The concept of redundant illumination is introduced to ensure the coherent illumination of zone plate and reduce the effect of source instability and element vibration.
引入冗余照明的概念，以实现波带板的空间相干照明以及降低束线对光源不稳定性及元件振动的要求。
In the classroom where there is no gable, the sunlight-plate will borrow light from the classroom next door. This guarantees a good illumination in all the classrooms.
在没有山墙的教室，则通过阳光板像隔壁教室借光，这样保证所有教室的照度。
The experimental results show that the method has strong adaptability to unconstrained illumination conditions and irregular background, and is efficient in locating license plate.
实验结果表明，该方法在各种光照和复杂背景条件下均有很好的适应性，对牌照定位有很高的准确性。
At the present time, the study of vehicle license plate locating mainly focuses on gray images so that the result is affected easily by the presence of shadows and illumination.
目前已经实现的分割主要局限于灰度图象，且定位效果仍易受阴影和光照等条件的影响。
There are many factors that cause the characters segmentation task difficult, such as image noise, plate frame, rivet, space mark, plate rotation and illumination variance.
车牌字符分割中存在噪声干扰、边框影响、铆钉和间隔符影响、车牌旋转、光照不均等问题。
A new approach is presented for vehicle license plate location and rectification based on RGB chroma space in the complicated-background and different illumination images.
针对复杂背景及不同光照条件下的车牌图像，提出了一种基于RG B色度空间的车牌定位及校正的新方法，建立了基于RG B色度空间的牌照检测模型。
Absrtact: Aiming at the disadvantages of most license plate localization methods which are short of illumination adaptability and discriminate plate color, an improved method was put forward.
摘要：针对目前大部分车牌定位算法缺乏对光照条件的适应性以及对不同底色车牌的定位率有差异的缺点，提出一种改进方法。
It has been proved that the result of the binarization is well, and has good adaptability to the license plate picture with noise interfering and nonuniform illumination.
实验结果表明，此方法二值化效果好，对于有噪声干扰、非均匀光照的牌照图像有良好的适应性。
The method comprises a step of installing the illumination device relative to the surface of the label plate and a step of adjusting the illumination direction of the LED in the illumination device.
该方法包括相对于标牌表面安放照明装置的步骤，及调整照明装置中LED照射方向的步骤。
The method comprises a step of installing the illumination device relative to the surface of the label plate and a step of adjusting the illumination direction of the LED in the illumination device.
该方法包括相对于标牌表面安放照明装置的步骤，及调整照明装置中LED照射方向的步骤。
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