根据数字评分量表(NRS)评估200名晚期癌症患者的疼痛程度。
Evaluate pain degrees of 200 late staged cancer patients against the Numerical Rating Scale (NRS).
针对这两方面的问题,提出了一种用全零点数字滤波器滤除周期性分量的滤波算法。
Aiming at these problems, this paper presents an efficient algorithm which use all zero digital filter for filtering the periodic component.
直接使用FFT由数字地震记录来恢复地面位移可能产生包括虚假的长周期分量在内的不正确结果。
It is possible to yield incorrect results including false long period components, during the restitution of the ground displacement from digital seismograms directly using FFT.
通过数字模拟实验与齿轮箱故障信号检测,验证了新的双线性时间-频率分布对复杂信号中瞬时分量的探测效果。
By digital simulation and detection of gearbox fault signal the detection effect of the novel bilinear time-frequency transform is validated for the transient components in complex signal.
该方法用数字差分滤波对采样信号进行处理,提高了信号中的定时分量,从而加快了算法的收敛速度。
In this algorithm, the digital differential filtering (DDF) is used to process the sampled signals, the timing component of signal is improved, and therefore the convergence speed is quickened.
目的了解数字视频信号的分量记录格式基础———DV记录格式及其帧内压缩原理。
Aim To find out the base of component track record format of the digital video signal, the DV-record format and the compressed principle in a single frame.
尽管采用数字混频和低通滤波器组可以对各发射分量进行分离,但运算量太大,难以实时实现。
Such a problem can be solved by adopting digital mixers and low-pass, but the amount of operation in this way is too large for real-time realization.
将复合视频、YC分量等模拟视频信号进行AD转换以获取图像的数字信号,同时提取其中的同步和时钟信号。
The composite video, YC component analog video signals such as AD conversion to obtain digital image signals, to extract the synchronization and clock signals. (2) Embedded Systems PCB drawing.
通过对逆变器基准正弦波直流分量的高精度数字调节,相应调节逆变器输出电压直流分量以抑制直流环流。
By digital adjustment with high precision on the DC bias of reference sine wave, the DC bias contained in inverter output voltage can be adjusted to restrain DC circulating current.
大部分消耗型数字相机都采用单片CCD或CMOS图像传感器,并通过一个彩色滤波阵列来实现,因此在每个像素上只能采集红、绿或蓝一种颜色分量。
Most commercial digital cameras use a single CCD or CMOS sensor having a color filter array on its surface to get red , green, or blue samples.
提出了一种基于数字信号处理器的基波相位和频率校正检测方法,可用于电力系统中电压或电流基波分量同步信号的获取。
A novel fundamental frequency and initial phase detection method based on DSP is proposed, which can be used to get synchronous fundamental frequency voltage or current signals of power system.
文中讨论了零序电流暂态分量的大小和提取方法,对数字仿真和混合仿真试验数据进行分析,结果表明零序电流暂态分量用于单相接地故障识别是可行性的。
We choose the transient zero current prior to others, for it is bigger than others mostly. This paper discusses the size of transient zero current and the method of analyzing it.
文中讨论了零序电流暂态分量的大小和提取方法,对数字仿真和混合仿真试验数据进行分析,结果表明零序电流暂态分量用于单相接地故障识别是可行性的。
We choose the transient zero current prior to others, for it is bigger than others mostly. This paper discusses the size of transient zero current and the method of analyzing it.
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