Coronal T2 weighted images allow for the best visualization of the abnormality.
冠状位的T2序列提供了对于异常的最佳显示方式。
Results the diagnostic sensitivity of the first pass perfusion weighted images was 92%.
结果猪梗死心肌内的首过灌注诊断敏感性为92%。
Fig. 2 High signal intensity in the corticospinal tract on T2-weighted images of Case 3.
图2。病例3患者于T2像上见皮质脊髓束区高信号病灶。
The following tables are a general guide to how tissue appears on T1- or T2- weighted images.
以下是一个各种组织分别在T1及T2加权像上如何显现的简要介绍。
In this case, the very high signal in both lesions on the T1-weighted images suggests fat content.
在本例,两者在T1序列上显示高信号提示脂性成分。
An RSNA session attendee asked how long after surgery the abnormally high signal intensity on T2-weighted images would appear.
一位北美放射学会会议出席者问,外科手术后多久T2加权序列成像显示异常高信号。
The hyperintense bands on T2 weighted images correspond to concentric bands of demyelination with gliosis and perivascular lymphocytic infiltration (5).
T2高信号带符合伴有胶质增生和淋巴细胞浸润的脱髓鞘同心环结构。
In all lesions, the signal intensity ratio was generally lower on exponential diffusion coefficient images compared with that on diffusion-weighted images.
所有病灶在指数扩散系数像上的信号强度比率要比扩散加权像减低。
On MRI, the tumor showed a slightly low signal on T1-weighted images, a high signal on T2-weighted images, and poor enhancement after gadolinium injection.
磁振造影检查,这类肿瘤在T1影像是呈现低讯号强度,T2影像是呈现稍微高讯号强度,打过显影剂以后肿瘤只呈现轻微的显影。
There is focal high signal in the peripheral left frontal region (arrow) which corresponded to an area of acute infarct on diffusion weighted images and ADC map.
在左侧额叶外周可见高信号影(箭头),在弥散序列和ADC图像上符合急性梗塞。
Figure 3, Figure 4, and Figure 5: Axial, coronal, and sagittal T1-weighted images with contrast demonstrate heterogeneous enhancement of the lesion (yellow arrows).
图3、4、5:轴位,冠状位和矢状位增强扫描显示病变不均匀强化(黄箭)。
However, a solid mass showing nonspecific low to intermediate signal intensity on T1-weighted images and high signal intensity on T2-weighted images is also not uncommon.
然而实性的肿块在T1序列上显示低到中度信号,T2高信号的表现也不是罕见的。
Figure 1 and Figure 2: Axial T2 weighted images demonstrate diffuse high signal throughout the supratentorial white matter involving the centrum semiovale and corona radiata.
图1和图2:轴位t2序列显示整个幕上白质区弥漫性的高信号影,累及半卵圆中心和放射冠区。
On MR images, the necrotic center of the nodes will show intermediate signal intensity on T1-weighted images, low signal intensity on T2-weighted images, and will enhance with contrast.
MR影像上,在T1序列上中央坏死显示中度强度的信号,T2序列上呈低信号,增强扫描有强化。
Magnetic resonance imaging (MRI) on 72-weighted images showed hyperintense lesions in middle cerebellar peduncle, anterior inferior cerebellum, and flocculus corresponding to the distribution of AICA.
核磁共振扫瞄显示前下小脑动脉所支配的中小脑脚,前下小脑及小叶产生梗塞征象。
The second stage is the feature extraction from real solder images under the designed illumination, and the feature set proposed includes the partitioned regions and weighted areas.
其二是真实焊点影像的特征萃取与分类,论文中所提出之特征组是由影像区域分割与影像区域平均亮度两类所组合而成。
According to the changes of gray value range of images pollute by salt and pepper noise, this paper proposed an improved weighted mean filtering algorithm.
根据椒盐噪声污染图像灰度值取值范围的变化,提出了一种改进的加权均值滤波算法。
The new algorithm adds a direction vector to every depth pixel in LDI , and creates images from new vantage points by adopting a weighted rendering method for pixels with the same depth.
该算法对LDI的每个深度像素增加一个方向向量,对位于同一深度的像素采用加权平均的方法生成新视点下的目标图像。
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。
The images of bubbles in flow were segmented by means of dynamic threshold technology and gray weighted method was used to improve the precision of locating the central positions of bubbles.
采用动态阈值技术实现了对气泡图像的正确分割,利用灰度加权方法提高了气泡颗粒的定位精度。
A new efficient fuzzy weighted mean filter approach to the restoration of images corrupted by mixed noise was proposed.
针对图像混合噪声提出了一种新型的模糊加权均值滤波算法。
In the paper, a method for extracting interest points in images which is based on weighted local entropy is presented.
文中提出了一种基于加权局部熵的图像兴趣点检测方法。
The combined rule of "selection" and "weighted averaging" is employed, which both preserves the source images' details and improves the algorithm's stability.
图像融合过程采用了“选择”和“加权平均”混合的系数选择规则,在充分保留显著图像细节信息的前提下,进一步增强了算法的稳定性。
In order to improve the segmentation performance of images corrupted by impulse noise and Gaussian noise, fuzzy weighted support vector machine is proposed.
针对图像在获取和传输过程中易受各种噪声污染的事实,为了提高支持向量机对噪声图像的分割性能,提出了模糊权重支持向量机。
The modified method USES adaptive weighted addition to obtain the fused scale coefficients according to the corresponding scale coefficients of the different source images.
改进算法对不同源图像的对应尺度系数进行自适应加权相加,以获得融合后的尺度系数。
This paper presented a new weighted median filter for medical ultrasound endoscopes images based on adaptive neighborhood.
提出了一种自适应邻域中值滤波算法,用于医学超声内窥镜图像的噪声滤除。
Objective To explore the effect of heavily T2 weighted reversed(T2R) MR images on showing the relationship of large pituitary adenomas and its surrounding structures.
目的探讨重T2加权灰阶反转成像检查对大垂体腺瘤及其周围结构的显示作用。
To remove mixed impulse noise and Gaussian noise in digital images, a hybrid filter based on the adaptive median filter and the adaptive weighted mean filter are proposed.
为了去除图像中混入的脉冲噪声和高斯噪声,提出了一种基于自适应中值滤波和自适应加权均值滤波的混合滤波方法。
To remove mixed impulse noise and Gaussian noise in digital images, a hybrid filter based on the adaptive median filter and the adaptive weighted mean filter are proposed.
为了去除图像中混入的脉冲噪声和高斯噪声,提出了一种基于自适应中值滤波和自适应加权均值滤波的混合滤波方法。
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