增温速率估计,estimation of warming rate
1)estimation of warming rate增温速率估计
2)rate estimates速率估计
英文短句/例句
1.Simulation and Analysis on Symbol Rate Estimation for Digital Modulated Signals Based on HWT基于HWT的码元速率估计仿真分析
2.Fast distortion and rate estimation algorithm for H.264 video codingH.264视频编码中的快速失真与速率估计算法
3.Blow-up Rate Estimates for the Solutions of a Semilinear Parabolic System一类半线性抛物型方程组解的爆破速率估计
4.Code Rate Estimation Based on Wavelet Analysis一种基于小波分析的码元速率估计方法
5.Symbol Rate Estimation Algorithm for MPSK Signal Based on Wavelet Transform基于小波变换的MPSK信号符号速率估计算法
6.Method for Symbol Rate Estimation of Single-Channel Time-Frequency Overlapped Two-Signal单信道时频重叠双信号的码速率估计方法
7.Symbol rate estimation of MPSK based on many wavelets基于多种小波基的MPSK信号符号速率估计
8.Blow-up estimates for semilinear parabolic systems with exponent reaction terms具指数型反应项的半线性抛物型方程组解的爆破速率估计
9.Fast algorithm for joint estimation of DTO and DFO一种时差/频率差快速联合估计方法
10.A New Velocity Estimating Method Based on a Stepped Frequency Signal一种新的频率步进信号速度估计方法
11.A CABAC Accelerating Algorithm Base on Probability Estimation Update基于概率估计更新的CABAC加速算法
12.Rate Change Estimation Based Three Colour Marker in Differentiated Service;区分服务中基于速率变化估计的三色标记器
13.Modeling and estimation of a class of multi-rate sensor dynamic systems一类多速率传感器动态系统的建模与估计
14.Improved algorithm for fast frequency estimation with short sequences at low SNR改进的低信噪比短序列快速频率估计算法
15.HRR Profile Stitching and Velocity Estimation of Step Frequency Radar频率步进雷达距离像抽取与速度估计的实现
16.Research on Symbol Rate Blind Estimation Algorithms in Communication Countermeasures通信对抗中码元速率的盲估计算法研究
17.Study on Multirate Sensor Based State Fusion Estimation and Multiresolution Image Fusion Algorithms;多速率传感器状态融合估计及多分辨率图像融合算法研究
18.Analysis and evaluation have been made concerning the efficience and speed of the calculating program for variable order and variable step length.并对变阶变步长计算程序的效率、速度进行了一些分析、估计。
相关短句/例句
rate estimates速率估计
3)estimated growth rate估计增长率
4)rate estimate速率的估计
5)symbol rate estimation码元速率估计
6)symbol rate estimation符号速率估计
1.A novel blindsymbol rate estimation algorithm for Continuous-phase Frequency-shift keying (CPFSK) signals was proposed by combining discrete wavelet transform (DWT) and continuous wavelet transform (CWT).对离散小波变换后的细节信号进行连续小波变换,能够有效地减小噪声的影响,从而实现低信噪比下的符号速率估计。
2.Under high SNR and low SNR environments,six different kinds of wavelet bases are used to simulate and the differentsymbol rate estimation precisions of 2/4/8 PSK signals are acquired,which provide us with a reference about how to choose wavelet base to estimate symbol rate.同时,分析了QPSK信号直接做自相关处理与小波变换之后再进行自相关处理的差异,提出基于有偏估计的小波系数相关法来提取符号速率,通过对6种不同小波基在大信噪比(SNR=10dB)与小信噪比(SNR=0dB)情况进行仿真,得到对2/4/8PSK信号的符号速率估计精度,这为在不同情况下选择最优小波基进行符号速率估计提供了参考。
延伸阅读
Bayes估计量Bayes估计量Bayesian estimatorBayes估计量【Bayesi助始廿ma.件;D自狱.。眨..界..]用BayeS方法(Bayesian aPProach)由观察值对一未知参数所作的估计.统计问题使用这样的方法时，一般都假定未知参数所0 gR“是一具有给定先验分布7r=武do)的随机变量，决策空间D与集合0重合.且损失L(0，d)表示变量0与估计d的偏离.因此，函数L勿，d)通常假定为有形式L勿，d)=a(e)又(口一d)，其中又是误差向量0一d的某个非负函数，若k二1，则常取又勿一d)={0一d}“(“>0).最有用且在数学上最方便的是平方损失函数L(口，d)=}‘一d1’.对这一损失函数，Bayes估计量(Ba卿决策函教(Bavesian dedsion function))占’二亡厂(x)定义为使最小总损失 !;‘p‘二·“，一，‘薯必，“一”‘·’2’〕口‘么，叮‘““，达到的函数，或与之等价，了是使最小条件损失，母‘E{[口一占(x)]2+“)达到的函数，由此推出，在平方损失函数的场合，B竹es估计量与后验均值占‘(x)=E勿{x)相等，而Bayesj双险(Bayes risk)为 。‘二，占‘)二E!D矿夕}x)]‘此处O(0}劝是后验分布的方差:o(口{x)二任{{口一E(0{x)12!，、}. 例设二=(x，，，二，戈)，这里x，，，二，x。为具正态分布N勿，。’)的独立同分布变量，护己知，而未知参数0有正态分布N扭，铲).因为当x给定时口的后验分布为正态N(拜。，T:一、其中 n又。2一十“下一2灿。二一—，，。一二n口‘一奋了一_n口一汁~下且万=(x，十一+凡)/。，可知在平方损失函数{分一引’之下，Bayes估计量为占’(x)=线，而Bayes风险则为《二犷六伽铲十护).AH川畔即撰[补注]
