For this character, to use more fine double Gauss model to simulate the distribution and to use EM principle to get the corresponding model coefficients is a good idea.
针对这个特点，采用更为细致的双高斯模型来模拟这种分布，并且使用EM算法来获得相应的模型参数。
Heat source models for calculating temperature field were discussed, Gauss distributed source model and double ellipsoid heat source model were established.
讨论了计算温度场的热源模式，给出以高斯函数分布和双椭圆体能量密度分布的两种热源模式。
Heat source models for calculating temperature field were discussed, Gauss distributed source model and double ellipsoid heat source model were established.
讨论了计算温度场的热源模式，给出以高斯函数分布和双椭圆体能量密度分布的两种热源模式。
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