| 1. | The way is associated with the development of high speed cpu so as to real - time compute some gaussian function . it presents a way with tolerant idea for solving the security and reliability in dcs now 这种方法结合目前高速微处理器的发展,少量实时计算带有高斯函数的方程,为目前集散控制系统的发展提供了一种带有容错化的思想。 |
| 2. | The gaussian function set depends on its centroid and width , therefore , we derive new supervised gradient descent algorithms to tune the parameters of " if - part " of gaussian functions . it also tunes the " then - part " of gaussian function 高斯型函数是由它的中心和宽度两个参数决定的,所以,我们给出新的有监督的梯度下降算法来调整如果部分高斯函数与则部分的高斯函数的中心和宽度。 |
| 3. | Because the choice of fuzzy set functions affects how well a fuzzy system approximates a function and gaussian bell - curve sets give richer fuzzy systems with simple learning laws , we choose gaussian function set as fuzzy set functions 因为隶属函数的选取会影响模糊系统逼近函数的效果,而高斯型隶属函数的钟形曲线只要简单的学习规则就可以表示丰富的模糊信息,我们选取高斯型隶属函数作为模糊集合函数。 |
| 4. | In the analysis process , the six main peaks in 88 - 100 kev region , including the y peaks of 234th , the k peaks of th and the k peaks of u , are chosen . the smoothly joined gaussian function and low energy exponential tail is taken as peak shape function and quadratic polynomial is taken as background function . the two functions are fitted to gether to calculate the peak area 在分析过程中,选择了88 - 100kev能区的~ ( 234 ) th的射线峰, th的k _射线峰以及u的k _射线峰共六个主要能峰,通过采用高斯函数和低能指数尾部光滑联接的峰形函数和二次多项式本底函数一起拟合,来求出峰面积;而该能区所有能峰的探测效率可以认为是近似相等的,由此得到铀富集度。 |
| 5. | The fourier transform infrared ( ftir ) spectrum is an effective technology for studying the hydrogen content ( ch ) and the silicon - hydrogen bonding configuration ( si - hn ) of hudrogenated amorphous silicon ( a - si : h ) films . in the paper , ch and si - hn of a - si : h films , fabricated at different ratio of h2 / sih4 by microwave electron cyclotron resonance plasma chemical vapor ( wmecr cvd ) method , have been obtained by analyzing their ftir spectra that are treated by baseline fitting and gaussian function fitting . the effects of ratio of h2 / sih4 on ch and si - hn are studied Fourier红外透射( ftir )谱是研究氢化非晶硅( a - si : h )薄膜中氢含量( c _ h )及硅-氢键合模式( si - h _ n )最有效的手段,对于微波等离子体化学气相沉积( mwecrcvd )方法在不同h _ 2 sih _ 4稀释比下制备出的氢化非晶硅薄膜,我们通过红外透射光谱的基线拟合、高斯拟合分析,得出了薄膜中的氢含量,硅氢键合方式及其组分,并分析了这些参数随h _ 2 sih _ 4稀释比变化的规律。 |
| 6. | ( 3 ) by means of expanding the aperture function into a finite sum of complex gaussian functions , the propagation of fgbs through a paraxial optical abcd system with hard - edged aperture is studied , and the approximate closed - form equations of apertured fgbs are obtained for the first time . the results obtained by using the approximate closed - form equation and collins formula are compared , and the condition under which the approximate closed - form equation is applicable is analyzed ( 3 )利用光阑函数的复高斯函数展开法对截断平顶高斯光束的传输作了研究,首次得到了截断平顶高斯光束在近轴abcd光学系统中传输时的近似解析传输公式,通过比较用近似传物公式和colhns公式直接数值积分所得的结果,得出了近似公式的适用范围。 |
| 7. | Based on this ill - posed problem of edge detection , the edge types that exist in real images are described as mathematical models and the edge models that smoothed by gaussian function are regarded as the research objects . the paper systematically analyzes the characteristics of the different edge types and the relations between the localization of the different edge types and the smoothing scale while using the numerical differentiation as the method to detect edges 本文从边缘检测的“两难”问题出发,对实际图像中可能出现的边缘类型进行了数学模型描述,然后把高斯平滑后的边缘模型作为研究对象,系统地分析了采用微分法检测边缘时,不同的边缘类型表现出来的特性,以及不同类型的边缘定位与平滑尺度的关系。 |
| 8. | It is assumed that the particles experience several internal states in a single mechanical - chemical circle . in this model , the transition rates between different states are position - dependent which have the form of gaussian function . for any internal states , the probability distribution as a function of the time and position may be expanded near the transition points to any rank if necessary 我们认为马达在不同状态之间的跃迁不再局限于某些固定的跃迁点,也不是在各个位置都是等几率的,而是发生在某些点附近的一定宽度范围内,用跃迁宽度这一特征量表征跃迁范围的大小,能够较好地说明分子马达的动力学行为。 |
| 9. | As examples , heterogeneous anisotropic fractured rocks of which the autocorrelation functions of crack number density can be described as 2 - dimensional exponential ellipsoidal or gaussian function were simulated especially . the results show that : 1 ) the random distribution characters could be different for different elastic constants under the same random distribution of crack number density . 2 ) the exponential ellipsoidal heterogeneous anisotropic random fractured model could be a suitable model for the multi - scaled and self - similar heterogeneous media 模拟结果表明: 1 )弹性常数的分布特征与裂纹数密度的分布特征不相同,并且裂纹数密度对不同的弹性常数有不同程度的影响; 2 )指数椭圆型随机裂缝模型适用于模拟具有多尺度、自相似的特性非均匀裂缝岩石; 3 ) gaussian型随机裂缝模型适用于模拟单尺度、平滑的非均匀裂缝岩石。 |
| 10. | Furthermore , due to the symmetry restriction of traditional radial basis function networks ( rbfn ) with gaussian function , the asymmetric gaussian basis function ( agbf ) is proposed to construct the full adaptive agbfn . because the asymmetry gaussian function ' s variability and malleability are higher than the traditional one , the asymmetry gaussian basis function can provide the agbfn which own a higher flexibility and can approach the true result more easily 针对这一问题,文中提出了一种全自适应的不对称高斯基函数网络( agbfn )结构,网络的基函数采用具有不对称宽度的伪高斯函数,和常规的高斯函数相比,具有更大的可变性和延展性,从而使得隐层神经元在函数近似上具有更高的适应性,提高了神经网络的学习能力。 |