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- The reasonable sampling number of grassland soil nutrients should be based on classic statistical characteristics and spatial variability. 草地土壤有机质合理采样数应建立在统计特性和空间结构性基础上。
- In many multisensor data fusion systems, process noise and/or measurement noise have unknown statistical characteristics hut limited power. 摘要在实际多传感器数据融合系统中，往往过程噪声及测量噪声统计特性未知，但能量有限。
- Decoding is based on algebraic Convolutional Codes itself coding structure decoding, decoding not consider access to the statistical characteristics. 卷积码的译码方法主要有两种：代数译码和概率译码。代数译码是根据卷积码的本身编码结构进行译码，译码时不考虑信道的统计特性。概率译码在计算时要考虑信道的统计特性。
- The result shows the method can solve the multisensor data fusion problem when process noise and/or measurement noise have unknown statistical characteristics but limited power. 结果表明提出的方法可以解决过程噪声及测量噪声统计特性未知，但能量有限情况下的多传感器数据融合问题。
- In the present paper, by means of the theory of complex network, we try to find the statistical characteristics of JCR and establish a much more reasonable evaluation index. 根据复杂网络理论,我们试图探求期刊引用报告的统计特征,并且建立一个更合理的评价指标。
- Based on the traditional HPF (high pass filter), a fusion method is proposed using the local statistical characteristics of remote-sensing images and IHS transform. 针对传统的高通滤波方法,提出了利用遥感影像的统计特性和IHS变换进行融合的方法。
- The statistical characteristics of dimensionality in latent semantic analysis LSA space were studied to realize automatic document clustering under different concept levels. 另外,在基于潜在语义分析的文档聚类算法中,采用文档自检索矩阵的行向量,代替低维文档向量作为聚类对象,获得了更好的聚类准确率。
- At first, Video Images was preprocessed and motion regions were obtained, and model of human object was built according to statistical characteristics of body surface. 首先对视频图像进行预处理，从中分离出运动区域，根据人体外形的统计特征建立人体目标模板。
- The results show the statistical characteristics of irradiance scintillation and atmosphere turbulence strength and link fade margin for urban free-space optical links. 从而为空间光通信系统的设计和研制提供实验依据。
- Three high frequency parts from wavelet transforms are turned into spherical coordinate, in which it applies the method to image de noising by the wavelet shrinkage parameters based on statistical characteristics. 该方法把线性小波变换后得到的 3个高频分量通过球坐标变换后 ;得到球坐标下 3个分量 ;然后在球坐标中根据图像统计特性设定的收缩因子处理小波收缩去噪 .
- According to the statistical characteristics about the best mode and the cost of RDO, advisable thresholds are proposed to stop mode desicision earlier and reduce computational load. 该算法利用最佳模式分布规律和率失真值的统计特性，通过比较适当的阈值提前中止策略以减少不必要的计算量。
- Adaptive filter primarily updates its filter parameters by tracking the statistical characteristics of the reference signal, suck that the purposed of interference filtering can be attained. 可适性滤波器主要是追踪参考信号的统计特性，根据这些特性的改变，来更正滤波器的参数值，进而得到良好的滤波效果。
- This paper analyzes the statistical characteristics and finds the differences of the stego-text and natural lingual text by modeling the latter,which shows frangibility of the traditional algorithm. 该文通过对自然文本进行建模,分析隐密文本与自然文本的统计特征,得到其中的差异,证明了字典隐藏法存在一定的脆弱性。
- The statistical characteristics of the instantaneous polarization projections (IPP) of partially polarized waves are studied on the basis of the theory of instantaneous polarization. 在电磁波瞬态极化理论的基础上，研究了部分极化波的瞬态极化投影的统计特性。
- This method is based on Ito stochastic differential equation which provides the statistical characteristic of the state variables. 此研究方法是以伊藤随机微分方程式为主。
- To get more credible and available flashover electricfield strength (FEFS), we research on the statistical characteristic of PMMA samples. 为了获得更加可信和有效的试验结果,以有机玻璃作为实验样品研究了纳秒脉冲下沿面闪络场强的统计特性。
- Generally, steganalysis based on statistical characteristic has a strong pertinency, and a blind steganalysis can adapt itself to the steganography. 通常基于统计特征的隐写分析算法特征针对性强,而通用隐写分析算法适应性强。
- The statistical characteristic reflecting oilfield number and the equations related to Paleto's truncated distribution parameters are adopted. 采用了反映油田数量的统计学特征与帕列托截断分布参数有关的公式。
- This paper introduces a new whole binarization method by using image gray statistical characteristic value as threshold. 本文给出了一种利用图像灰度统计特征值为阈值的全局二值化方法。
- The aggregating process and statistic characteristics of multiple input traffic sources in WLAN are studied. 研究了WLAN中多个输入业务源的汇聚过程以及汇聚的多输入自相似业务源统计特性.
