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- It is possible that the computer is of low grade, and the time frequency is too low, please change for a new computer. 有可能是主机档次太低,时钟频率过低,请更换主机。
- This paper proposes a new method based on time frequency analysis to detect spikes automatically. 本研究提出了一种基于时频分析的癫痫脑电棘波检测方法。
- In system with virtual time sharing, a paging technique that writes the active pages of a job to external page storage and reads pages of another job from external page storage into real storage. 在采用虚拟分时的系统中,把作业的现用页面写到外部页面存储器中,并把另一作业页面从外部页面存储器读入实存的一种调页技术。
- Secondly, to the nonstationarity of diesel engine noise, this paper focuses on the extraction of time frequency feature using wavelet scalogram. 其次针对噪声信号的非平稳性,研究基于小波尺度谱噪声分量的时频特征分析。
- M. Akay, "Time Frequency and Wavelets in Biomedical Signal Processing," Endorsed by IEEE Engineering in Medicine and Biology Society, pp.211-420, 1998. 翁国正,“应用小波系数临界法于消除助听器背景噪音之技术”,国立成功大学电机工程学系硕士论文,民国九十二年。
- Taking Time Frequency Distribution (TFD) of the radar signal as an image, the method uses image processing algorithm for extracting its singular value. 该方法把雷达信号的时频分布作为一幅图像进行处理,利用图像处理算法提取其奇异值特征。
- As planetary healers, we must become aware of the galactic time frequency and learn how to use the natural harmonics of time to our advantage. 身为行星的治疗者,我们必须意识星际时间频率,学习如何使用自然和谐的时间,成为我们的优势。
- It shows that since 1999 the seismic activity mainly belongs to the tectonic event based on a seismic spectral and time frequency analysis. 火山地震的频谱分析和时频分析结果表明,自1999年以来发生的火山地震主要为构造型火山地震。
- The time frequency analysis remedies the defect that short Fourier translation (SFT) has the same time resolution and frequency resolution to different frequency ranges. 该方法克服了SFT(短时Fourier变换)分析对高、低频段具有相同的时间分辨率和频率分辨率的缺点,弥补了小波变换只能粗糙地模拟基底膜带通滤波器特性的不足。
- Virtual Communities and Virtual Time Tunnel 虚拟社区与虚拟时空隧道
- Using computer simulation, the results show that fluctuating wind synthesis with time frequency nonstationarity can reflect normal characteristic of fluctuating wind. 通过计算机仿真分析,结果表明小波重构合成的脉动风具有良好的时频非平稳性,能够反映脉动风特性;
- virtual time reversal mirror (VTRM) 虚拟时间反转镜
- Combined with the basic principle and method of the radar multitarget resolving,the application of time frequency analysis is discussed for nonrigid multitarget resolving. 从雷达多目标分辨的基本原理和方法出发,探讨了时频分析在雷达非刚性多目标分辨中的应用问题。
- Exploiting focus peculiarity of wavelet with excellent time frequency zoom character, this paper proposes a new method for identifying the fault line when there occurs a single phase to ground fault in a distribution system. 应用小波变换在时频特性上的良好聚焦性能,提出一种用于小电流接地系统中的接地故障实时选线的新方法。
- Fruit juices ferment if they are kept a long time. 果汁若是放置很久,就会发酵。
- Time is sometimes called the fourth dimension. 时间有时被称为第四度空间。
- I think the work can be completed ahead of time. 我认为这项工作能提前完成。
- He will come on time even though it rains. 即使下雨,他还是会准时来的。
- Reading occupies most of my free time. 阅读占去了我大部分的闲暇时间。
- Heisenberg Uncertainty Principle in time frequency analysis plays a very important role in signal analysis, which shows the close relationship between time and frequency in Time frequency analysis . 时频分析中的Heisenberg不确定原理在信号分析中具有重要作用和地位 ;它表明了在时频分析中时间与频率之间密不可分的关系 .