Faced with the fact that training samples belonging to normal operation status are much more than ones belonging to abnormal operation status, the weighted support vector machine is presented.

针对污水处理过程运行状态监控中的正常运行状态样本数多而异常运行状态样本数少的特点，提出加权支持向量机方法。

youdao

Then the utility would need to physically repair or replace each meter to return it to normal operation.

FORBES: OECD's Cyber Report Misses Key Facts

The preempted traffic light returns to normal operation within a cycle or two.

FORBES: Magazine Article

Under the best-case scenario, the utility would simply push a firmware update across the standard wireless network to all the affected meters, overwrite the worm, and return the meters to normal operation.

FORBES: OECD's Cyber Report Misses Key Facts