1) jihe bianxing
几何变星
2) astral geometry
星形几何
3) geometric distortion
几何形变
1.
A digital watermarking algorithm against geometric distortion based on IFS;
一种抗几何形变的数字水印方法的研究
4) geometric transform
几何变换
1.
Then by comparing the Euclidean distance of these invariant moments,the initial feature points pairs are extracted,and the spurious feature points pairs are by eliminated by geometric transform model.
利用Harris角检测器获取图像中的兴趣点,计算兴趣点邻域的平移、旋转及尺度不变矩,通过比较各兴趣点邻域不变矩的欧式距离提取出初始特征点对,根据几何变换模型剔除伪特征对,最后利用正确映射模型实现图像的拼接。
2.
The following article content is about how to identify the direction of the movement and use geometric transformation to dispose it.
对非水平方向上的运动来说,就要对运动图像进行预处理,将其转换到水平方向上,介绍如何对运动方向进行识别及利用几何变换对图像进行处理的过程。
5) variable geometry
变几何
1.
This variable geometry design was testified to be a feasible way to accomplish the entrance opening process of the inlet.
通过对进气道壁面静压变化和捕获流量的测量,验证了此种具有开启功能的变几何方案的可行性。
2.
Due to the variable geometry construction of the compressors,the most troublesome part in the development of a component-based gas turbine simulation system is the performance characteristics estimation of the compressors at low rotational speeds.
由于涉及到变几何工况,燃气轮机系统仿真中压气机低转速工况特性计算最为困难,计算压气机的变几何特性具有重要的意义。
3.
Based on the comprehensive characteristic curves of compressor stages and by using a stage-by-stage superposition method,the authors have developed a model for the prediction of the full-load-operation performance of a variable geometry multistage axial compressor incorporating adjustable stationary blades.
基于压气机级的综合特性曲线,采用逐级叠加法开发了静叶可调的变几何多级轴流压气机全工况性能预测模型。
6) geometric distortion
几何畸变
1.
Detection and correction of geometric distortion in image displaying system;
图像显示系统几何畸变的测量及校正
2.
A digital method for the correction of geometric distortion in scanned image;
一种扫描图像几何畸变的数字校正方法
3.
Correction of the geometric distortion to image defect detection;
探伤图像的几何畸变校正方法
补充资料：几何变星
见变星。
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