Then it establishes a mining model for the insurance risk rules based on VPRS Rough set. Finally, with the tool ROSETTA based on Rough set, the model was applied to extract risk rules from the database of customers, and so some rules are given.是什么意思_Then it establishes a mining model for the insurance risk rules based on VPRS Rough set. Finally, with the tool ROSETTA based on Rough set, the model was applied to extract risk rules from the database of customers, and so some rules are given.在线翻译_英语_读音_用法_例句