The frequency polygon is simpler than its histogram counterpart.
频率多边形比直方图更简单。
C Draw the corresponding frequency polygon over the histogram.
於直方图上绘出相应的频数多边形。
Draw the corresponding frequency polygon over the histogram.
於直方图上绘出相应的频数多边形。
To review the basic terminology in data organization and data presentation 2 To learn frequency distribution and cumulative frequency distribution 3 To construct the graphical representations: histogram, frequency polygon, and culmulative frequency polygon
回顾数据组织及数据表达的基本用语。学习频数分布及累积频数分布。绘制如组织图、频数多边形及累积频数多边形等的图示。
Then, if there are a plurality of characteristic areas, each of which is characterized by the high frequency in the luminance histogram, a characteristic emphasis circuit (7) performs grayscale extension processing for the plurality of characteristic areas.
而且，特征强调部(7)在检测出的亮度直方图的频率频度多的特征区域为多个的情况下，对于该多个特征区域进行灰度等级扩展处理。
Based on it, the Monte Carlo simulation is implemented for the octahedron parallel machine tool, and then the statistical frequency histogram is given.
在此基础上，对八面体并联机床的位姿误差进行了Monte Carlo模拟，给出了统计频数直方图。
We define some perceptive parameters, such as the change of texture character, histogram, frequency spectrum, knowledge of image, and we calculate the perceptive information using sigmoid function.
我们从图像灰度特征，直方图，频带，图像理解的变化等方面初步定义了图像感知信息参量，并利用sigmoid函数给出了感知信息的初步计算方法，实验结果初步说明了感知信息的有效性和可行性
The hypsometric curve and elevation frequency histogram of river basins can reflect evolution of topography and abundance distribution of land residual in river basins.
集水盆地的测高曲线与高程频分布形态，可反应该集水盆地的地形演育期与其内所残的土地体积分布态。
Given a table of raw data, the Six Sigma Black Belt should be able to prepare a frequency tally sheet of the data, and to use the tally sheet data to construct a histogram.
给出一份原始数据表，六西格玛黑带应该能够制定出一份数据频次点检表，并且能使用点检表数据构建一份直方图。
Given a table of raw data, the Six Sigma Black Belt should be able to prepare a frequency tally sheet of the data, and to use the tally sheet histogram.
给出一份原始数据表，6 西格玛黑带应能作出一份数据频次表，并且能使用这频次表构建一份直方图。
The fundamental frequency of Panda's voice is within 200-300 Hz, the second harmonic band of it is about 400 Ha, and the amplitude histogram of Panda's bark is similar to γ - distribution.
大熊猫叫声旺的基颇为200～300Hz，次频带为400Hz左右，叫声的幅度直方图似伽玛分布。
A combination image enhancement algorithm is proposed in this system, which is the combination of histogram modification and high-frequency emphasis filtering. This algorithm can remedy the deficiency of the balanced method of the enhancement equalization, and can strengthen the detail of image.
采用了直方图均衡和高频提升滤波相结合的混合图像增强算法，该算法弥补了直方图均衡算法大量损失灰度层次的不足，并能够增强图像的细节信息。
After the gray transformation and the histogram equalization, these images were filtered by a frequency-domain homomorphic filter, hence noises in the images were greatly reduced.
利用自开发软件，对图像进行灰度变换和直方图均衡化处理后，采用频域同态滤波的方法对图像进行降噪滤波处理。
Based on the special disposal on the HSV color space, the color histogram taken from low frequency band is used as color feature, the statistics information of high frequency band is used as texture feature.
在对HSV彩色模型做特殊处理的基础上，采用整数小波变换低频部分的量化颜色直方图代表颜色特征，小波多尺度表示方法中细节信息的方差统计量代表纹理特征。
An Approach for Image Enhancement Based on High Frequency Emphasize Filter and Histogram Equalization
一种基于高频强调滤波和直方图均衡化的图像增强方法
Image Enhancement Algorithm Combines Maximum Gray Frequency Restrict with Dynamic Histogram Equalization
基于极大灰度频数抑制结合动态直方图均衡的图像增强算法
Histogram equalization, balanced on the role of gray scale, weakening the halo effect caused by homomorphic filtering, and homomorphic filtering filters the low frequency components of image, eliminate the image differences caused by illumination change.
直方图均衡化对灰度的均衡作用，削弱滤波中引起的光晕效果，同时高斯滤波滤去图像的低频分量，即与光照有关的入射分量，消除光照变化引起的图像的差异。
Research on PCM/FM Modulation Identification Based on Instantaneous Frequency Histogram
基于瞬时频率直方图的PCM/FM信号调制识别研究
Our theoretical analysis and experimental results shows that the statistical moments in the frequency domain of the histogram is more effective than that in the spatial domain of the histogram.
并且从理论和实际两方面证实了，对于图像隐写分析，直方图频域矩比直方图空域矩更有效。
Using probability statistics method, the cumulative frequency, load classification and counting of cyclic number of simulation load was accomplished, and get the rain flow statistic histogram.
对疲劳载荷数据进行统计处理，采用概率统计的方法对仿真载荷数据进行统计计数、累积频次的合成、载荷分级与各级循环次数的统计计算，得到了雨流统计直方图。