Wavelet transform involves the two-variate function of frequency and time, which makes it convenient to simultaneously compensate for attenuation of seismic energy in frequency and time domains.
小波变换作为频率和时间的二元函数,使之可以很方便地在频率和时间域中同时进行地震波能量的吸收衰减补偿。
Wave attenuation properties of rectangular pontoon breakwater were analyzed with eigen - function expansion.
利用特征函数法对矩形浮箱式防浪堤的消浪性能进行分析。
Variations of geology and astronomy have constantly parameter variable auto-correlation function of vibration attenuation type.
地质和天文变量中常常存在参数可变的振荡衰减型自相关函数。
An exponential attenuation model of main peak about white noise's ambiguity function is analyzed, and the numerical formula of the model is deduced.
分析适用于模糊区与近似清晰区的白噪声模糊函数中心主峰附近的指数衰减模型,推导了模型参数的数值计算公式。
A function of the diffusion coefficient and attenuation coefficient was derived from the measured diffuse reflectance.
又从测得的漫反射率推得漫射系数和衰减系数的函数。
Assuming a trilinear geometrical spreading model, we obtained the attenuation function in Guangdong region.
采用三段几何衰减模型拟合,得到了广东地区的几何衰减函数。
The superposition coefficient obeys the attenuation function through time t.
叠加系数服从经时衰减函数。
Some problems of attenuation of the ground vibration are analysed by means of the exact solution and the method of influence function of circle center displacement.
利用此精确解及圆心位移影响函数法分析了地面波动衰减的某些问题。
The attenuation function of the isolation trench to the shock vibration is more effective with increase in the intensity of the blast loading.
隔振沟对振动加速度的衰减作用随载荷强度的增加而增强。
B solution, the function of wave attenuation, wave frequency and plasma density is deduced.
解,推导出电磁波能量衰减与电磁波频率和等离子体密度的关系式。
There is a heavy attenuation property and there exist sensitive relationships of increase function between attenuation constant and frequency, porosity, osmotic coefficient;
具有强衰减性,衰减系数与频率、孔隙度和渗透系数间存在敏感的增函数关系;
Results show that the mezzanine foam has a very good blast-wave attenuation function, and this attenuation function increases with the input pressure force increase.
结果表明:泡沫夹层对爆炸冲击波具有很好的衰减作用,且这种衰减作用随输入压力的增大而增大。
The transmission zeros(TZ) of Quasi-elliptic function filter could be placed in any position, so the attenuation out of band is controllable, then a high selection performance could get.
准椭圆函数滤波器的传输零点,可以位于阻带内的任意位置处,这能更加灵活地对滤波器的带外抑制度进行调节,其矩形系数可以做得很高。
Then the color and contrast attenuation models are presented to replace the color term and the contrast term in energy function which will reduce the infection due to illumination.
其次,算法提出颜色衰减模型和对比度衰减模型,改进能量公式中的颜色分量和对比度分量,消除光照变化对于减除结果的影响。
By introducing weights transaction losses attenuation coefficient and the weights transactions loss function, Algorithm makes a better scalability and adaptability.
通功引入权值交难害得亡加解数和权值交难害得函数,使得算法无较好的扩铺性和逆当性。
Attenuation factor of on index function fitting, both poor value error square is 0.000127, indicating that this index function can describe the sun battery array attenuation factor came away.
对衰减因子停止指数函数拟合,两者差值的误差平方和为0.000127,说明此指数函数可以描绘太阳电池阵衰减因子衰降状况。
The family structure in modern society evolves in a tendency of nucleation, which causes the transformation of family functions, but this doesn't mean attenuation of the function of family security.
现代社会的家庭组织呈现出核心化的发展趋势。家庭组织的演变也促使家庭功能转变,但家庭功能的转变并不表示家庭保障功能的削弱。
The transferab1e probability density function of the impact attenuation vibration system is deduced.
得到了振动系统的转移概率密度函数。
The transferab1e probability density function of the impact attenuation vibration system is deduced.
得到了振动系统的转移概率密度函数。
应用推荐