| 1. | the actual wave is formed by wave packets or groups confined between the amplitude curves .
实际的波就是由限制在振幅曲线中的一些波包或波群组成的。 |
| 2. | Group delay meter
波群延迟计 |
| 3. | Group velocity ( simulation output image created using matlab ? software . ) ( provided by prof . chiang c . mei
波群速度（使用matlab ?软体产生的模拟输出影像） 。 |
| 4. | < uk > the actual wave is formed by wave packets or groups confined between the amplitude curves . < / uk >
< uk >实际的波就是由限制在振幅曲线中的一些波包或波群组成的。 < / uk > |
| 5. | Cells in the central nerous system tend to communicate with each other ia a wae of electrical signals that trael along neurons
中枢神经系统的细胞通过在神经元上传播的电信号波群来进行彼此的沟通。 |
| 6. | Secondly , wavelet transform is applied to compute the arrival time of the lamb wave group velocity experiments results demonstrate that wavelet transform can improve the precision of damage localization
其次，本文采用小波分析方法提取lamb波群速度的到达时间，获得了比阈值法及互相关方法更高的精度。 |
| 7. | When we get the ecg signals , impulsive noises and baseline drift will been intermingled . it will influence the ecg waves separation . we get good results when the ecg signals are filtered by the morphological filters
由于心电信号的记录过程中常会引入脉冲噪声和基线漂移，这对于心电信号的判断和进一步的qrs复波群分离带来很大的影响。 |
| 8. | Since the flexural waves in the plate would produce scattered waves when they propagated through the flaw of a plate , the measured signals of a strain gauge contented the direct waves propagated from the impact source and the scattered waves propagated from the flaw
藉由小波转换进行讯号的时频分析，进而求得弯曲波由冲击点至各应变规的波程时间，并计算出弯曲波在各频率中的波群速度。 |
| 9. | For multi - granularity application , both a lambda - group model used in traffic grooming and a new intelligent switching fabric based on the new model were presented . the optical switching fabric presented a distinctive approach of dividing granularities into specific tunnels for effective optical treatment . in addition , two key dynamic algorithm modules of configuration for granularity separation in the control layer were discussed . simulation results show that the method of particular channel partition can greatly improve the average channel quality and the blocking performance along every optical path for dynamic connection requests
针对多粒度应用,开发了一种用于流量疏导的波群模型,并引入一种基于此模型的新型智能交换结构.该光交换结构提供了独特的区分粒度到相应隧道进行有效处理的方法.此外,还讨论了控制层粒度分离时采用的两个关键的动态算法模块.仿真结果显示这种特殊的通道分离方法有效提高了处理动态连接请求时每个光路径的平均信号通道质量和阻塞性能 |
