Efficient Searchable Symmetric Encryption Supporting Dynamic Multikeyword Ranked Search

Table 3

Storage consumption of the index tree (MB).

Dictionary size	[14]	[15]	Vector dimension	Proposed
m = 12000	188	174	d = 200	7
m = 14000	219	190	d = 400	14
m = 16000	251	206	d = 600	20
m = 18000	283	222	d = 800	26
m = 20000	315	238	d = 1000	33