Unsupervised User Similarity Mining in GSM Sensor Networks

Table 1

Similarity matrix.

	𝑃1.1	𝑃1.2	𝑃2.1	𝑃2.2
𝑃1.1	—	—	1	0
𝑃1.2	—	—	0	1
𝑃2.1	1	0	—	—
𝑃2.2	0	1	—	—