Color histogram is the most usually used method of content-based image retrieval.
颜色直方图法是基于内容的图像检索系统通常采用的方法。
One of short points of traditional color histogram is lack of spatial information .
传统的直方图一般不包括颜色的空间分布信息。
Based on the quantization of the color in HSV model, color histogram is introduced as the color feature.
在对HSV颜色模型量化处理的基础上，提取颜色直方图作为图像的颜色特征。
An algorithm that integrates gray scale gradient cue and color histogram cue to detect the human head is proposed.
提出了结合图像灰度梯度信息和彩色直方图信息的人头识别算法。
The existing color feature extraction methods include color histogram, accumulative color histogram, color moments.
传统的颜色特征提取方法主要包括颜色直方图、累积直方图、颜色矩等。
Using our method, the total color index information needs less storage space compared with the traditional color histogram.
使用该方法，总的颜色索引信息将比传统的颜色直方图节省存储空间。
The wood surface color characters of wood images after preprocessing are abstracted with the methods of color histogram and color matrix.
对预处理后的木材图像分别用颜色直方图法、颜色矩法提取了木材表面的颜色特征。
Spatiograms outperform the traditional color histogram, which contain color information and spatial layout of these colors for the target.
空间直方图融合了目标的颜色信息和颜色的空间分布信息，比传统的颜色直方图更具有目标鉴别能力。
Content based image retrieval techniques usually use the color histogram of the full image. But this method can't contain the spatial features.
基于内容的图象检索技术一般采用颜色直方图为特征，但是这种方法不能反映空间特性。
Experimental results indicate that the proposed algorithm has better robustness than the traditional particle filters based on color histogram.
实验结果表明，相比传统的基于颜色直方图的粒子滤波算法，提出的算法具有更好的鲁棒性。
In chapter one, the methods of color description are introduced. The color histogram is found to be a potential way to describe the cuttings color.
论文第一章对颜色的描述方法进行了综述，并确定了颜色直方图是一种非常有潜力的描述岩屑颜色的方法。
Then the features of color histogram and MPEG-7 edge histogram of each key frame are computed and the feature vectors of shot key frames are formed.
然后计算关键帧的颜色直方图和MPEG-7边缘直方图，以形成关键帧的特征；
Finally, the similarity between color images is computed by using a combined feature index based on the color histogram and texture histogram for local grids.
最后综合利用上述网格区域的颜色直方图和纹理直方图来计算图像间内容的相似度，用于进行彩色图像检索。
According to the disadvantage of color distortion of color histogram equalization algorithm, a new image enhancement algorithm based on dark channel prior is presented.
针对彩色直方图均衡化算法颜色易失真的缺点，提出了一种基于暗原色先验的快速图像增强算法。
Various shot detection methods in decompressed domain are studied. We realize shot detection based on two methods, such as color histogram difference and pixel-based domain.
研究了解压域镜头探测技术，实现了利用直方图差值探测镜头和基于像素域探测镜头两种方法。
To avoid the influence of background, a method of image background remove is proposed, in this paper applying color histogram and LBP algorithm to extract color and texture features.
提出基于分割算法的图像背景去除技术，用于减少背景对提取特征的干扰；用颜色直方图、LBP算法来提取图像的颜色与纹理特征。
It is easy to perform for traditional image retrieval based on color histogram, however, its calculation in color histogram intersection is too large and the space distribution information is lost.
传统的基于颜色直方图特征的图象检索方法简单且易于实现，但其直方图求交运算量过大，而且丢失了颜色的空间分布信息。
In this article, we proposed and implemented a human tracking system whose bottom layer is human detectors based HOG feature and color histogram feature, and upper layer is based on particle filter.
本文提出并实现了一套完整的行人跟踪系统，整个系统的底层是由HOG特征和颜色直方图特征构成的行人检测器，上层则采用粒子滤波器算法，结合各个行人检测器的结果得到最终检测结果。
The default histogram generated will not have bold edges to their boxes and none of the boxes will be filled with color.
默认生成的柱状图的框没有粗线边框，框中也没有填充颜色。
Moreover, an improvement on the traditional histogram called the average area histogram(AAH) is proposed to represent color features.
另外，提出一种改进的直方图——平均面积直方图，以提取色彩特征。
The color image reinforcing which realized by grey statistics histogram equalization method has reduced the need of environment brightness in virtual photographing system.
由灰度统计直方图均衡所实现的彩色增强处理降低了虚拟照相系统对环境照度的要求。
In this paper, an approach to color-based image retrieval based on histogram combined with color block is proposed.
提出了一种基于颜色直方图与颜色块相结合的图像检索的新方法。
The projective histograms of hue and saturation discribe the color distribution in space, and the projective histogram of intensity reflects the shape of the image.
色调和饱和度的投影直方图反映了颜色的空间分布，而亮度的投影直方图则体现了图像的形状。
Satisfied results usually can not be got when processing color images degraded by fog and mist with the conventional enhancement algorithms such as histogram equalization and homomorphic filtering.
对于薄尘雾退化的彩色图像，用直方图均衡和同态滤波等常规增强算法处理往往不能得到满意的效果。
One method is derived from the histogram equalization technique and automatically determines the color spectra of geo- physical maps.
一种方法借鉴了直方图平滑化的思想，应用于位场彩色影像的色谱的自动确定。
One model is presented to integrate both color distribution and detail signal energy into a single histogram.
另一种模型是将图象颜色及其边界强度的联合分布集成到一个直方图中。
Three feature sets were adopted, including 20 global features, 10 statistical histogram features and 3 color features.
即20个综合性特征、10个统计性直方图特征和3个颜色特征。
Introduces color feature extraction and matching algorithms in content-based image retrieval, such as weighted Euclidean-distance, weighted centre distance, histogram intersection algorithm, etc.
介绍了基于内容图像检索中多种颜色的特征提取和匹配算法，以及加权欧几里得距离、中心距的加权距离、直方图交集算法等。
Introduces color feature extraction and matching algorithms in content-based image retrieval, such as weighted Euclidean-distance, weighted centre distance, histogram intersection algorithm, etc.
介绍了基于内容图像检索中多种颜色的特征提取和匹配算法，以及加权欧几里得距离、中心距的加权距离、直方图交集算法等。
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