threshold region

A segmentation algorithm based on threshold analysis and region growing method is proposed for the CT images of plant root.

结合根系构型研究的需要，提出一种基于阈值分析和区域生长相结合的用于植物根系CT图像的图像分割算法。

Fatigue damage model near threshold region(ⅱ) intergranular crack mechanism

门槛区疲劳损伤模型（Ⅱ）&晶间裂纹机制

To adaptively search the optimum dynamic threshold and update the template in image sequence, a target tracking method is developed. The correlation-based method consists of adaptive threshold region matching, layered-weighting in the matching region, and updating the templete adaptively.

提出了一种基于相关的自适应阈值区域匹配、匹配区域分层加权和模板自适应更新的目标跟踪方法，该方法能在序列图像中自适应地寻找最佳的动态阈值与更新模板；

Fatigue damage model near threshold region 1& shear-slip mechanism

门槛区疲劳损伤模型&（Ⅰ）剪切滑移机制

Some properties including the threshold, the unstable region for long wave lengths, amd finite β and η I effects of the electron temperature gradient instabilities are given.

本文给出了无碰撞等离子体中电子温度梯度驱动的不稳定性的某些性质，包括ηe的阈值、长波不稳定区以及β值的影响等。

As a result, with the emphasis on the threshold region, several laser characteristics of importance, such as the carrier density, photon density, etc.

在此基础上，着重对阈值附近半导体激光器的载流子密度、输出功率以及阈值电流等重要特性进行了研究。

The purpose of the first step segmentation is to remove the skull, by adopting threshold segmentation method and region growing method.

第一步分割的目的是去除颅骨，采用的分割方法为阈值分割和区域生长法。

Threshold division and region extraction are used to get salient ship region quickly based on saliency map to lay the foundation for ship identification. 2.

在获得的显著图的基础上，通过阈值分割和区域提取快速获得船只显著区域，为进一步的船只目标识别打下了良好的基础。

In the testing, stress ratio near threshold region was high and crack closure effect was removed.

此方法在测出ΔKth时应力比R已经很高，实际上已不存在裂纹闭合效应的影响。

For quantum structure lasers, including quantum well, quantum wire and quantum box lasers, a simple method is presented to obtain the optimized structure of the active region for low threshold condition.

针对低阈值半导体量子结构激光器（简称量子结构激光器），包括量子阱、量子线和量子点结构，给出了一个完整简便的方法用以优化设计最低阈值条件所需要的有源区结构。

The first step is to use threshold segmentation method and region growing method to achieve initial segmentation of intracranial hematoma in CT medical images.

第一步，采用阈值分割法和区域生长法，实现CT医学图像颅脑血肿的初步分割。

To avoid disturbances from the star, a threshold segmentation and Connected region labeling method is adopted.

为了避免恒星干扰，提出了阈值分割和连通域标记相结合的方法。

Common segmentation methods are edge detection based algorithm, threshold method, region growing method, coordinate mapping method, neural networks method and so on.

对图像进行分割常见的方法有基于边缘的检测算法、阈值分割法、区域生长分割法、坐标映射分割法、基于神经网络实现分割法等。

The oil threshold in this region is under 3 500 m.

本区生油门限应在3500m以下。

Experimental feasibility of detecting CP violation effects in top quark production and decays in positron and electron collider near the threshold region of top quark mass is surveyed.

对探测电子正电子对撞机中的top夸克产生和衰变过程中，top夸克质量阈值附近的CP破坏效应的实验可行性进行了探讨。

Fatigue behavior of material near threshold region and microstructure-damage

门槛区疲劳性能与材料微结构损伤

In volume data segmentation, the threshold based and region based methods are separately discussed.

在体数据分割中我们分别讨论了基于阈值和基于区域的分割方法。

An Improved Mean Filter Algorithm Based on the Threshold of Region Homogeneity Measure

基于一致锐度阈值的均值滤波改进算法

In this paper, we proposed the hybrid method which was composed of optimal threshold region grow and morphology for pulmonary airway tree segmentation.

为此本文提出一种最优阈值生长和形态学结合的气道树分割方法。

Electron Transportation in Sub-Threshold Region of MOSFET

亚阈值区MOSFET沟道中电子输运

From the constitution of video object region, the paper presents video segmentation technology and so on threshold value segmentation, region growth algorithm. Furthermore some existing problems worth discussing and further research are proposed.

文章从构成视频对象的区域出发，介绍了阈值分割、区域生长算法等视频分割技术，并对视频分割技术中需要深入研究的问题进行了探讨。