| 1. | An algorithm for edge detection of gray - scale image based on mathematical morphology
一种基于数学形态学的灰度图像边缘检测算法 |
| 2. | Finally , a method for measuring the degree of bilateral symmetry in gray - scale images is put forward
文中还提出一种度量灰度图像双边对称性的方法。 |
| 3. | A novel blind watermarking algorithm based on virtual channel technique is designed , by which a gray - scale image is embedded into host
通过修改载体频率域系数,载体通道可被看成虚拟水印通道,它由若干个缺损的水印子通道构成。 |
| 4. | Moreover , a method of measuring the deg ree of bilateral symmetry in gray - scale images is put forward which makes full use of the intensity values of object
论文首先简单介绍了一些常用的图像对称性检测方法和对称性度量方法，对它们的性能进行了简单的分析和比较。 |
| 5. | Fingerprint image pre - processing has five parts : filtration in gray - scale image , binarization , filtration in binary image , thinning and filtration in thinning image
指纹图像的预处理又可以分为灰度图滤波去噪、二值化、二值化图像去噪、细化和细化后去噪五个部分。 |
| 6. | In this dissertation , from theoretical and practice viewpoint , we present a novel approach to compress gray - scale images by using fractals theory and evolutionary algorithms
本论文从理论和实践上介绍了不同于传统方法的压缩算法? ?基于分形理论和演化算法的灰度图像压缩算法。 |
| 7. | A pretreatment algorithm of image - based virtual reality is brought out to speed up the rate of image stitching in this paper . the algorithm first grays the image , projects the gray - scale image , and then stitch the image roughly
为了加快相邻图像的拼接速度，本文提出了对图像进行灰度化，然后将灰度图投影，进行粗略匹配的预定位算法。 |
| 8. | Meanwhile , on the basic of binary image , the detection of gray - scale image is realized by the modified eight - level arithmetic . the tetection results also show the modified arithmetic is more effective
在二值图像的基础上,实现对灰度图像的边缘提取,改进了前人提出的分8层的算法,给出了一组灰度图像的边缘提取的结果,结果表明改进的算法是更加有效的。 |
| 9. | There are amount of noises in the collected fingerprint gray - scale images . but fingerprint recognition techniques at most degree depend on the quality of the finger print image . it is necessary to filter the fake information of fingerprint image
在采集到的指纹灰度图像中含有大量噪声，而识别技术在很大程度上依赖于指纹图像的质量，所以对指纹图像中的伪信息要加以滤除。 |
| 10. | The other one is a morphological corner extraction algorithm based on the “ hit - number ” , which is suitable to both the binary and the gray - scale images . the algorithm has high detection accuracy , strong noise restraining ability , and is simple in calculation and easy to be realized on hardware
二是基于“击中数”的角点提取算法,可以在二值图像和灰度图像中提取角点,具有检测准确度高、抗噪性能好、计算量小和硬件实现方便等优点。 |
