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
- Royal Doulton
- Royal Dutch Philips Electronics Ltd.
- Royal Dutch / Shell Group of Companies
- Royal Exhibition Building and Carlton Gardens
- royal family of Shang
- royal fern family
- royal ferns
- Royal Garden Pattern Ink
- royal gardens in Beijing of Ming and Qing Dynasty
- royal gardens in Dadu of Yuan Dynasty
- Royal Gardens in Yanjing of Liao Dynasty
- Royal Gardens in Zhongdu of Jin Dynasty
- Royal Gardens of Schonbrunn
- Royal Greenwich Observatory
- royal guard of the Southern Song Dynasty
- Royal Institute for Cultural Heritage
- Royal Institute of British Architects
- Royalist Party
- Royal Kiln of Song Dynasty
- royal kiln of Yuan Dynasty
- Royal Lord of the East
- Royal Museum of Fine Arts Antwerp
- Royal Museums of Fine Arts of Belgium
- Royal Observatory, Edinburgh
- Royal Observatory of Belgium