Smart Caching Based on Mobile Agent of Power WebGIS Platform

Table 2

Performance comparison.

Vector data number	Nonindexed cache mode load time (ms)	Indexed cache mode loading time (ms)	Load faster ratio
1,541	942	320	2.94
2,075	1,245	805	1.54
4,111	2,421	1,167	2.10
9,215	5,381	1,675	3.21
17,598	9,472	2,950	3.21
40,393	21,364	5,089	4.19
78,980	45,898	9,374	4.89
141,481	98,507	21,569	4.58