峰值

The main works and innovative points are as follows:Two improved GAs for multimodal optimization were proposed.

取得的成果和创新点如下：提出了两种改进多峰值搜索能力的遗传算法。

Based on the analysis of immune theory and Hopfield neural network, a new algorithm for multimodal function optimization was proposed.

分析了免疫算法和Hopfild神经网络的优缺点，提出了一种解决多峰值函数优化问题的混合算法。

Peaking in the frequency spectrum due to repetition of signals by multiple reflection is not confined to water layers.

多次反射波引起的信号重复在频谱中造成的峰值增多，并不仅仅局限于水层。

The superconducting solenoid magnet is one of the key equipment in the muon ionization cooling experiment.

超导耦合螺线管磁体为μ介子离子化冷却实验装置中的关键设备，其线圈内径1 500 mm，长度285 mm，采用截面1.65 mm×1.00 mm的NbTi复合超导线，励磁到210 A时，峰值磁场可达7.4 T。

Spring and neap tide will occur twice per month in Yangtze estuary.

长江口附近潮汐为半月潮，每月有两次涨落潮，鳗苗溯河量与潮汐周期呈现一定的节律性，每月有两次鳗苗峰值。

Remote sensing in ultraviolet and vacuum ultraviolet can help us recognize many spatial phenomenon, such as dayside and nightside airglow,aurora.

在自然界中有许多现象都反映在紫外-真空紫外波段，如太阳的紫外光谱反映着太阳的物理构成及其变化规律，地球的大气气辉和极光等也是太阳辐射和地球大气相互作用的表现，宇宙中的许多恒星，其温度都很高，辐射峰值多在紫外-真空紫外谱区。

The simulation results indicate that comparing with the classical Wiener filter, this method performs better in visual effect, mean square error and peak noise-signal ratio, and is an effective method for image restoration.

仿真实验表明，从视觉效果、均方误差和峰值信噪比等方面进行比较，其恢复效果比经典的维纳滤波法好，是一种有效的方法。

The influence of the signal power, the signal ER, the probe power, the probe wavelength and the drive current of the SOA on λ pk,s and the improvement of the ER is studied in detail by using the multisection model, and considering the nonsymmetry of the gain profile and the shift of the gain peak wavelength along with the carrier density.

采用分段模型，考虑了SOA中增益谱的不对称性以及增益峰值波长随载流子密度的漂移，深入研究了信号光功率，ER，参考光功率，波长以及SOA注入电流对选择信号光波长λpk，s以及消光比改善量的影响。

Through the cooperation between the fast peak detector and the delay unit,the receiver is realized with lower BER, bettter receiver sensitivity and receiver dynamic range. The output NOR gate can cancell the unwanted peak in dead spaces between packet signals.

采用前馈式结构，通过快速峰值检波电路和延时单元的协同工作，使该光突发模式接收机具有：更低的误码率、较高的接收灵敏度、又有大的光接收动态范围；在输出端采用特殊的或非门技术，消除了干扰。

It is further investigated that a broadband and flat supercontinuum without residual pump was generated from such a high nonlinear fiber pumped at the normal dispersion region.

进一步研究表明，适当的峰值功率超短啁啾脉冲在高非线性光纤传输时，得到没有泵浦成份残余的超宽且平坦超连续谱。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。