electronic Records' Knowledge Organization Based on XML Integrated Markup Standardization
- Research on Chinese Language Teaching
- research on Chinese modern music theory
- Research on Chinese Poetical Art
- Research on Chinese Primitive Sculpture
- research on economics of vocational education
- research on film and television sound production workflow
- research on film & TV sound recording technology
- Research on Grottoes in China
- Research on Guan Zhong's economic thought
- Research on History of Chinese Language
- Research on Jian Ware
- Research on Khitan Small Script
- Research on Legal Issues in the Utilization of Archival Information
- research on logical rationality of policy
- research on natural active ingredient
- research on organizational conflict