An Improved Clustering Algorithm of Tunnel Monitoring Data for Cloud Computing

Table 2

Clustering time.

Dataset	cluster; 𝑘-means	Serializing; 𝑘-means	Parallel; 𝑘-means	GCPK
DataSet2	10	20 min 18 s	7 min 50 s	7 min 22 s
DataSet3	10	27 min 35 s	9 min 21 s	8 min 9 s
DataSet4	12	incalculable	18 min 33 s	16 min 20 s
DataSet5	12	incalculable	29 min 9 s	23 min 15 s