查询词典 noiseproof

The experiment shows that this method has better accuracy and noiseproof feature.

实验表明，该方法具有更好的精度和抗噪性能。

A new class of noiseproof adaptive Bandelet bases (NA-Bandelet bases) is proposed.

构造了具有抗噪性能的自适应Bandelet基。

As an information carrier, photon possesses higher information capacity and noiseproof feature than electron during the information process of high speed and capacity.

在高速、大容量信息处理过程中，光子作为信息的载体要比电子具有更高的信息容量和抗外界干扰的能力，因而光子技术和光子学材料得到了极为迅速的发展。

The convergence speed of forward algorithm is as fast as ten times of backward algorithm.Additionally,the decrypted image quality and noiseproof ability for the forward algorithm are also higher than the backward algorithms obviously.

不仅如此，整个算法的收敛速度比后向算法快一个数量级，而且无论迭代结果的解密图象质量还是抑制噪声能力也都明显优于后向算法。

Berause of the fact that when image resolution is reduced, the image high-frequency characteristics are distorted and the image low-frequency characteristics are held, this method has noiseproof feature and large-scale weak edge detection property.

由于低分辨率采样下图像高频特征失真较大，而低频特征失真较小的原因，这一算法能很好地抑制图像噪声，有效地提取出图像中大尺度弱边缘。

Compared with the conventional 2-D coordinate measuring systems, the new system has great improvement at measuring speed, aiming accuracy, measuring function and degree of automation The new system consists of two parts image measuring system of displacement and image autofocusing and aiming system The displacement measuring system in which CCD camera is used for locating the optical scale not only processes the advantages of absolute code measuring system powerful noiseproof feature, good long-time stability, easily compensated ruling error of optical scale, but also has the advantages of morden numerical systems easy numeralization and intelligence The autofocusing and aiming system in which CCD camera is applied for gaining the defocusing information and edge location information of workpiece enjoys the advantages of fast autofocusing, accurate result, high accuracy of edge detection and wide range of measured parameters, etc The feasibility of the new 2-D measuring system is analyzed in this thesis and related parameters are calculated.

详细本文在分析了现有二维中小尺寸测量系统中，光学仪器的光学读数系统和调焦、瞄准系统的优缺点之后，结合现代数字化仪器的优缺点，提出研制一种新的二维图像测量机系统。与传统二维坐标测量系统相比，新型系统在测量速度、瞄准精度、测量功能及自动化程度等方面都有较大的提高。该系统由图像式位移测量系统和图像式自动调焦、瞄准系统组成。图像式位移测量系统采用CCD摄象机拾取光学线纹尺的位置信息，既具有传统光学式绝对码位移测量系统的优点—抗干扰能力强、长期稳定性好、光学标尺误差易于补偿等优点，又具有现代化数字仪器易于微机化、智能化的优点。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。