1) general astigmatism
复杂像散
1.
Numerical iterative calcalations were Performed for a folded resonator with general astigmatism to show the application of the method.
将像散光束的复光线表示法用于分析非轴对称腔，并对有复杂像散的折迭腔作了数值迭代计算以说明方法的应用。
2.
In order to analyze the general astigmatism of laser resonator cavities,the general analytical formula of misalignment sensitivity for complex astigmatic resonator cavities with several optical components has been derived by adopting augmented 8×8 misaligned matrix and symbol operation functions of MATLAB.
为了分析激光谐振腔的一般复杂像散特性,采用了8×8失调增广矩阵和MATLAB的符号运算的方法,推导出了复杂像散腔失调灵敏度的一般解析表达式。
2) complex astigmatic elliptical beam
复杂像散椭圆光束
1.
The experimental investigation of orbital angular momentum of complex astigmatic elliptical beams;
复杂像散椭圆光束的轨道角动量的实验研究
3) general astigmatic Gaussian beam
复杂像散高斯光束
1.
By using Wigner distribution function, the beam combination characteristics of general astigmatic Gaussian beams are studied.
利用Wigner分布函数 ,对复杂像散高斯光束的并合问题进行了详细研究 ,得到了相干和非相干并合光束的光强分布和M2 因子的解析表达式。
4) spurious image
散杂影像
5) image complexity
图像复杂度
1.
We propose a measurement,called image complexity,which could predict the influence of residual operation on the quality of recovered video images before transform is performed on them.
本文提出了一个能够在对视频图像进行变换操作前就可以预测残差操作对重构视频图像质量影响的度量值,称为图像复杂度,并在此基础上针对3D-DWT-SPIHT视频图像压缩算法提出了自适应帧组残差操作(AGRO)。
2.
Based on the difference of image complexity between original images and stego ones, this paper proposes a new technique for detecting least significant bit (LSB) embedding in digital images.
基于掩密图像与原始图像在图像复杂度上的差异,提出了一种新的针对图像LSB嵌入的掩密分析算法,通过分析待检图像在嵌入测试消息前后图像复杂度均值和方差的变化情况,利用Fisher判决准则,从而准确判断图像中是否嵌入了秘密消息。
6) picture complexity
图像复杂度
1.
264 TM5 rate control algorithm on sequence smoothness keeping and buffer controlling, the picture complexity and buffer situation were considered simultaneously, and an improved frame layer rate control algorithm based on H.
264TM5码率控制算法在保持图像序列平滑性和缓冲控制上的不足,同时考虑图像复杂度和缓冲状况,在H。
补充资料：像散
见像差。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条