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- This paper proposed a new type of feature extraction arithmetic for texture image, based on parametrical log polar translation.This arithmetic is robust to geometric distortions. 摘要提出一种细化参数的对数极坐标变换图像纹理特征提取算法，可以有效地消除旋转、缩放和平移等几何形变的影响。
- Keywords: Non-uniformed mapping, Log polar transform (LPT), Model construction, 关键词:非均匀映射,对数极坐标变换,模型构造
- The two systems of government are polar opposites. 这两种政体正好相反。
- Do you know how to log in to the system? 你知道怎么登录进入这个系统吗？
- Most insect do not live in polar region. 大多数的昆虫不在极地地区生存。
- There is a map of the world on the wall. 墙上有张世界地图。
- I reached for a floating log with my foot. 我伸脚去钩取一段漂浮着的木头。
- He spread the map flat out on the floor. 他把地图平铺在地上。
- The road we should take is marked on the map. 我们要走的路已经标在地图上了。
- On the map the drains of each field are laid sown. 地图上标有每一块地的排水沟。
- They are sawing a log into planks. 他们把原木锯成一块块厚板。
- I found this old map in the family archives. 我在家谱中发现了这幅旧地图。
- Are there any animals in the polar circles? 南极圈和北极圈内有动物存在吗？
- I prick the map with a pin to show our route. 我用大头针在地图上扎孔标出我们的路线。
- They broke down the door with a big heavy log. 他们用一根粗大的木头将门砸开。
- The airport is arrowed on the map. 飞机场在地图上用箭头标出。
- The map is in error regarding the junction. 这张地图在这个交点上是绘制错了。
- Located or found in one of the Polar Regions. 环极的，围绕极地的位于或发现于一个极地区域中的
- He drew a world map on a sphere. 他在球上面画了一幅世界地图。
- A mapping of one space onto another or onto itself. 变换一个空间与另一个空间或自身的一一对应
