查询词典 quantization

Third, based on the spreading and floading prediction result of spilled oil at Liaodong Bay ice field, the paper establishes spilled oil damage factors index system and their quantization standard combining with damage factors of the natural environment and natural resource conditions of oil spill sea field , spilled oil characteristics and spilled oil quantity and so on.

然后，根据辽东湾冰区溢油扩散和漂移预报结果，结合溢油海域的自然环境和自然资源情况、溢油特性和溢油量等危害因素，建立了辽东湾海域溢油危害因素指标体系及其量化标准。

However, phase quantization errors affect the accuracy of phased array antenna beam pointing badly, which is mainly researched here.

为改善这一情况，本文对相位量化误差引起的相控阵天线波束指向精度问题进行了研究。

By using quantization scheme, the use of multipliers can be substantially reduced and simplified to only adders.

透过量化的方法，乘法器的数量可以被大幅度减少成只使用加法器。

Image compression based on the second generation Bandelets transform,whose optimized bandeletization is controlled by quantization step,cannot realize fixed bitrate image compression.

由于第二代Bandelets变换是由量化步长来控制最佳Bandelet化过程，难以实现定码率图像压缩。

Improved ANN model can be used for estimated probabilities and provide a high speaker identification rate based on Learning Vector Quantization trained codebooks.

训后的模型可成为小范围内的群体聚集中心，目的是为使竞争式学习法的经网可以和使用统计模型计算通过机，且又保持经网拥有很高分正确的优点。

Theoretical analysis and experimental results suggest that its coding accuracy based on a N-sized codebook is comparable with that of the conventional vector quantization with a N〓-sized codebook, and much better than multi-stage VQ based on two N-sized codebooks, whereas its computational complexity is much lower than the latter ones.

理论分析和实验结果表明：码书大小为N的线上投影法的编码精度与码书大小为N〓的矢量量化法相当，并且明显优于用两个大小为N的码书构成的两级矢量量化法，而其码书生成和编码的计算复杂度远低于后者。

Improvements are made on the vector quantization LBG algorithm, the specific steps for producing the initial codebooks based on split method are also presented and their comparison is obtained by means of simulation.

文中还对已有的LBG(Linde，Buzo and Gray)算法进行了改进，用分裂法构造初始码本，给出量化码本设计算法的具体步骤，并通过仿真对两者产生的码本作了对比。

An adaptive fast search algorithm for codewords is presented based on the wavelet transform,with the aim of overcoming the encoding complexity in the vector quantization process.

针对矢量量化过程中编码的复杂性，提出了一种基于小波变换的自适应快速码字搜索算法。

According to the request of IRB system in NBCA, this paper analyzes the core factors of IRB system, combs and portrays the IRB process adding the step of risk precaution, describes several quantitative methods of risk precaution and compares them, then collets the methods of credit rating, does some deep researches in measurement of PD which are the core contents of IRB system, and does some empirical analysis using EDF model, finally gives the application of the IRB system and draws the chart of credit risk quantization in terms of portfolio theory, wishes to provide beneficial reference for the development and improvement of Chinese commercial banks'IRB system.

本文按照巴塞尔新资本协议中内部评级系统的要求，分析和解读了内部评级系统中的关键要素，梳理并描画了添加风险预警环节后的内部评级流程，分析了风险预警的各种定量方法并进行了比较，然后汇总了信用评级的方法，深入研究了违约概率的测度方法，用EDF模型作了些实证分析，最后归纳整理出了内部评级系统的应用，并描画了基于资产组合的信用风险量化流程图，以期为我国商业银行内部评级系统的发展和完善提供有益的参考。

Based on the electron-lattice interaction,Frohlich Hamiltonian and quantization theory are used to deduce the dimerized energy gap and phase transition temperature of carbon nanotube.

依据碳纳米管中电子-声子相互作用的原理，采用哈密顿量、量子化理论推导了二聚化对应能隙和相变温度，在紧束缚近似、量子理论和能带理论的基础上，利用周期性边界条件对碳纳米管Π电子进行了分析，讨论了碳纳米管的导电性，预测了室温下碳纳米管碳管中载流子输运方向

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。