However, these algorithms are not efficient, or even incapable, when dealing with the distinct occurrences based frequencycounting of an episode which is essentially more effective.
然而，这些算法在处理基于片断互异出现的支持度计数时，效率很低甚至无效。
2
Data is summarized by counting the frequency of various types of responses.
通过对各类回答的频率进行计数来汇总数据。
3
The clock measures the passage of time in millionths of a second by counting the frequency of electromagnetic waves.