查询词典 at the threshold of

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。

Also known as dual-threshold comparison method, is a traditional method of voice activity detection.

也称为双门限比较法，是一种传统的语音端点检测方法。

In the first chapter, we research the dynamics of population which were in the polluted environment, we will: give the corresponding mathematical model;(2): obtain the explicit conditions for the threshold of the population by means of comparison theorem.

第一章是研究污染环境中种群的动力学行为，首先给出相应受污染系统的数学模型，然后研究系统中种群的持久生存和灭绝问题，在具体模型中，运用比较定理研究种群生存的阈值。

Keywords: distributed cryptography; provable security; composable security; threshold cryptography; secure multiparty computation

中文关键词：分布式密码；可证安全性；组合安全性；门限密码；安全多方计算

With the aid of noise reduction, color threshold segmentation and center point computation and so on, the landmarks in the panoramic image were recognized. By using triangulation method, the robots position was obtained, which was a good basis for the navigation and the collision of robot.

通过去除全景图像的噪声、分割颜色阈值、计算中心点等处理，识别出机器人周围景物的已知路标，采用三角定位法，计算出机器人的坐标，从而为机器人的导航、避碰等任务奠定良好的基础。

With the aid of noise reduction, color threshold segmentation and center point computation and so on, the landmarks in the panoramic image were recognized. By using triangulation method, the robot's position was obtained, which was a good basis for the navigation and the collision of robot.

通过去除全景图像的噪声、分割颜色阈值、计算中心点等处理，识别出机器人周围景物的已知路标，采用三角定位法，计算出机器人的坐标，从而为机器人的导航、避碰等任务奠定良好的基础。

In new algorithm, it is not necessary to calculate grey-level threshold for each X-ray image which is inevitable in Bentz el als method. So the new algorithm is more general, computational and error tolerance.

经对比发现，新算法能达到与Bentz等人的算法相同的分割精度，可以扩充，并且不需要确定各X-射线图像的灰度阈值，具有更强的通用性、可计算性和容错性。

This thesis is composed of two sections in which we discuss generalized spectral density test of conditional autoregressive heteroscedasticity for threshold autoregressive model.

本文分两节对门限自回归模型中自回归条件异方差的广义谱密度检验进行了讨论。

On defining the conditional threshold of discretized density evolution, a method for designing the time-invariant quantized decoder with finite levels, which can approach the optimal time-varying one and hence the continuous decoding, is proposed.

应用Shannon率失真理论以及密度进化理论，阐述了最佳量化译码的时变特性，建立了离散密度进化的条件阈值概念，提出了二元输入对称信道上逼近最佳时变量化译码、进而接近连续译码的时不变量化译码设计方法，推导了量化和积算法与最小和算法的等价条件，从误码率性能、错误平层和平均迭代次数等三个指标全面衡量量化译码性能； 5。

The use of the web to spread fears that flicking the switch on the LHC could create a Black Hole that could swallow up the Earth particularly concerned him, he said.

他说，使用互联网散布恐慌说启动LHC会生成一个可能吞噬地球的黑洞的做法让他感到忧虑。

Not a single word have I written down.

我一个字也没有写下来。