| 1. | ( 4 ) the algorithm for correcting the geometrical distortion of fish eye image ( 4 )鱼眼图像的几何畸变校正。 |
| 2. | In the imaging system , the calibration of nonlinear geometric distortion is still a problem 摘要在成像系统中,非线性几何畸变的高精度数字校正仍然是一个未能很好解决的问题。 |
| 3. | Which is simple with high efficiency , and has the ability of anti - geometrical distortion while robust to some image processing such as filtering and smoothing , etc . to some extent 其特点是计算简单,精确度高,具有抗几何畸变性,对滤波、平滑、压缩等图像操作有一定的鲁棒性。 |
| 4. | Because of the aberration of fish eye lens resulting from fabrication procedure , there exists serious geometrical distortion , which arises the problem of correcting the fish eye image 由于鱼眼镜头制造过程中产生的误差等原因,所拍摄的图像几何畸变还是比较严重的,这就产生了对鱼眼图像进行几何校正的问题。 |
| 5. | The license image has geometric distortion because of several factors , such as camera location , camera distortion etc . it is difficult to recognize the license 汽车在通过识别现场时由于汽车牌照与摄像机三维空间相对位置关系,摄像机畸变等多方面的原因,经过摄像机摄入的图像会发生几何畸变,出现歪斜变形情况。 |
| 6. | Utilizing the rectification technology of geometric distortion in vehicle license recognition system based on image processing and close - range photogrammetry theory is important in increasing system reliability 依据图像处理和近景摄影测量原理,把图像几何畸变校正技术应用于汽车牌照识别系统中,将会明显提高系统的识别率。 |
| 7. | Due to radiometric and geometric distortions of images from photography , even pictures of the same object are often quite different from each other , which bring a lot of trouble and inconvenience to image identification and mosaic 一般的航空照片上都具有不同程度的几何畸变和辐射畸变,严重影响了实物的本来面貌,使得同一实物在不同照片中的表示很不一致,给照片内容的判读和应用带来了很大的不便。 |
| 8. | Many registration experimental results can illustrate the performance of this method . we also study on the feature and deformations of remote sensing images . aiming at infinite length images with local distortions , we suggest a sequential stream - like registration method 在研究遥感图像特点和失配方式的基础上,针对具有局部几何畸变和无限长特点的遥感图像,提出了一种持续地流水线式的配准方法。 |
| 9. | Image and vision computing , 1999 , 17 : 489 - 499 . 4 gottschalk p g , turney j l , mudge t n . efficient recognition of partially visible objects using a logarithmic complexity matching technique . the international journal of robotics research , 1999 , 8 : 110 - 131 它从以下几方面解决以上问题:第一,高尺度的分析突出了图像的高频部分,因此能够更准确地匹配图像特征第二,利用非均匀有理b样条表示图像畸变,这对大多数现实的图像几何畸变都适用。 |
| 10. | Then the local weighted mean method is used to register the image distortions . this method can not only successively register the local geometric distortions but also fit for the infinite length image registration . images are registered and exported with sequential subsections 然后以局部加权平均的表面拟和方法对失配图像做几何校正,该方法既有效地校正了遥感图像中的局部几何畸变,又适合于针对无限长图像进行数据流式的分段配准输出。 |