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- 二维EMD 2-D EMD
- 二维EMD的纹理分析及图像瞬时频率估计 Bidimensional EMD for Texture Analysis and Estimation of the Instantaneous Frequencies of an Image
- 二 two
- 二维码 two-dimension code
- 二维数组 two-dimensional array
- 一种输出设备，将数据以二维图形表示方式直接在可移动的介质上产生硬拷贝记录。 An output unit that directly produces a hard copy record of data on a removable medium, in the form of a two-dimensional graphic representation.
- 二维空间 two dimensional space
- 闭二维流形 closed two-dimensional manifold
- 二维LDV Two- component LDV
- 二维FLD Two-Dimensional FLD(2DFLD)
- 二维DLT Two-dimensional direct linear transform
- 二维层 two-dimensional layer
- 二维GIS 2D GIS
- 二维FFT 2-D FFT
- 二维谱 two-dimensional spectrum
- 二维像 two-dimensional image
- 二维性 bidimensionality
- 二维熵 2-D entropy
- 二维PSD 2-dimensional PSD
- 二维DCT 2D - DCT
