...函数,仅使用前两阶正交基函数描述翼型,从而大大减少了设计变量;Toal等[3]使用本征正交分解方法(proper orthogonal decomposition,POD)在优化过程中对较优的设计样本进行几何层次上的过滤,重新构建了设计空间,明显缩短了设计周期,但是该方法以损失设计精度为代价...
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该方法的另一个重要特点是分解所得各本征模态函数及非模态函数是严格正交的，不会产生模态混淆。
Another merit is that IMFs and non-IMFs decomposed by the method are orthogonal each other and can prevent IMFs from mode confusing.
讨论了本征正交分解(POD)方法在重建双坡屋盖随机风压场上的应用。
This paper discusses the application of Proper Orthogonal Decomposition (POD) to the reconstruction of the random wind pressure field acting on a pitched roof.
用此方法分解信号所得本征模态信号是严格正交的；
The IMFs obtained by the method are strictly orthogonal each other;
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