A data pretreatment algorithm based on logarithm transformation was presented.The test result showed that the model can reflect the processing characteristics of EDM machine,and the erro...

• 测试结果表明,模型能真实反映机床本身的工艺特点,模型值和实测值相差较小,能实现在给定加工要求下电加工参数的自动选择。