double-Gauss truncated model 双正态截尾模型
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。
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