查询词典 threshold exposure

The effects of filtering and threshold-setting are discussed in the image segmentation, the results of the experiment show that this method can provide accurate and closed region contours.

实验结果表明，基于图像森林化变换的分水岭算法可以提供精确且封闭的区域轮廓线。

We suggest an initial Cobb angle of 25 degrees as an important threshold magnitude for long-term curve progression.

我们建议初始Cobb角25°为长期曲度进展的重要临界角度。

The just codeword and performance of the decision threshold is proposed through the changing trend by contrasting the theoretical value to the true value in the graph, and it is helpful to the practical engineering.

本文还在理论研究的基础上对仿真数据结果进行了必要的分析，通过图表对比理论值和实际值的整体变化趋势，得出了具体码字在具体判决门限性能，能够给实际工程带来帮助。

A new method based on subtractive image segmentation for weighted image fusion is put forward from another viewpoint. It adopts the improved particle swarm optimization to calculating the segmentation threshold of subtractive image and the corresponding weighted fusion coefficient in space domain or in wavelet decomposition domain. Moreover, it doesnt need to construct the eigenspace and quantitative eigenvalue for the weighted fusion coefficients.

本文从另外一个角度提出了一种基于差值图像分割的加权图像融合方法，它采用改进的粒子群优化方法在空间域或小波分解域求解差值图像的分割阈值和对应的加权融合系数，而不需要为计算融合系数而构造特征空间和定量特征关系。

Because of the lower coercive force and high damage threshold, the crystal is chosen and designed for six period patterns.

由于周期极化掺杂氧化镁的铌酸锂晶体具有较低矫顽场和更高损伤阈值的优点，所以选择了该晶体并在其上设计了6个周期图案。

Secondly, Pre-emphasis is used to improve the high boost in WWF algorithm. In the same way, using an effective frame regrouping precept improve frame overlapping and regrouping, designing an new SH window to window function's design, selecting coif wavelet as the analysis wavelet basis to wavelet basis's selection, discarding the unvoiced frames by threshold-wavelet transform to unvoiced/voiced frames' distinguish, and solving the wiener gain by the fake cepstral subtraction to Wiener gain's getting as well.

采用进行预加重处理、设计有效的帧重组方案、自定义SH窗、选用coif小波作为分析用小波基、采用加阈值小波变换法去除清音帧，和基于伪倒谱相减法求解维纳滤波增益系数等方法，分别对模型中高频提升、帧重叠与重组、窗函数设计、小波基选取、清浊音判别及维纳滤波增益系数获取等实现细节进行研究和改进。

Carbon nanotubes are excellent field emission cold cathode materials with a low threshold electric field and a high emission current density, which make them attractive for potential application in panel display.

碳纳米管具有低的阈值电场和高的发射电流密度，是一种性能优良的冷阴极材料，在平面显示领域具有潜在的应用价值。

The paper includes the constitutes of system hardware, image pretreatment, the achievement of parameter detection artithmetic. The main work is as follow: The pater makes use of vanguard genetic algorithms in image segmentation, uses vanguard genetic algorithms to get the image threshold. Using this method we may get different grey vehicles from the background exactly. Used the support vector machine theory to conduct the vehicles automatic sorting simulation research, the simulation result had proven this method could quite be accurate carries on the vehicles type the recognition; Improved based on the background automatic renewal hypothesized examination region algorithm, enhanced timeliness and the accuracy which the vehicles examines; And to has carried on the specify based on the hypothesized examination region imagery processing algorithm realization; In the paper also introduced withdraws the algorithm based on the gradation continuous movement vehicles characteristic to carry on the vehicles the characteristic to withdraw as well as to use the localization method which colored filter same gradation chart processing unifies to carry on the realization method which the vehicles license plate locates.

本文根据智能交通控制与仿真对于交通流量、车辆到达率、车辆速度等交通信息检测的需求，基于视频图像进行了交通信息处理的算法研究与实现，主要工作包括以下几个方面：将先锋遗传算法应用到图像阈值分割中，利用先锋遗传算法寻求全局最优阈值，可以比较准确的将图像中不同灰度的车辆从背景中分离出来；采用支持向量机理论进行了车辆自动分类的仿真研究，仿真结果证明该方法能够比较准确的将车辆的类型进行识别；改进了基于背景自动更新的虚拟检测区域算法，提高了车辆检测的实时性和准确性；并对基于虚拟检测区域的图像处理算法实现进行了详细说明；论文中还介绍了基于灰度连续性的运动车辆特征提取算法进行车辆的特征提取以及采用彩色过滤器同灰度图处理相结合的定位方法进行车辆牌照定位的实现方法。

Our converter offers you some editing features and special effects, including gamma correction, lighting, threshold, colorize, soften and sharpen and edge effect.

图标转换器提供你一些编辑特征和特别的效果，包括微部的改正，点着，极限，使有色彩，变柔软和磨快和超过效果。

On the analysis of optimal entropy, we are aware that threshold selection can be viewed as a combinatorial optimization problem.

蚁群算法是一种新兴的仿生进化算法，已成功的应用于大批组合优化问题的处理。

I want to be a big fish in a small pond.

我要做一条在小池塘里的大鱼。

While the software functioned well, we did not feel the same about their customer support!

虽然该软件运行良好，我们没有同样的感觉他们的客户支持！