Table 1.

Memory consumption comparison of our proposed protocols using generated synthetic datasets

Records number	Feature number	OLR	BMPC	CMPC	Accurate BMPC	Accurate CMPC
10,000	50	3666	1325	688	1316	888
20,000	70	12,559	1717	1016	1665	1325
30,000	90	22,736	2743	1702	2654	2033
40,000	100	29,110	3775	2337	3622	2672
50,000	100	34,394	4575	2878	4406	3220
50,000	200	34,512	8516	5437	8013	5770