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- A new auto-focusing algorithm based on Depth from Focus (DFF) was presented according to the properties of the automatic iris imaging system. 摘要针对自动虹膜图像采集装置的成像特点,本文提出了一种新的基于对焦深度法的自动对焦算法。
- Encoding algorithm for iris image based on Gabor filtering[J]. 引用该论文 郭永彩;谷建清;高潮;徐梅宣.
- Accurately registering iris images leads tohigher recognition rate for an iris recognition system. 对整个虹膜识别系统而言,虹膜图像的配准是其中一个非常。
- Under the same experimental conditions, an iris image database is used Matlab6.5 to preprocess. 在完全相同的实验条件下;运用Matlab6.;5软件对由虹膜图像组成的虹膜数据库进行预处理。
- The unitary iris image is carried out through the transformation from Cartesian coordinates to polar coordinates. 然后采用极坐标转换对虹膜图像进行归一化。
- This approach is effective even when the serious occlusions caused by eyelids and eyelashes exist in the iris image. 即使在存在严重的眼皮和睫毛干扰的情况下,这种算法也能快速有效地估计出虹膜内外边界的位置。
- First the sampled iris images are preprocessed in the iris recognition system to get the stripe images. 摘要首先利用虹膜处理系统对采集到的虹膜图像预处理,得到条形图像;
- Simulation results show that stable feature of unideal iris image can be extracted and high recognition rate can be achieved using the algorithm. 仿真结果表明,该算法能够提取不理想虹膜图像的稳定特征,提高识别率。
- According to the characteristic of the iris image,an iris location algorithm based on contour detection is presented in this paper. 虹膜定位是虹膜识别过程中的重要环节,定位速度和精度决定了整个虹膜识别系统的性能。
- The location result can be used to compute the useless area of iris,which provides a good foundation for iris image quality evaluation and subsequent iris recognition. 定位的结果可以用于虹膜不可用区域的计算,为虹膜图像质量评价和后续的虹膜识别打下良好的基础。
- For improving the effect of iris recognition and reducing the influence of unsymmetrical illumination, the iris image is transformed by hisotgram eaqualization. 为了提高虹膜的识别效果,减少非均匀光照的影响,我们对虹膜图像进行了直方图均衡化。
- The acquisition of iris images is the first step of iris recognition, as the result, if the iris acquisition system can get clear iris images, the efficiency and accuracy of the iris recognition algorithm will be greatly improved. 虹膜图像的获取是虹膜识别中的第一步,虹膜采集系统如果能够拍摄到清晰的虹膜图像,将会大大提高虹膜识别算法的效率和精度。
- Inflammation of the iris of the eye. 虹膜炎虹膜的感染发炎
- Surgical removal of part of the iris of the eye. 虹膜切除术手术切除部分虹膜
- Shaped like a sword, as the leaf of an iris. 剑形的,如鸢尾属植物的叶子
- A QUALITY EVALUATION METHOD OF IRIS IMAGES 虹膜图像的质量评价方法
- A Study on Auto-correlation Model of Iris Image 虹膜图像自相关模型的研究
- Could you teach me how to adjust the iris of the camera? 你能教我怎么调照相机的光圈吗?
- Iris is the French national flower. 鸢尾是法国国花。
- The pigmented iris of this organ. 虹膜这个器官染色的虹膜