maximum entropy
[数] 最大熵
2026-03-21 19:28 浏览次数 33
[数] 最大熵
the improved algorithm divides the whole image into areas and selects the optimum threshold for each area according to the maximum entropy threshold and mean.
本文的方法把整个烟支图像分成小区域,在每一个区域中综合考虑最大熵和区域灰度均值来得到最优的阈值。
this paper reports a derivation of distribution by applying maximum entropy principle and conservation laws of mass, momentum and energy to atomization process.
论述了应用最大熵原理及质量、动量和能量守恒定律到喷雾过程中,导出了液滴尺寸和速度分布规律。
third, we introduce the conception of entropy, and apply the maximum entropy rule to the evaluation of risk.
第三、引入熵的概念,并将最大熵準则应用于房地产投资的风险估计中。
conditional random fields (crf) is arbitrary undirected graphical model that bring together the best of generative models and maximum entropy markov models (memm).
条件随机场是一种无向图模型,它具有产生式模型和最大熵马尔可夫模型的优点。
the maximum entropy method is adopted to extrapolate data, and isar image is obtained based on this.
利用最大熵谱估计的方法对四种飞机目标数据进行外推处理,并在此基础上进行逆合成孔径成像。
this pa-per proposed a method which is partially overlapped local histogram equalization based on maximum entropy and brightness preserving(local bpheme).
本文提出了基于熵最大化和亮度保持的部分重叠的局部直方图均衡方法(局部bpheme)。
a droplet size and velocity distribution function was theoretically derived based on the maximum entropy principle and the momentum conservation law.
应用最大熵原理和动量守恒定律,从理论上建立了喷雾液滴尺寸和速度联合分布函数。
the feature functions were reckoned as the most important part of the maximum entropy model which could affact the last result of system.
在最大熵等统计机器学习模型当中,特征函数的选择可以说是对系统整体性能影响最大的部分。
a new algorithm for the reconstruction of tomographic images from fewer views by a maximum entropy approach is presented.
提出了一种新的少数投影最大熵层析图像重建算法。
it was the first time to use maximum entropy to determine the threshold of binary picture and the result was satisfying.
作者在论文中首次提出应用最大信息熵来决定二值化图象的阈值,取得了满意的结果。
in this paper the algorithm selection of maximum entropy spectral estimation circuit in digital signal processing system is investigated.
本文针对数字信号处理系统中最大熵谱外推电路的算法选择进行了研究。
it was later suggested that black holes are maximum-entropy objects, meaning that the maximum entropy of a region of space is the entropy of the largest black hole that can fit into it.
它是后来提出的黑洞是最大熵的物体,意味空间的一个区域最大熵是固定它的最大黑洞熵。
the algorithm of maximum entropy method (mem) is discussed and the computation results show that mem method is better than fft method in that it avoids some unrealistic assumption.
结果表明,最大熵法优于传统方法如快速付立叶变换方法,最大熵法避免了一些不切实际的假设,不需要使用窗函数。
the image segmentation method based on the maximum entropy of the one-dimensional bound histogram(odbh) is also used.
同时,也使用一维属性直方图的最大熵分割法。
continuous attributes are discretized through maximum entropy method.
连续属性通过极大熵方法离散化。
discrete formulas expressed by gauss-quadrature are presented when determine the parameter of probability density function which is established based on maximum entropy theory.
给出确定利用最大熵原理建立的功能函数概率分布密度的待定参数时由高斯积分表达的离散化公式。
but then once you reach the locally maximum entropy you can get to, there’s no more arrow of time.
但然后一旦你到达这个宇宙的最大熵,你将不可能再前进,再没有时间之箭了。
for image segment the article using a two-coordinate maximum entropy segment method.
对于火焰图像的分割,我们采用了二维最大熵分割算法。
in the end, spectrum (classical spectrum and maximum entropy spectrum) comparative methods of dynamic consistency validation are discussed, including compare and estimation of stable series spectrum.
最后,探讨了动态一致性检验的频谱(经典谱和最大熵谱)比较法,包括平稳序列频谱的估计和比较。
in this text, we used the maximum entropy model to train the pre-classified sentence material about it, and with the parameter from the training we can classify the new sentences about it.
本文采用了最大熵模型对预先分好类的it方面的句子语料进行训练,得到相应特征参数,随之利用这些参数对新的it领域的单句进行分类。
maximum entropy spectral analysis has the merits of high resolution and sensibility as well as stability.
最大熵谱分析方法具有分辨率高、灵敏度和稳定性好等优点。
a context-dependent polyphone disambiguation technology was proposed combined with the decision tree and maximum entropy methods the accuracy can be improved to99.82%.
采取结合上下文资讯及语法资讯的破音字消歧技术,利用决策树和最大熵等模式识别方法,使注音正确率达到99。82%。
the maximum entropy spectral estimation is a new nonlinear method of spectral analysis.
最大熵谱分析方法是一种非线性的新的谱分析方法。
based on the historical seismic data , we have analysed the time sequence of the global and regional strong earthquake activities by using the maximum entropy spectrum method.
本文根据历史地震资料按最大熵谱方法对全球及全球各地震区强震活动的时间序列进行了分析。
compared with classical spectral estimation method, maximum entropy spectral estimation method has the ad- vantage of high resolution and is especially suitable for short time series.
最大熵谱估计方法和古典谱估计方法相比,具有分辨率高,特别适用于短时同序列等优点,近年来发展迅速。