1) temporal difference
时间差分
1.
According to advantage and disadvantage of background subtraction method and temporal difference method,a mixed method based on background subtraction and temporal difference is proposed in this paper.
本文针对背景差分法和时间差分法的优缺点,并考虑到实时应用,采用了一种基于连续三帧时间差分和背景差分相结合的混合运动目标检测算法,并根据检测结果,利用Surendra算法更新背景。
2) Time Difference
时间差分
1.
Face Detection Based on Time Difference in Complex Background;
复杂背景下基于时间差分的人脸检测算法
2.
Pseudorange Positioning and Application of Single GPS Receiver with Single Frequency Based on Time Difference;
基于时间差分的单机单频伪距定位及应用
3.
In order to get rid of the problem to identify the GPS clock error state model in GPS/INS deep integrated system,a new projection method of clock error based on time difference is put forward.
针对GPS/INS深组合中接收机时钟误差模型无法精确确定的问题,提出了一种基于时间差分的钟差推算新方法,利用相邻时刻观测量公共误差基本相同的特点,来实时推算接收机的钟差,仿真表明该方法具有较高的推算精度,并且能够消除接收机钟跳特性带来的预测困难。
3) temporal differencing
时间差分
1.
Those regions of interest are quickly segmented first and then a modified temporal differencing method is applied to detecting the moving objects.
该方法先在静态图像中分割出感兴趣区域,继而仅在感兴趣区域中应用变形的时间差分法来检测运动目标。
4) difference in time domain
时间域差分
5) Temporal Difference method
时间差分法
1.
The errors produced by the twelve-variable linear regression model,the most accurate one,are fitted and predicted in a multistep way by the Elman neural network model which is based on the temporal difference method.
使用融合时间差分法的Elman神经网络,对线性回归模型中精度最高的12元模型的预测误差进行拟合和多步预测。
6) finite difference time domain
时间域有限差分
1.
A finite difference time domain (FDTD) algorithm is developed to solve Maxwell’s equation in a dispersive medium, in which the dielectric constant varies with frequency and Debye relationship is satisfied.
开发出一种计算介电常数随频率变化满足Debye关系的频散介质中麦克斯韦方程的时间域有限差分(FDTD)解法,并编写了相应的计算原代码。
2.
Maxwell’s equations can be discretized by finite difference time domain(FDTD) to simulate ground penetrating radar(GPR).
利用时间域有限差分(FDTD)法将麦克斯韦方程进行离散化,可以对地质雷达进行数值模拟。
补充资料：肺泡-动脉血氧分压差
肺泡-动脉血氧分压差
053kPa
指肺泡气氧分压和动脉血氧分压间的差值，是判断肺换气功能的一个主要指标。正常成人动脉血PO2约12.93kPa，而平均肺泡PO2约13.46kPa，因此肺泡和动脉血间氧分压存在轻微差别(0.53kPa)。在无效腔增加的情况下，其氧分压差将增大。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条