To improve the performance and lower the storage requirements of this routine, the estimation can be based on a subset of the data using extremely fast sampling on the page level.
为了改进性能并降低例程的存储要求,估算可使用页面级的极快速取样基于数据的一个子集。
In this paper, proposed is the informax fast algorithm of ICA using information maximum likelihood estimation with the Newton iterate algorithm.
本文基于信息极大似然估计,采用牛顿迭代算法,建立了ICA的一种信息极大快速算法。
The three-step search method is a commonly used fast motion estimation algorithm, but its initial step length is too big, thus the estimation effect of slow motion sequence is not so satisfactory.
三步搜索法是一种常用的快速运动估计算法,但由于它的初始步长太大而导致对缓慢运动序列的估计效果不能令人满意。
On the basis of the features of the Fast Fourier Transform (FFT) and digitally modulated signals, this paper proposes a blind channel estimation algorithm.
根据快速傅里叶变换(FFT)和数字信号调制解调的特点,给出了一种盲信道质量估计算法。
A fast block matching motion estimation algorithm for low bit rate video coding is proposed.
提出一个用于低比特率视频编码的快速块匹配运动估计算法。
A high precision and high performance servo-drive system needs a rotating speed estimation algorithm which has high accuracy, fast response and high resolution in a wide range.
高精度高性能的伺服驱动系统需要在宽范围内有精度高、响应快及分辩率高的转速估计算法。
In order to enhance motion estimation efficiency, this paper presents a new fast search algorithm.
为了进一步提高运动估计的效率,本文提出了一种新的快速搜索算法。
The ILS algorithm had the strength of accurate estimation of FPN, fast convergence rate and low computational complexity.
ILS算法具有噪音参量估计准确度高、收敛速度快和计算复杂度低等优点。
A new fast decoupled state estimation method is presented for distribution systems.
本文提出了一种新的快速解耦配电网状态估计算法。
In this paper, a fast approach for box dimension estimation based on a dual pyramid data structure is developed.
在实数域分形盒维数计算方法的基础上,提出了双金字塔数据形式的盒维数快速计算方法。
This paper analyzes the parallel estimation method of the fast fading channel in the present of impulse noise.
该文分析了在存在噪声干扰的情况下,进行估计快衰信道的方法。
DFT method can be fast implemented on DSP platform by the use of FFT algorithm, while the method of cyclic correlation has better noise immunity performance and high estimation accuracy.
离散傅立叶变换方法能够在DSP平台上通过FFT快速实现,而循环相关方法则具有很高的频率估计精度和很好的抗噪性能。
Aiming at the serial processing question existing in some typical search algorithms, this paper presents a fast motion estimation algorithm based on parallel processing principle.
该文针对传统搜索算法串行处理的缺点,提出了一种基于并行处理的快速运动估计算法。
Combined the fast subspace decomposition method with the wideband incoherent signal subspace method, a fast wideband incoherent signal subspace DOA estimation method is proposed.
将快速子空间分解与宽带非相干信号子空间方法相结合,得到了宽带到达角估计快速方法。
A rolling multiple model weighted average estimation algorithm is presented for tracking the fast time varying model parameters.
为了跟踪快时变参数,提出了一种滚动多模型加权平均参数估计算法。
Especially the latest fast estimation method, then expands it on this base, ratiocinates the recursive algorithm based on extreme order statistics, realizing the dynamic estimation of parameters.
特别是最新的快速估计方法,并在其基础上进行了扩展,推导出基于极端顺序统计量的递推算法,实现了参数的动态估计。
Thus the estimation accuracy can be improved distinctly in fast fading channel.
很好的改善快衰落信道估计的准确性。
Based on zero block detection technique, the paper proposes a fast searching method for motion estimation.
文中提出了一种基于全零块检测的快速运动估计方法。
The fast integer pixel motion estimation algorithm for video sequences which are smooth, vary slowly and have many background blocks is discussed.
首先讨论了针对运动量较小的、包含有大量背景块的视频序列的快速运动估计算法,包括整像素和半像素快速算法。
A frequency guiding digital receiver is given. The key technology, fast frequency estimation and high effectual data rate conversion, is introduced briefly.
给出了一种频率引导式的数字接收机方案,简要介绍这种接收机的关键技术——快速、高精度频率估计以及高效的数据率转换。
The fast realization of bearing estimation of ocean currents is investigated.
研究了海洋表面流方位估计的快速实现方法。
A new algorithm for state estimation based on the fast decoupling of distribution system's asymmetrical phases in phase coordinates is proposed.
提出了一种基于相坐标系的配电网三相不对称解耦的状态估计算法。
The training sequence of channel estimation in frequency domain should have flat spectrum, which can estimate channel fast and exactly.
作为频域信道估计的训练序列要求具有平坦的频谱特性,可以快速准确地对信道进行估计。
A fast realization method of the cyclic correlation based symbol rate blind estimation is proposed.
提出一种基于循环相关符号率盲估计的快速实现方法。
Fast and accurate estimation of global motion is necessary in target tracking, video coding and etc.
在目标跟踪、视频编码等领域都需要对全局运动进行快速准确的估计。
Finally by analysis of the measured data, it is shown that the proposed methods for fast estimation of signal subspace can achieve better results.
最后通过对实测数据的分析可以看到本文提出的快速子空间估计方法都能够取得较好的估计效果。
Therefore, developing fast and efficient motion estimation algorithm has become a research hotspot.
因此,研究出高效快速的运动估计算法成为视频压缩领域的研究热点。
It could converge rapidly the global motion estimation and achieve the fast global motion estimation while maintaining the coding performance.
在保证视频编码性能的前提下,加快全局运动估计收敛于稳定值,实现快速全局运动估计的目标。
In this paper, based on the analysis of the characteristics of error surface and motion vector field, we propose a fast search strategy for motion estimation is proposed.
本文在分析低码率压缩码流运动矢量场以及误差曲面性质的基础上,提出一种基于时空预测的快速运动估值方法。
This paper proposes an adaptive rood pattern search, a new fast block-matching motion estimation algorithm.
该文提出了一种新的快速块匹配运动估计算法,即自适应十字模式搜索。
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