Survey on the Current Situation of College English Teaching in China’s Universities and the Direction of College English Teaching Reform and Development

Table 9

Running times of the five algorithms at different values of K.

Algorithm	50	100	150	200	250
[21]	18	45	82	114	190
[22]	181	505	973	1436	2164
[23]	22	55	100	141	207
[24]	196	519	1000	1865	2370
Proposed	29	70	114	152	225