研究了有效特征区域的松弛检测方法,对基于模糊熵差的景象匹配算法进行相应后处理,提高了匹配性能。
The relaxation detecting of effective feature segmentation is studied before matching capability of Scene Matching Algorithm of fuzzy entropy similarity metric can be improved.
伯格(1967)提出的最大熵谱分析方法是一种改进的功率谱估算方法,它可以有效地提高功率谱的分辨率。
P. Burg in 1967 is an improved method for estimating power spectrum, which can effectively improve the resolution of a power spectrum.
经实验证明,用该方法构造的决策树与传统的基于信息熵方法构造的决策树相比较,复杂性低,且能有效提高分类效果。
The experiments show that, compared with the entropy-based method, our method is simpler in the structure, and can improve the efficiency of classification.
德性规则、规则系统和有效复杂性成为德性负熵存在的表征形式。
Therefore, virtue regulation, regulation system, and effective complexity are the symbols for the existence of negative entropy of virtue.
提出了一种基于条件粒度熵的属性约简的启发式算法,通过例子分析,表明该算法是有效的。
The paper offer a new heuristic attribute reduction algorithm based on conditional granularity entropy, though running an example, we show that this algorithm is effective.
极大极小问题是一类不可微优化问题,熵函数法是求解这类问题的一种有效算法。
Minimax problem is a sort of non-differentiable optimization problem and the entropy function method provides a efficient approach to solve such kind of problems.
本文利用了VIKOR算法解决供应商的选择问题,采用熵权法确定了VIKOR权重,通过实例证明了该方法在供应商选择中的有效性。
VIKOR algorithm is applied to select the best supplier and weight is given to VIKOR by entropy-weighing method in this paper, an example was shown and validation was proved in Selection of Suppliers.
组合熵与组合粒度是一种新的度量信息系统不确定性的有效方法。
Combination entropy and combination granulation are a new kind of methods for measuring the uncertainty of an information system.
通过对心电的压缩试验表明:(1)此算法能够有效的对心电数据进行无损压缩,得到比熵编码更好的压缩比;
Test with ECG data, we drew a conclusion following:(1) This algorithm can lossless compress ECG data and yield a high compression ratio than Huffman algorithm.
理论分析和实例计算都表明:“残差熵”可以作为一种有效的度量方法用于动态模型的适应性检验和定阶。
The numerical experiment of a fire control accuracy test demonstrates that residual entropy can be used as a measure for dynamic model checking and order determination.
引用信息熵所反映数据本身的效用值来计算指标的权重系数,有效地避免了权重分配困难的问题。
The coefficients of weight in this model are derived from the avail value of data reflecting the information entropy, by this method the problem of weight allocation can be avoided.
依据对信息融合熵的定义,提出并证明了信息融合的有效性和熵最大压缩两定理。
According to the definition of the information fusion entropy, two theorems on the efficiency of information fusion and on maximum compression of fusion entropy are presented and testified.
熵之巨浪对力量之墙没有效果。
基于熵不确定性概念的机器人位姿精度理论能够客观、有效地综合评价机器人位姿精度。
Robot pose accuracy theory based on entropy uncertainty concept can objectively and effectively evaluate robot pose accuracy.
运用熵值法进行经济效益评价时常会遇到某些指标的极端值无法处理的困难,本文通过对熵值法的改进,有效地解决了这个问题。
It's hard to evaluate the economic result with entropy method when confronted with some special data. In this paper, the author improves entropy method and solves the problem effectively.
实验结果表明,该方法能有效降低高频子带的信息熵,降低图像的无损压缩比特率,计算复杂度上升不大。
Experiments show that the scheme can greatly decrease the entropy of high passes and the lossless image compression bit rate, while the computational complexity increases slightly.
为了有效避免各种情况下的选线误判,将所有线路的频带复合熵最大值与次最大值之比作为选线依据。
In order to avoid misjudgement in all kinds of fault condition, a criterion is defined that the maximum of complex wavelet pocket band composite entropy divisions the secondary maximum of that.
该方法采用直觉模糊包含度和直觉模糊划分熵来评价直觉模糊聚类的有效性。
The technique includes two important evaluation factors: intuitionistic fuzzy inclusion degree and intuitionistic fuzzy division entropy.
然后用极大熵算法给出了这一问题的数值解法,最后用一个实例来验证这一方法的有效性。
Then a numerical method for this maximin problem is given by using the maximum entropy technology. Finally a numerical example is given to test the proposed method.
仿真分析表明,最大熵谱估计和LMS自适应算法相结合可以有效地从背景噪声中提取有用的激光反射回波信号。
Simluation results show that the maximum entropy spectral estimation and LMS adaptive algorithm can extract echo signal of laser ranging system effectively from background noises.
通过实例表明,添加熵值权重的多目标灰色决策方法是一种合理、可行、有效的新型决策方法。
The example can prove that the method of multi-object grey decision-making that appending entropy weight is a new type decision-making method, which is reasonable, feasible and efficient.
实验结果表明基于信息熵的文本分类模型是一种比较稳定的算法,证明了算法的有效性。
The experimental results show that the performance of text categorization model based on entropy is a relatively stable algorithm, and prove the effectiveness of the algorithm.
最后,给出了实验过程,与用熵作启发式的二叉决策树的比较结果表明了本文算法的有效性。
Finally, the experiment process is introduced, comparing with the binary decision tree based on minimum entropy heuristic information, the results show the algorithm proposed in this paper is valid.
然后用极大熵算法给出了这一问题的数值解法,最后用一个实例来验证这一方法的有效性。
Then a numerical method for this maximin problem is given by using the maximum entropy technology. Finally a numerical example is given to test the propose...
然后用极大熵算法给出了这一问题的数值解法,最后用一个实例来验证这一方法的有效性。
Then a numerical method for this maximin problem is given by using the maximum entropy technology. Finally a numerical example is given totes...
讨论了传热单元数、冷热流体热容量比和流型对换热器传递有效度的影响,并把换热器传递有效度和效率以及换热器无因次熵产数进行了比较。
The effects of heat transfer units number, heat capacity ratio of fluids and flow patterns on exergy-transfer effectiveness are discussed. The comparison among exergy -...
讨论了传热单元数、冷热流体热容量比和流型对换热器传递有效度的影响,并把换热器传递有效度和效率以及换热器无因次熵产数进行了比较。
The effects of heat transfer units number, heat capacity ratio of fluids and flow patterns on exergy-transfer effectiveness are discussed. The comparison among exergy -...
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