1)mutation probability变异率
1.Genetic algorithm with mutation probability and population size adaptation;变异率和种群数目自适应的遗传算法
2.The self-adaptive genetic algorithm,its main thought is to let control parameter(population,crossover probability and mutation probability) adjusted adaptively within the proper range find the best parameter of the corresponding problem,thus received optimum which has stronger adaptability.亚级遗传算法(自适应遗传算法)的主要思想是根据具体优化问题的不同,在适宜的范围内,自动调整遗传算法的控制参数(群体规模、杂交率、变异率),以找到优化相应问题的最佳参数值,进而得到适应性较强的最优解。
3.This paper presents a method for optimal design of an improved adaptive Genetic Algorithm making the crossover probability and mutation probability adjust adaptively and.标准遗传算法采用固定的交叉率和变异率,对于求解一般的全局最优问题具有较好的鲁棒性,而对于解决较复杂的优化问题则存在早熟及稳定性差的缺点。
英文短句/例句
1.The Research on the HRV of Cerebral Infarction Patient with Insomnia;伴有失眠脑梗塞患者的心率变异率（HRV）的研究
2.Association Analysis of Variability in Blood Pressure and Heart Rate;血压变异性和心率变异性的关联分析
3.Diversity of HRV and BPV under different conditions不同状态下心率、血压变异性的变化
4.Changes of Heart Rate Turbulence and Heart Rate Variability in Patients with Coronary Heart Disease;冠心病患者窦性心率震荡及心率变异性的变化
5.The Study on HRV Sampling and Power Spectrum Analyzing;心率变异信号采集及其功率谱分析的研究
6.Effect of Temperature on Heart Rate or Heart Rate Variability of Vitro Heart in the Toads;温度对蟾蜍离体心脏心率及心率变异性的影响
7.Effects of Atropine on the Heart Rate and the Complexity Measure of Heart Rate Variability阿托品对心率及心率变异性复杂度的影响
8.Relationship between HRV,HRT and Delayed PCI in Patients with Acute Myocardial Infarction急性心梗延迟PCI心率震荡与心率变异性研究
9.Identification of Radix Moghaniae by Dual-index of Common and Variant Peak Ratio Sequence Analysis Method共有峰率和变异峰率双指标序列法鉴别千斤拔
10.A third type of angina, called variant angina, occurs rarely.第三种心绞痛：变异性心绞痛发病率低。
11.Dykstra-Persons permeability variation factor戴克斯特拉-帕森斯渗透率变异系数
12.Analysis of normal value of heart rate variability time domain measures in healthy human健康人心率变异时域法正常值分析
13.According to the distinguished result, the algorithm adaptively sets the mutation rate.根据辨识结果，自适应地设置变异概率。
14.The CV of Water absorption was the smallest, 4.1%.吸水率的变异系数最小为4.1%。
15.CV was 1.2-2.9%. The average percentage of recovery was 100.0±2.6%.变异系数是1.2～2.9%,平均回收率为100.0±2.6%.
16.The percent recoveries and cv of theseamino acids were 100.61%,0.2986%;回收率及变异系数分别为100.61%,0.2986%;
17.The mean recovery rate was 103% and the CV was 4.3%.平均回收率为103％,变异系数为4.3％。
18.The method is easy in operation and accurate in outcome with a recovery ratio of 93.9% and a variation coefficient of 1.4%.方法简便、准确. 回收率93.9%,变异系数1.4%.
相关短句/例句
mutation rate变异率
1.The recommended range of crossover rate and mutation rate is given in simple genetic algorithm, and the two rates for selection is not correlative.基本遗传算法给出了选取交叉率与变异率的推荐范围 ,两种概率的选取是相互独立的 。
2.Based on self-adaptive mutation of evolutionary strategy,it introduces the mutation rate which makes the algorithm pay its attention to global searching in the initial stage and local-tuning in the later stage,quickly get convergence to the true Pareto set.在自适应变异步长进化策略的基础上,引入变异率的概念,使得该算法在进化前能进行全局搜索,而在进化后期进行局部调节,使得算法能够快速的收敛到真正的Pareto最优集。
3.By considing the solution of the state equation,the paper discusses the connection between the mutation rate and the convergence property of the simple genetic algorithms(SGAs).本文主要目的在于通过对状态方程解的研究,讨论简单遗传算法中变异率的取值对算法收敛性态的影响,所得结果蕴含着“当变异算子的作用率很小时,算法收敛于早熟集的概率几近于1”的结论。
3)ratio of variation变异率
1.In this paper,we had researched on fluctuation circle of aquatic products price between 1978 and 2000 via ratio of variation and harmonic wave.以水产品年度零售价格为研究对象,分别采用变异率指标与谐波分析法从定性和定量角度出发对1978～2000年间其波动的周期性进行了研究。
2.The fluctuation circle of aquatic products price between 1978 and 2000 via ratio of variation and harmonic wave was researched.采用变异率指标与谐波分析法研究了1978-2000年水产品年度收购价格波动的周期性。
4)heart rate variability心率变异
1.Relationship of day-night rhythm of blood pressure with heart rate variability and carotid artery elasticity in elderly patients with hypertension;老年高血压患者血压昼夜节律变化与心率变异及颈动脉弹性功能的相关性
2.Effects of trimetazidine on myocardial ischemia and heart rate variability in patients with non ST-elevation acute coronary syndrome;曲美他嗪对非ST段抬高急性冠脉综合征患者心肌缺血和心率变异的影响
3.Relationship between heart rate variability and carotid vascular disease in patients with type 2 diabetes mellitus;老年2型糖尿病患者心率变异与颈动脉病变关系的研究
5)HRV心率变异
1.The development of the portable monitor for HRV;便携式心率变异监测仪的研制
2.Clinical Application of HRV Analysis With Exponential Distribution;指数分布在心率变异临床分析中的应用
3.Methods 102 obese volunteers and 49 normal controls were studied with 24 hour dynamic electrocardiography (PI)and HRV analysis was performed.方法采用美国PI(Preideal Instruments)公司生产的十二导联动态心电记录仪,对102例单纯性肥胖者和49例正常体重健康志愿者,记录24h心电信号,进行白天和夜间心率变异分析。
6)heart rate variation心率变异
1.The heart rate variation index of the diabetes group was signi.目的研究2型糖尿病患者血清可溶性血管细胞黏附分子-1与心率变异性的关系。
2.A new method of heart rate variation signal analysis based on Hilbert-Huang transformation (HHT) is proposed.提出一种基于Hilbert-Huang变换(HHT)的心率变异信号分析的新方法。
延伸阅读
电导率(见电阻率)电导率(见电阻率)conductivity d!日nd日O}已电导率(eonduetivity)见电阻率。
