1) second moment
二阶矩量
1.
Accurate expression of the second moments for Meyer-Knig-Zeller operators defined on the triangle;
三角域上Meyer-Knig-Zeller算子的二阶矩量的精确表示
2.
This paper offered the accurate expressions of the second moments for the Meyer-Knig-Zeller operators that are defined on the simplex and of the Meyer-Knig-Zeller operators that are defined on the triangle.
得到了单纯形上Meyer-K nig-Zeller算子与三角域上Meyer-K nig-Zeller算子的二阶矩量的准确表示式。
2) vectorial second order moment
矢量二阶矩
3) second-order moments matrix
二阶矩矩阵
1.
Based on the propagation law of the second-order moments matrix,the focusing of twisted anisotropic Gaussian-Schell model (AGSM) beams through a lens is studied.
基于有扭曲的各向异性高斯 谢尔模型 (AGSM)光束二阶矩矩阵的传输公式 ,研究了AGSM光束通过透镜的聚焦。
4) second moment matrix
二阶矩矩阵
1.
Inspired by image salient area detection model,A model for extracting local invariant feature is proposed based on salient measurement of local second moment matrix.
利用二阶矩矩阵对尺度空间下局部图像的各向异性程度的估算作用,在图像尺度空间中对局部特征提取区域的信息显著性进行评估,并根据显著性进行局部不变特征的提取,提取出拥有较高显著性的局部不变特征,增加了匹配特征点对的数量和尺度跨度。
2.
Affine invariant feature is constructed based on scale space and second moment matrix, image registration is performed using pyramid method and distance calculation acceleration, and reliability is ensured by registration probability model.
仿射不变特征基于图像尺度空间和二阶矩矩阵构建,配准使用金字塔方法和距离度量的加速算法进行,借助配准概率模型检验,保证配准可靠性。
5) second order moment
二阶矩
1.
To investigate the automatic modulation recognition of Phase Shift Keying(PSK) signals widely used in TTC(Tracking,Telemetry and Control) of satellite links,such as BPSK,QPSK,OQPSK(Offset QPSK),and UQPSK(Unbalanced QPSK),an algorithm based on second order moment and statistic of phase differences is proposed.
针对卫星测控链路中常用的数字调相信号BPSK、QPSK、OQPSK(偏移QPSK)和UQPSK(非平衡QPSK)的调制识别问题,提出了基于二阶矩和相位差统计特性的分类算法。
2.
Based on the second order moment method recommended in ISO11146 international standard,the facular of the sender after focused by using CCD can be measured and divided into several parts to get the factor M2 of the sender of laser fuse.
以ISO11146标准中的二阶矩法为基础,使用CCD采集聚焦后的光斑图像,并对光斑图像进行分块处理,从而得到激光引信发射组件的M2因子。
3.
Based on the second order moment method,the power density across of the beam section is measured.
根据激光引信中激光器的脉冲功率高、发散角大的特殊测量要求,比较了ISO 11146标准文件对激光束的3种测量方法,以二阶矩法为基础,运用机械扫描法测量光束截面的功率密度,进而再现出光斑图形。
6) second-order moment
二阶弯矩
1.
Stability analysis and determination of maximum second-order moment of cantilever beam with elastic constraints;
弹性约束悬臂压弯梁的稳定性及最大二阶弯矩
补充资料：矩矩吒
【矩矩吒】
（动物）又作鸠鸠吒。鸡也。见求法高僧传等。
（动物）又作鸠鸠吒。鸡也。见求法高僧传等。
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