In the system, we get the hidden information by on-line or off-line analyzing the data in user log. According to the result of data mining, the performance of system is Evaluated.

并且对用户日志数据通过离线或在线的方式进行分析，得到用户的培训效果，以此分析评价系统性能。

youdao

The extensive equipment performance, competitive of working continuously for 24-hour make it meet the demand of massive on-line and off-line industrialized production.

设备综合性能稳定，具备24小时连续工作能力，能满足工业化大规模在线或离线生产需求。

youdao

The extensive equipment performance, competitive of working continuously for 24-hour made it meet the demand of massive on-line and off-line industrialized production.

设备综合性能稳定，具备24小时连续工作能力，能满足工业化大规模在线或离线生产需求。

youdao

Robin van Persie hit the crossbar and had another effort hacked off the line, while the much-maligned David De Gea produced an astonishing performance in the United goal, fending off every effort which came within his grasp.

CNN: Real held in Champions League blockbuster