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- Spiolsoma extreman. 强斑雪灯蛾
- Economists are usually interested in global extrema. 经济学家经常碰到的是求整体极值。
- To locate an extremum we look for these points. 为了确定极值,我们需要找这些点。
- We shall subsequently obtain some interesting results on global extrema. 我们将不断地得出关于整体极值的某些有用的结果。
- In general, small targets always are the extremum pixels in image local area. 弱小目标一般是图像局部区域的极值点。
- Multiscale edges of a signal can be detected by using extrema or zero-crosings of dyadic wavelet transform. 本文通过二进小波变换极值或零交叉点可获取信号的多尺度边缘,由此得到信号的绝大部分信息。
- The interarrival times of adjacent signed local extrema are used to obtain an estimate of the mobile speed. 用相邻被标记的本地极大的中间到达次数来获得移动速度的估计值。
- Abstract: Multiscale edges of a signal can be detected by using extrema or zero-crosings of dyadic wavelet transform. 摘 要: 本文通过二进小波变换极值或零交叉点可获取信号的多尺度边缘,由此得到信号的绝大部分信息。
- Specifically, slope extrema at coarse scales can be traced back to corresponding features at fine scales. 具体来说,斜坡极值在粗尺度可以追溯到相应的功能,优良的比额表。
- The PBC conquers the deficiencies of BC which converges too slowly and falls into local extrema easily. 该算法克服了细菌趋药性算法收敛较慢、易陷入局部最优的不足,利用菌群之间的交互信息来修正其觅食过程。
- The stage 1 extracts extrema from wavelet coefficients of images after wavelet decomposition to locate face. 阶段一由分解后的小波系数取极值藉以框出初步的人脸。
- Find the critical number, point of inflection, relative extrema, increasing or decreasing interval, concave upward or downward interval of the function. 找出此函数的端点,反曲点,相对极值,递增或递减区间,凹向上或凹向下的区间。
- Find the critical number,point of inflection, relative extrema, increasing or decreasing interval, concave upward or downward interval of the function. 找出此函数的端点,反曲点,相对极值,递增或递减区间,凹向上或凹向下的区间。
- It is easy to fall into local extrema, and slow to converge.To cope with the problems, particle swarm optimization is developed. 粒子群算法只考虑目标函数,对初始模型的依赖程度不高,可以随机地在全局域内进行搜索。
- Abstract In order to improve the quality of forecasting summer heavy thunderstorm,5 forecast factors were picked with the extrema elimination method. 摘要 为了提高对武汉天河机场夏季强雷雨天气预报准确率,利用极值剔除法选取了5个预报因子;
- The improved EMD method uses higher order extrema and then the optimal envelope mean can be obtained with an inverse EMD scheme. 该方法采用高阶极值点信息,通过逆向EMD筛选结果拟合最优包络均值。
- The planimetric position of the piles which endure the extremum axial force is different. 受开挖区域的影响,承受轴力最大值、最小值桩体的平面位置是变化的。
- Dynamic Shear Stress can be transformed equivalently to damage value in two methods, the first is according to its peak value, and the second is according to its extrema. 等效地把动剪应力转化为损伤值有两种方法,一是根据其峰值,二是根据其极值。
- A novel method for the radar full pulse data analysis, called the extremum sequence analysis method, is put forward. 摘要针对脉冲雷达提出了一种新的雷达信号全脉冲数据分析算法?极值序列分析法。
- The general entropy of(k,s)order is introduced and its extremum and mono tony are also demonstrated. 本文引进(k,s)阶广义熵,q阶Shannon熵及q阶Renvi熵。