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- While most current BSS methods are based on fixed kernel functions, we propose BSS based on adaptive time frequency kernel function to improve the performance of resisting cross terms. 目前的盲源分离算法多是基于固定核的时频分布,而自适应核函数对交叉项的抑制能力要优于固定核的时频分布。
- New generation's electrothermal furnace will come out will raise the kitchenware domain the new storm, will have the cross time significance. 新一代的电热炉的问世将掀起厨具领域的新风暴,具有跨时代的意义。
- 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。
- Such the change of narrative time as the delay of narrative speed, the narrative analysis of cross time and the magic change of time all originated in Chinese Buddhist Scripture. 叙事时速的延缓、错时的叙述分层、时间的幻化这些叙事时间的变化也能从汉译佛典中找到渊源;
- 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。
- Regardless of the Shuman art song is in the song creation technique innovation in the classical artistic song inheritance and the development, all has the cross time significance. 舒曼艺术歌曲无论是在歌曲创造手法的创新上还是古典艺术歌曲的继承与发展上,都具有跨时代的意义。
- 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。
- 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;
- 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。
- The extreme thinness of Saturn's rings can be appreciated from frames taken near the crossing time. 极薄的土星环我们可以在探测器接近它并与之相交的时刻从影片中欣赏到。
- Cross the road one at a time don't bunch up. 一次一个地过马路--别都挤在一起。
- It is rash to cross the street without looking both ways. 不朝两边看看就穿马路是莽撞的。
- 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。