实现基于运动矢量预测的弱小多目标检测与跟踪算法。
This paper address an algorithm of detection and tracking dim small multi-targets based on motion vector estimation.
根据改进的电动机模型,推导出一种基于解耦算法的定子电压空间矢量预测CRPWM控制方案,给出其控制策略。
A stator voltage space vector forecast CRPWM control method based on uncoupled arithmetic is proposed by analyzing improved induction motor mathematics model. Control strategies are presented.
帧间预测是利用前面的帧的信息来猜测块的内容。有两个主要组件:参考帧和运动矢量。
Inter prediction is used to guess the content of a block by referring to past frames. There are two primary components to inter prediction: reference frames and motion vectors.
预测通常与边界数据有关,例如用于运动补偿的运动矢量。
Prediction usually involves side data, such as a signal telling the decoder a motion vector to use for said motion compensation.
运动矢量的预测是视频编码技术中的一个重要组成部分,它直接关系到运动估计的精度和码率大小。
Motion Vector prediction forms a key part of video coding technique in that it directly affects the bitrate and performance of motion estimation.
详细设计了帧间解码IP软核,包括运动矢量生成模块、预测处理模块和插值模块。
Designed the inter-frame decoding IP soft-core, including the motion vector generation module, prediction processing modules and interpolation modules.
图像压缩是数字图像处理中最重要的关键技术之一,传统的图像压缩方法有预测编码、变换编码和矢量量化等。
Image compression is one of the most important key techniques in image processing. Traditional compression methods include prediction coding, transform coding and vector quantization (VQ).
通过对高功率因数变流器网侧指令和实际电流的预测,提出了一种采用变流器电压矢量优化控制策略的电流跟踪新方案。
This paper discusses a new control tactics of the converter which adopt voltage vector optimum control tactics by predicting the current of high power factor converter.
该算法首先采用了线性预测块匹配搜索算法来估计内插帧中每一个象素的运动矢量;
Firstly a motion vector is searched for each pixel in the interpolated frame using the block-matching search method of linear prediction.
在基于搜索起点预测和梯度式菱形搜索方法的基础上,提出了一种运动矢量场自适应搜索算法(MVFSAS)。
Based on prediction of searching starting-point and gradient diamond-shaped searching technique, the paper proposes a motion vector field self-adaptive searching algorithm (MVFSAS).
目的:探讨学习矢量量化(LVQ)人工神经网络在伤寒、副伤寒发生强度判别与预测中的应用。
Objective: to investigate the potential of learning vector quantization (LVQ) artificial neural network tools for discrimination and forecasting of occurrent intensity of typhoid and paratyphoid.
该算法通过预测运动矢量较快地搜索到匹配块,减少了搜索次数,提高了搜索效果。
This algorithm improves search performance and reduces search steps compared with Diamond Search by prediction motion vector.
提出了语音谱参数的切换双预测多级矢量量化算法(DPMSVQ)的码本设计方法。
A codebook design method for a switched dual predictive multi stage vector quantization (DPMSVQ) scheme of LPC parameters.
结合矢量观测的特点,基于最小模型误差准则给出了一种确定卫星姿态的实时估计算法,称为预测滤波算法。
Considering the character of vector observation, a real time predictive filter based on minimum model error (MME) criterion is presented for satellite attitude estimation.
提出了一种基于空间矢量的全数字化预测电流控制SPWM逆变器。
This paper describes a completely digitized predictive current controlled SPWM inverter based on space vector.
文章提出了语音谱参数的增强双预测多级矢量量化算法(EDPMSVQ)的码本设计方法。
This paper presents a codebook design method of an enhanced dual predictive multi-stage vector quantization (EDPMSVQ) scheme for LPC parameters.
在传统的PWM整流控制的基础上,论文利用开关函数建模法,提出了基于预测电流的PWM电压空间矢量控制方法。
Based on the traditional control on PWM rectifier, space vector PWM predictive current controller is presented using the switching function model.
当基于预测运动矢量的匹配误差介于两sad阈值之间时,用小窗口搜索代替运动估计。
When the matching error based on the prediction of the motion vector is between two SAD thresholds, a search restricted in a small window is used to replace the original motion estimation.
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。
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.
用合适的状态空间邻近矢量进行非线性局部分析,即使没有基音周期估计,短时预测器同样能建立长时相关性模型。
With an appropriate state space neighbour for the nonlinear local analysis, the short_delay predictor is also able to effectively model the long_term correlation without pitch estimation.
然后建立时域上关于搜索块与参考块之间运动矢量夹角的概率模型,对于帧间预测宏块通过聂曼一皮尔迅准则进行运动判决。
For Inter-MB, a temporally statistical modal with regard to vector angle was established and the moving object was detected by using the neyman-pearson criteria.
该文提出归一化自适应预测矢量量化(NAPVQ)算法压缩sar原始数据。
This paper presents a new SAR raw data compression algorithm named Normalized Adaptive Predictive Vector Quantization (NAPVQ).
此外,本文在此基础上提出了一种相位预测式矢量量化方案,使得女声的语音合成质量有所改进。
Moreover, a predictive phase vector quantizer is proposed in this thesis based on the above method. The synthesis speech is slightly improved for female speakers.
结果表明:①矢量归一法和乘法散射校正法分别适合建立烟叶叶片结构模型和油分预测模型;
The results showed that: 1) the vector normalization method and multiplication scattering correction method were suitable to setting up prediction models for leaf structure and oil, respectively;
TISI使用长时间平均谱的变形参数及正交线性预测参数作为讲话人的语音特征矢量;
In TISI, Long-Term Average Spectrum and Orthogonal Linear Prediction Coefficients are used as the feature parameters;
将上述三个预测运动矢量中的中值作为当前块的预测运动矢量。
The median of the said three predicted motion vectors is as predicted motion vector of current block.
提出了一种线谱对参数预测多级矢量量化联合优化算法。
The proposed approach is tested on linear spectrum pair (LSP) parameters of speech signals.
本发明可以获得更准确的预测运动矢量,而且能压缩运动矢量码率,获得性能增益。
The invention has the advantages of capability of acquiring more accurate forecasting motion vectors, capability of compressing code rate of motion vectors, and obtaining of performance gain.
表明: 基于氨基酸组成和有偏自协方差函数为特征矢量的BP神经网络预测蛋白质二级结构含量的方法可有效提高预测精度。
It is shown that the BP neural network method combined with the amino-acid composition and the biased auto-covariance function features could effectively improve the prediction accuracy.
本文用支持矢量学习机和神经网络两种机器学习方法建立选择性环氧化酶-2抑制剂的活性预测模型,以期为选择性环氧化酶-2抑制剂药物的合成提供先导化合物。
Machine learning methods, including Support Vector Machines and Artificial Neural Network, are applied to the development of the classification models for the selective COX-2 inhibitors in this paper.
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