管理学 查准率 释 precision 查准率 衡量信息检索系统检出文献准确性的指标。即检出的相关文献量与检出的文献总量的比率。 理学 模型选择 释 Precision 查准率 查准率是二分类问题中用来衡量学习器预测性能好坏的常用指标，其定义为预测为正例且实际也为正例的样例数目与所有被预测为正例的样例数目的比值，查全率越高，则学习器的预测性能越好。
人工智能 机器学习 释文 precision rate 查准率
- the group ⅥA elements
- the group ⅦA elements
- The Growth of Baby Bear
- The Growth of the City
- The Grudge of Broken Jade
- the Guandi Temple Monument of the New Anqing Graveyard in Beijing
- the Guangdong-Hong Kong-Macao bay area
- The Guangxi Zhuang Autonomous Region Guilin Library
- The Guardian
- The Gua Sha Treatment
- The Guest Coming from Far Away
- The Guidance of Kindergarten Education (trial)
- The Guide
- the guidelines of china's national geoparks
- the Guide of the Perplexted
- The Guwei School's Ideas on The Book of Songs
- The Gypsies
- The Hague Convention 1970
- the Hague convention of private international law
- the Haidai Poets’Club
- The Haijin Scholars Society for Imperial Examination
- the hair cut and the body tatooed
- The Hairdresser of Harare
- The Hairy Ape
- the Haiyue Poets’Club