However the finite difference scheme can give only algebraic order of accuracy, hence we proposed a spectral method which yields total spectral accuracy both in time and space direction.
然后我们根据第一章中提出的谱方法,提出了一种在时间方向和空间方向同时到达谱精度的数值格式。
参考来源 - 谱方法在一类数学物理反问题中的应用·2,447,543篇论文数据，部分数据来源于NoteExpress
Although FFT is the efficient approach in harmonic measurement fields, it results in spectral leakage, which affects the accuracy of measurement.
FFT是谐波测量中使用最广的方法之一，但利用其进行测量时存在着频谱泄漏，影响测量结果准确性。
Compared with the classification method purely based on spectral character, this method can improve the classification accuracy and refine object classes in some extent.
与单纯基于光谱特征的分类方法进行比较，该方法在一定程度上改善了分类精度，细化了地物类别。
The test result of spectral wavelength accuracy, spectral resolution, scene shift, imaging quality for this system is satisfactory.
对系统在光谱扫描精度、光谱分辨率、图像漂移、图像质量方面的性能进行测试都得到了良好的结果。
应用推荐