查询词典 top-hole

The article offerred the morphology Top-Hat operator that a kind of genetic algorithm optimizes on foundation of traditional morphology functor.

本文在传统形态学算子基础上提出了一种遗传算法优化的形态学Top-Hat算子。

After analyzing traditional image difference subtraction algorithm, based on the theory of mathematical morphology, Top-Hat operation algorithm is chosen to remove image noise and perform the task of object detection based on gray morphology theory.

在分析传统的差影减法实现目标检测算法的的基础上，基于灰度数学形态学原理，采用 Top-Hat运算去除图像噪声并完成纸病图像的可疑目标的快速检测。

As for top-hat beam and transmittance of 0.1-1.0 of Gaussian beam intercepted aperture, they were measured to transmittance curves of Z-scan.

但由于实验过程中得到的高斯-贝塞尔光束不易加以确认，所以在实验上利用灵敏度较高的top-hat 光束进行测量。

In order to complete the task of detecting and tracking infrared dim objects much faster, the paper introduces an effective hardware design. Image pre-processing is completed by implementing Top-hat arithmetic in FPGA, which mitigates the DSPs' task greatly, so, it is able to do more operations in the limited time, and the system's real-time requirement can be fulfilled better.

为了以更快的速度完成对红外弱小目标的检测与跟踪任务，将图像的预处理电路放在FPGA里实现，通过完成Top-hat算法使后续DSP的处理大大减轻任务，使其在有限的时间内能够完成更多的运算，这在很大程度上保证了系统的实时性。

When compared with conventional mathematical morphology Top-hat algorithm, several groups of experimental results demonstrate that the presented algorithm can suppress background effectively and the signal-noise ratio and contrast of image is improved efficiently.

与数学形态学Top-hat算法比较，实验结果表明本文所提算法能有效地抑制图像背景，从而较好地提高图像的信噪比和对比度。

This paper presents a new methods that enhance the image of hand vein based on contrast limited local histogram equalization and top-hat transform to overcome the influence of photoelectric and thickness of the back of hand skin.

为了克服光强，手背厚度对手背静脉图像的影响，提出一种新的手背静脉图像增强方法，对比度受限的局部直方图均衡和top-hat变换相结合的方法。

Classical Top-Hat transform only uses structure element in one size and can not effectively extract objects in the image, because only part of objects may have a high response for a given structure element size and a lower response for the rest.

经典的Top-Hat变换用唯一尺寸的结构元素对图像进行处理，并不能有效地提取目标，图像上面的结构或目标不一定对那个尺寸的结构元素敏感。

Toward detection of feeble moving infrared spot target, improved Top-Hat morphological filtering operator is presented based on improved genetic algorithms.

针对红外序列图像中运动弱小点目标的检测问题，设计了一种基于改进遗传算法优化的修正Top-Hat形态学滤波器算子。

To avoid the decrease in signal length in morphological wavelet decomposition, a novel morphological un-decimated wavelet based on multi-scale Top-Hat transformation is proposed.

针对形态小波分解过程的抽样引起信号长度逐层递减的问题，提出一种基于多尺度Top-Hat变换的形态非抽样小波构造方法。

To answer questions like "Who are the top-k most typical NBA players?",the measure of simple typicality is developed.

我们系统地建立了大型数据集的模型，形式化定义描述了三种典型的top-k查询方法。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。