approximate entropy中文什么意思

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用"approximate entropy"造句

近似熵

approximate: vt. 1.使接近。 2.接近；走近。 3.近似，约计。 ...
entropy: n. 1.【物理学】熵。 2.【无线电】平均信息量。
approximate: vt. 1.使接近。 2.接近；走近。 3.近似，约计。 4.模拟。 5.估计。 approximate a solution to a problem 使问题近于解决。 approximate something to perfection 使某物臻于完善。 The total income this year approximates 10,000 dollors. 今年总收入接近一万元。 approximate the motions of the stars in a planetarium 在天文馆中模拟行星的运行情况。 We approximated the distance at 100 miles. 我们估计行程距离为100英里。 vi. 近于。 His income this year approximates to 8,000 dollars. 他今年的收入接近八千美元。 adj. 近似的，大概的。 an approximate account 简要的说明。 an approximate date 大约的日期。 the approximate estimate 大概的估计。 an approximate number 概数。 an approximate value 近似值。 adv. -ly 大体，大致。
approximate to: 近拟,接近; 近于; 与…接近
be approximate to: 近似, 约计

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例句与用法

In this article , the prime task is the reasarch of extraction airplane ’ s periodic signature of modulation , the approximate entropy , the norm entropy , obtaining the sensor confidence level as well as structuring realization target identification intellectualized type fusion model and the algorithm
本文主要工作是研究提取飞机目标的调制周期特征,近似熵、范数熵,获取传感器可信度以及构造实现目标识别的智能化类型融合模型和算法。
This algorithm uses approximate entropy index ' s projection pursuit based on real coding genetic optimize algorithm ( rcgoa - pp ) to project the targets information hided in the high - dimensional data into low - dimensional space and then extract small targets with histogram image segmentation method
该算法用基于近似相对熵的实码遗传优化投影寻踪方法( rcgoa - pp ) ，有效地将高维数据中隐藏的目标信息集中投影到低维空间中，并用直方图分割的方法提取出小目标。
Based on a large amount of experimental data , nonlinear analysis , such as complexity theory , and approximate entropy ( apen ) which is adopted systematically in the fluidization research the first time , are implemented in the time series analysis of pressure fluctuation and particle concentration in gas - solid fluidized beds , and the nonlinear characteristics of fluidized beds are discussed comprehensively
本文在大量实验数据基础上，将非线性方法，包括复杂性理论，以及首次被系统引入流态化研究的近似熵，应用到气固流化床压力及颗粒浓度脉动时间序列分析中，较为系统地探讨了流化床的非线性特征。
We reconstructed the phase space and calculated the nonlinear parameters such as correlation dimension , the largest lyapunov exponent , approximate entropy , and l - z complexity of the data . it can be conclud from the results that the reconstruction of heart beat rate signal is strange , its correlation dimension is between 5 to 7 and have the character of fractal dimension , its largest lyapunov exponent is larger than zero , its approximate entropy and l - z complexity are obviously differ from noise . we can draw a conclusion from all above : the heart beat rate signal is n ' t simple noise , it is high dimensional chaos obeys certain dynamical law
我们还对信号进行了相空间重构，计算了信号的关联维数、最大lyapunov指数、近似熵和复杂度这几个非线性特征量，我们发现，心率信号的吸引子是奇怪吸引子，关联维数介于5到7之间，具有分维的特征，其最大lyapunov指数大于0 ，其近似熵值和复杂度值明显区别于噪声，这说明心率信号不是随机噪声，它是服从确定性动力学规律的高维混沌信号。
At first , construct ten sets of surrogate data for each emg data , then calculate the correlation dimension ( dcorr ) , correlation time , maximum lyapunov exponent ( a , ) , l - z complexity and approximate entropy ( apen ) of both the original emg data and surrogate data , and then compare them
构造这四例肌电信号的代替数据(各十组) ，分别计算原数据及其代替数据的关联维、关联时间、最大李雅普诺夫指数、 l - z复杂度和近似熵，我们发现，四例原数据的以上所有特征量都与各自所对应的十组代替数据存在明显差别。

百科释义

In statistics, an approximate entropy (ApEn) is a technique used to quantify the amount of regularity and the unpredictability of fluctuations over time-series data.

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approximate entropy中文什么意思

例句与用法

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