图像模型

Firstly, we give the definition of so-called value of edge information which is used to measure the quantity of marginal character in certain block. secondly, we used the information contained in the basic characteristic block to initialize the parameters of model and then detect the corner feature points to accurate the final value of parameters.

该方法先定义边缘特征量，逐点计算各像素点邻域的边缘信息量大小，并采用局部非极大值抑制及阈值法进行排除，最终确定基本特征块；先利用基本特征块的位置信息初步估计模型参数，再提取特征点对模型参数进行修正；最后，对图像进行拼接获得更大视野更高分辨率的拼接图。

Secondly, based on the characteristic of two dimensional chrominance histogram of the skin color, an adaptive algorithm is proposed.

在Hsu R L的统计模型的基础上，提出了一种自适应检测算法，该算法根据肤色值在非线性变换后的色度空间的二维直方图分布，自动确定肤色模型的位置，从而能更加准确地描述肤色在一幅图像中的分布情况。

First, the input color image using mixture Gaussian model and the brightness model segmentation, then under the facial features of the structure on further analysis by region treatment to obtain all possible candidates face.

首先对输入的彩色图像利用混合高斯模型和亮度模型进行分割，然后根据人脸五官的结构特征对得到的区域进一步分析处理，获得所有可能的候选人脸。

However, this polynomial regression model suffered from thecolor metameric problem. Herewith, to minimize the metamerism, a model was developed based on the principal component analysis and back-propagation artificial neural network for scanner spectral characterization, which could reconstruct more accurate spectrum in comparison with the related international experimental results.

但是，扫描仪的多项式回归色度特征化模型存在同色异谱问题，因此本文提出了基于主元分析法和神经网络技术实现扫描仪颜色光谱特征化的算法模型，解决了同色异谱的问题，并且获得了比国际上同类研究更高的图像光谱重构精度。

The necessity of the 3-dimensional modeling of the human foot-skeleton is discussed,and considering its characteristics such as being small and having complex shapes and a large quantity of bones and joints,the approach to the 3-dimensional finite element modeling of human foot-skeleton based on CT images with the thickness of 2 mm is studied.

讨论了建立人体足部骨骼有限元模型的必要性；针对其形状复杂、数量多、体积小和关节多的特点，分析探讨了基于2 mm层厚的CT图像建立人体足部骨骼三维有限元模型的主要途径。

Finally,the controllability of a sort of special Linear Image processing model and its switched model are discussed.

在最后一部分讨论了一类特殊的线性图像处理模型及其切换模型的能控性问题。

Present the improving model named SAMPCNN by combing the PCNN and ODOG. The traditional PCNN model, if only by its characteristic of coupled oscillation, is not ideally in image segmentation.

传统脉冲耦合神经网络模型在应用于图像分割时，若仅仅依靠模型的同步振荡特性，效果并不理想。

Furthermore, a content adaptive IMC algorithm in MCTF, composed of two estimation models, is put forth to reduce the ghosting artifacts. One model is based on characteristic of subbands coefficients for low activity region estimation, and the other is to estimate the MV accuracy in high subbands from the energy after ME. Artifacts, caused by inaccuracy ME or update step, can be reduced effectively by the estimation models.

根据小波变换的子带系数特性，建立了图像平坦区域的估算模型；根据运动估计后的高频子带能量，建立了运动估计准确程度的估算模型，从而实现了具有内容自适应特性的MCTF反向运动补偿算法，减小了ghosting伪影，克服了由于运动估计的不准确以及更新步骤可能导致的低频子带反向补偿误差。

Methods: Fifty-five male adult SD rats were randomly divided into a normal control group, a saline control group and a heroin dependence group. Heroin-dependent rat models were set up by subcutaneous injection of heroin and the hypophysis were excised on the 10, 17, 24, 31, and 38 days after models were set up. Immunohistochemical SABC method, imagine analysis, and radioimmunoassay were used in the research.

成年雄性SD大鼠55只，随机分为正常对照组、盐水对照组及海洛因依赖组；皮下注射海洛因建立海洛因依赖大鼠模型，分别于模型建立的第10、17、24、31、38天取垂体组织，应用免疫组织化学SABC法、图像分析法观察大鼠垂体远侧部β-内啡肽表达。

Firstly,the Image Jacobin Matrix for GRB-400 robot which is a dynamic look and move system has been established.Then,a hierarchical Model Reference Adaptive Control law combined with a fuzzy regulator is proposed to solve the control problem,and the comparison of the experimental step responses between system with fuzzy logic and system without fuzzy regulator is delivered.The experimental results show the feasibility and advantage of the control l...

首先建立了视觉伺服GRB-400机器人的图像雅可比矩阵，然后针对该动态Look and Move系统提出了一种带有模糊自调整能力的分层模型参考自适应控制的设计方法，其特点是设计方法简单并可以在线调节相关参数，给出了闭环系统的阶跃响应实验结果，并与原分层模型参考自适应控制闭环系统的动态性能做了比较，实验证明了改进后的闭环系统具有更好的动态性能。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。