通过局部图像增强的自动阈值选择等手段，解决视网膜血管图像与局部背景之间因灰度混同所造成的二值化困难；
It solves the difficulty in binarization due to gray level confusion between local background and image by automatic thresholding with local image enhancement.
阿特兰蒂斯穿梭机装载区局部视图，尾脊轨道操作系统打开，对接机构显现，背景是地球。
A partial view of Space Shuttle Atlantis' payload bay, vertical stabiliser, orbital manoeuvring system pods and docking mechanism are seen with the Earth in the background.
而现阶段，我国在整体教育不足、人力资源匮乏的背景下，大学毕业生就业出现了局部过度教育现象。
While at present, on the background of under-education and deficiency in the human capital, over-education occurred on graduates in our country.
患眼分辨局部形状的错误率受背景的影响，当复合图形呈现在空白背景上时较高，而呈现在由十字组成的背景上则较低。
Interestingly when viewing the stimuli with the amblyopic eye subjects made more errors to local targets when the compound stimuli were presented against the blank than the cross background.
为在低背景区发现较弱的局部异常，提供了一个新的技术思路和有效的方法。
The technique provides a new way of technology and effective method for the identification of local weak abnormals in a low background region.
在系统分析公婆泉盆地地质背景、水文地质条件的基础上，对该区局部排泄源氧化还原属性与铀矿化的关系进行了探讨。
The relation between REDOX property and uranium mineralization of local discharge source is studied based on geological background, hydro-geology condition of Gongpoquan basin.
首先经过背景去除，把感兴趣的人体目标从图像中提取出来，然后采用基于模型的和非基于模型的两种方法对人体的局部和全身运动进行了跟踪。
Firstly, the human region is extracted from the image by the background subtraction, then model-based and none model-based method are applied to track human motion from body parts to whole body.
背景与目的脑转移已经成为局部晚期非小细胞肺癌(NSCLC)治疗失败的最主要因素之一。
Background and objective Brain metastasis has become one of the most important factors of the failure of treatment of locally advanced non-small cell lung cancer (LANSCLC).
局部狭窄圆管内的流体流动，在工程和生物医学中具有许多应用背景。
Fluid flow through tubes with local constriction has many applications in engineering and biomedical science.
背景数据摘要：椎体成形术一般用于稳定局部没有纠正后凸畸形的椎体压缩性骨折，主要目的是减轻疼痛和不稳。
Summary of Background Data. Vertebroplasty is typically used to stabilize vertebral compression fractures in situ without correcting kyphosis, with the main target to reduce pain and disability.
通过分析济宁市地面沉降的特点和区域地质背景，认为济宁地面沉降主要是由于集中超采地下水引起局部地段的沉降。
Based on the analysis of the features and the regional geological setting of land subsidence in Jining City, land subsidence is mainly caused by overexploitation of groundwater.
根据实际问题的背景，分别提出了局部状态保持和有限目标控制两个问题。
Basing on the real engineering problems, two concepts of local state maintenance and finite object control are presented in this paper.
通过上下文的相互作用将局部成分整合成一个有意义的全局特征并从背景中突出。
Local elements are grouped into a meaning global feature according to contextual information, thus allowing them emerge from their backgrounds.
室外场地以干铺和浆砌鹅卵石板来塑造成一个完整的环境背景，局部覆土种植竹林，使内外环境交相辉映。
Outside, the laid dry and cobblestone grouting with partial tree planting complete the whole environment which acted in cooperation with the interior space.
背景：立体定位放疗(SBRT)已经被批准用于局部进展性胰腺癌的治疗。
Background: Stereotactic body radiotherapy (SBRT) has been approved for the treatment of locally advanced pancreatic cancer.
该算法以低通滤波算法估计背景中的低频成分，及图像局部方差估计背景起伏，来计算出局部自适应的目标检测判决门限。
The algorithm adopts low pass filter to estimate the background and calculates the standard deviation to estimate the fluctuation of background to get the local adaptive detection threshold.
背景：全厚皮移植是烧伤整形基本操作之一，植皮后均匀加压和局部制动是保证皮片成活、避免皮片坏死的关键。
BACKGROUND: Full-thickness skin graft was a base for burn and plastic surgery, while uniform pressure and regional brake were key factors to ensure skin graft survival and avoid from necrosis.
目的研究背景音乐在局部阻滞麻醉手术中的应用效果。
Objective To explore the application of background music in local anesthesia surgery.
背景：骨巨细胞瘤是一种常见的骨肿瘤，其有较强的局部侵蚀性，术后复发率较高。
Background: Giant cell tumor of bone (GCT) is frequently seen in bone tumors, with local aggression and high risk of recurrence.
该方法通过判断图像局部灰度包络曲面是否具备二维高斯函数曲面特征实现红外弱小目标检测，不需要进行传统的背景预测。
Instead of traditional background prediction, this method detects infrared small and dim target by judging whether the local grey level surface possesses the two dimension Gauss function feature.
因为视网膜图像中血管和背景在局部范围内都比较均匀，所以在每个子图像中都存在一个局部阈值能够将其中的血管分割出来。
Because both vessels and background are locally uniform in retinal images, there must be a threshold which is able to segment vessels precisely in a certain sub-image.
背景之二是为解决休谟问题而出现的局部归纳逻辑。
The other background is the logic of local induction, which came forth for the solution of the Hume problem.
本文以实际工程为背景，采用整体与局部有限元分析方法，进行了大量的数值分析工作。
In this paper, a real engineering is used. A lot of numerical analysis work is done with global and local FEM.
研究背景概述：ACDF-CA疗效较好，而关于其并发症（如假关节形成、Cage下沉和局部后凸）发生率高仍存在争议。
Summary of Background Data. ACDF-CA has shown good results; however, debate exists regarding the high rate of complications such as pseudarthrosis, subsidence, and local kyphosis.
背景：对于局部晚期或转移性的胆道肿瘤没有公认的标准化疗方案。
BACKGROUND: There is no established standard chemotherapy for patients with locally advanced or metastatic biliary tract cancer.
背景：在痔切除术中局部麻醉剂的应用可以促进麻药的渗透。
BACKGROUND: Application of a topical anaesthetic agent may facilitate infiltration of local...
首先，从产生背景入手，介绍了非参数局部多项式回归估计模型的基本概念以及研究概况。
Firstly, we introduce the research situation of the local polynomial regression estimation and its basic concept from the model's background.
解决复杂模型建模，海面背景描绘，模型局部放大和实时动画等可视化难题；
The problems in painting complex model and oceanic scene, zooming in the devices partially and real-time visualization were solved.
在过去两大军事集团对峙的背景下，一些地区的武装冲突和局部战争严重影响了世界的安全和稳定。
In the past, when the two major military blocs confronted each other, armed conflicts and local wars in some regions seriously disturbed world security and stability.
在过去两大军事集团对峙的背景下，一些地区的武装冲突和局部战争严重影响了世界的安全和稳定。
In the past, when the two major military blocs confronted each other, armed conflicts and local wars in some regions seriously disturbed world security and stability.
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