weighted image

Threshold analysis basing on difference transformation utilizes the MRI imaging characteristics to make a transform between T1 and T2 weighted image , so signals contrast of different organ have been enhanced in transformed images .

基于差值变换的阈值分析，利用MRI成像特点对T1和T2加权像做一定的变换，使得变换后的图像中不同组织的信号对比度得到进一步增强。

Objective To investigate the value of gadolinium-enhanced dual echo fast or turbo spin echo [ DF ( T ) SE ] - T1WI and mixed weighted image ( MWI ) in revealing enhancing intracranial lesions .

目的探讨钆增强快速双回波自旋回波[DF（T）SE]序列T1WI、混合加权像（MWI）在颅内强化病变检出中的价值。

ASSET-EPI technique improve the quality of spatial resolution and image quality of diffusion weighted image ;

采用ASSET-EPI技术使DWI的空间分辨率和图像质量得到提高；

Nuclear magnetic resonance t_1 weighted image and t_2 weighted image

核磁共振T1、T2加权成像

Experimental study on the pathological basis of high signal intensity on T_1 weighted image after brain ischemia in rats

脑缺血后T1WI产生高信号的病理基础

Acute and Subacute Brain Infarction Diagnosis with MRI Diffusion Weighted Image ( DWI ) and Application of Related Quantitative Parameters

MRI弥散加权成像（DWI）诊断急性、亚急性脑梗塞及相关定量参数的应用

Objective To evaluate the application value of multidirectional MRI diffusion weighted image ( DWI ) in acute brainstem infarction .

目的探讨MRI多方位扩散加权成像在脑干梗塞中临床应用价值。

Conclusion FLAIR is superior to T 2 - weighted image for detecting the border extent and inter-structure of cerebral lesions .

结论FLAIR像显示颅脑中邻近脑沟、脑室旁，脑室及脑池内等部位病变的边界、大小、范围及内部结构优于T2加权像。

Objective To study quantitative the conversion of red to yellow marrow of the femur by means of the signal intensity values of SE T 1 weighted image .

目的利用SE/T1WI像的信号强度值，定量研究股骨红、黄骨髓的转变；

Results : MR appearances of CPM were as followed : ① Lesion appeared hypointense on T1 weighted image and hyperintense on T2 weighted image ;

结果：CPM的MRI表现：①T1WI病灶呈低信号，T2WI为高信号影；

Results and Conclusion : ( 1 ) On T1 weighted image white matter showed hypointense while myelinated region of white matter presented hyperintense and cerebral cortex revealed middle signal intense .

以孕期胎龄与出生后日龄之和做为新生儿的实际胎龄。结果与结论：①T1加权成像脑白质表现低信号，髓鞘化区城为高信号，灰质为稍高信号。

Objective To evaluate the clinical value of cerebral glucose metabolism image , cerebral blood flow perfusion image and MR perfusion weighted image ( PWI ) in patients with TIA by comparing the three methods .

目的通过比较脑葡萄糖代谢显像、脑血流灌注显像及灌注加权磁共振成像（PWI），了解3种检查方法在诊断短暂性脑缺血发作（TIA）中的价值。

~ 1H-Magnetic Resonance Spectroscopy and Diffusion Weighted Image in Primarily Generalized Tonic-clonic Seizure Epilepsy A case report of subacute dichloroethane poisoning with myoclonus epilepsy as main clinical manifestation

特发性全面强直阵挛发作型癫~1H-MRS与DWI的初步研究以肌阵挛性癫痫为主要表现的亚急性二氯乙烷中毒1例报告

On T2 weighted image , white matter showed hyperintense , the myelinated region and the cortex presented hypointense . Good signal contrast was seen between the white matter and cerebral cortes in all neonates .

T2加权成像，脑白质为较高信号，灰质和髓鞘化区域呈明显的低信号，全组新生儿的灰白质对比均清晰明显；

According to the target deformation and rotation , be occluded , size change , the interference of light and a number of similar objects , as well as the tracking frame size change , and other issues , proposes a Particle Filter tracking algorithm based on local weighted image .

针对目标的形变和旋转、被遮挡、变大或缩小、以及受光照或多个相似物的干扰等问题，提出基于局部加权图像的粒子滤波跟踪方法。

In-vitro experiments show that 0.2mL of blood in 10mL of bile could be detected as a hyperintense area on T1 - weighted image , 0.4mL of blood on proton density weighted image as a slightly hyperintense area if the blood was hot mixed with bile .

质子密度加权象可发现加于10mL，胆汁中的0.4mL血液表现为稍高信号区；

Two-dimensional FDA Algorithm for Face Recognition Based on Weighted Symmetry Image

基于加权对称图像的二维FDA人脸识别算法

Wavelet Based Weighted Fractal Image Coding

基于小波域的加权分形图像编码

WM Filters and the Method by-step Weighted of Image Processing

图像加权中值滤波及其分级实现方法

Delaunay Triangulation Weighted Histogram Image Representation and Retrieval Histogram Weighted Mean Filter for Image Processing

基于德劳内三角剖分的彩色图像加权直方图表示及检索技术直方图加权均值滤波器

Self-adaptive amending algorithm of image zooming-out based on weighted averaging image sub-block

基于图像子块加权缩小的自适应修正算法

Because both T_1 and T_2 were relatively shortened in melanoma , on T weighted MR image , the tumor was seen as an area of moderately high signal and on T.

黑色素瘤据有短T1和T2弛豫时间，T1加权象（T1WI）为中等强信号。

Research on Facial Expression Recognition Based on Weighted Rectangle Integral Image

基于加权矩形积分图的人脸表情识别研究

Weighted Histogram Color Image Retrieval Based on Color Complexity Measure

基于颜色复杂度的加权颜色直方图图像检索算法

An Anisotropic Visual Model Weighted DCT-I for Image Data Compression

各向异性视觉模型加权DCT&Ⅰ图象数据压缩

Based on the diversity weights , a diversity weighted least square image matching method is proposed .

在获取目标差异性权值的基础上，本文提出了一种基于目标差异性加权的最小二乘影像匹配运动目标跟踪算法。

Stage ⅱ displayed the irregular shape low or equal or high signal on T1 weighted and GRL image in 23 places .

Ⅱ期23个，为T1WI及长TE梯度回波（GRL）序列不规则形低、等、高信号；

A weighted Hausdorff distance image matching algorithm based on extracting bifurcating points on feature image is proposed . The corresponding weight formula is also put forward .

提出了一种基于特征图像分支点提取的加权Hausdorff距离图像匹配算法，并给出了相应的权值求解公式。

Through analyzing weighted method of image network sampling and statistic matching method of image network parameters , network analytical correction system of saline mud log has been compiled .

本文分析了图像网络采样加权算法及图像网络参数控制的统计拟合分析方法，编制了盐水泥浆测井资料的网络分析校正系统。

To solve the quick and robust registration of parallax images , a coarse-to-fine global registration strategy using the coarse images weighted with detail image was proposed .

为了解决视差图像的快速、鲁棒配准问题，提出了一种基于小波近似图像和垂直细节图像由粗到精的加权全局配准策略。