核函數 的英文怎麼說
中文拼音 [héhánshǔ]
核函數
英文
kernel function-
Lastly, we change the unequal time distance wheel speed to equal time distance wheel speed. according to the model of torsional vibrations, we introduce the spectral estimation method to design tpms. when the tirepressure is leaking, the peakvalue of the periodogram of the wheel speed will move to the real axis
4 .利用核函數，提出了基於epanechnikov核函數的插值方法將採得的不等間隔的輪速信號轉換成等間隔的輪速信號。利用輪胎滾動方向的振動性質提出了譜估計法。Sifting out kernel functions using fourier transform
利用傅立葉變換篩選核函數的方法A new osculatory rational interpolation kernel function is established, which is different from the classical linear interpolation kernel functions. generally, it is a more accurate approximation for the ideal interpolation function than other linear polynomial interpolants functions. simulation results are also presented to demonstrate the superior performance of this new interpolation kernel function
本文構造了一個全新的圖像插值核函數?自適應切觸有理插值核函數，同現有的線性插值核函數相比，其空域特性和頻域特性均最接近合肥工業大學博士論文理想插值核函數sinc函數。Secondly, a new adaptive osculatory rational interpolation kernel function is constructed from the point of approximating the ideal interpolating function, the function ' s characteristics, i. e., the space properties, the spectral properties, and the efficiency are analyzed, and the comparision it with other interpolation methods is made
然後，在圖像采樣和圖像重建理論的基礎上，基於逼近理想插值核函數的思想，構造了一種自適應切觸有理插值函數，對其空域和頻域的性能進行了分析，並與傳統的圖像插值核函數進行了比較。Parameter estimation based on multi - quadric collocation model
基於多面核函數配置型模型的參數估計It is well known that there exists an unique bergman kernel function for each bounded domain in cn
眾所周知， c ~ n中的任一有界域都存在唯一的bergman核函數。But before yin weiping constructed hua domains, only there are two types of domains on which the bergman kernel functions can be obtained explicitly : the bounded homogeneous domains and the complex ellipsoid domains in some cases
能夠求出bergman核函數的顯表達式的域的種類並不多。在殷慰萍構造華羅庚域以前，只有兩種類型的域可以求出bergman核函數的顯表達式。According to the statistic characteristic of covariance function, parameter estimation can be given for kernel function
由協方差函數的統計特徵，可給出核函數的參數估計。If the covariance stationary processes are one dimension, for given data, covariance function and spectral density function can be estimated, and there is no need to select kernel function and its parameters
如果協方差平穩隨機過程的狀態是一維的，對給定的樣本點，給出了協方差函數的估計和其對應譜（密度）函數估計，而不必選擇核函數及其參數。We proof the covariance function of covariance stationary processes is equivalent with mercer kernel function. that is, the covariance function of covariance stationary processes is a mercer kernel function ; in reverse, for a given mercer kernel function, there exists a covariance stationary processes, and the covariance function corresponded to this covariance stationary processes is the given symmetry positive - definite kernel function. it means that the covariance function is equivalent to symmetry positive - definite kernel function
首先建立了協方差平穩過程的協方差函數與積分方程中對稱正定mercer核函數的等價關系，即協方差平穩過程的協方差函數是對稱正定mercer核函數，反過來，對給定的對稱正定核函數，證明了存在協方差平穩過程，使得此協方差平穩過程對應的協方差函數恰好為給定的對稱正定核函數，這說明協方差函數和對稱正定核函數是等價的。By using kernel functions, the data in the original space was mapped into a high - dimensional feature space, in which more features of the data were exposed so that clustering could be performed efficiently
核函數的非線性映射使得原始數據的特徵更完整地顯現出來，從而能夠更客觀準確地聚類。The comparison of different kernel functions for svm shows that liner kernel function is most suitable for shape recognition of plant disease spot
不同分類核函數的相互比較分析表明，線性核函數最適于植物病害的分類識別。In this paper, we propose a new krenal estimation method for the drug doseresponse curve, and research it ' s properties, and the simulatnos rerults are giren for comparison
摘要本文對藥物劑量響應概率曲線提出了一種新的估計方法核函數估計法，討論了估計量的性質，並對估計量進行了模擬研究。For some non - symmetric homogeneous domains, we can also get the explicit formulas of their bergman kernel functions by hua method [ xu4 ] [ gi ]. we know the complete orthonormal system of the bounded reinhardt domain made up of monomials, and complex ellipsoid domain is the bounded reinhardt domain, so the explicit formulas of the bergman kernel functions are obtained by summing an infinite series in some cases ( called method of summing series )
對於一些非對稱的齊性域，也可以用華羅庚方法得到它們的bergman核函數的顯表達式我們知道，有界reinhardt域的完備標準正交系由單項式組成，而復橢球域是包含原點且以原點為中心的有界reinhardt域，於是可以通過無窮級數求和函數的方法，計算其bergman核函數的顯表達式，這種求bergman核函數的顯表達式的方法稱為級數法。The explicit formulas for the second type of hua domain and two types of generalized exceptional hua domain are obtained in the first chapter of this article : whether a domain is complete with respect to bergman distance is studied in the second chapter of this article, and we prove super - cartan domains which are special types of hua domain are complete with respect to bergman distances ; the integral representation for the first type of super cartan domain which is based on its characteristic boundary is got in the third chapter of this article : a sufficent and necessary condition that a bounded domain in cn is biholomorphic to the classical domain is given in the fourth chapter of this article
第一部分給出第二類華羅庚域和兩類廣義例外華羅庚域的bergman核函數的顯表達式；第二部分研究bergman度量的完備問題，證明了超cartan域（一種特殊的華羅庚域）關于bergman度量完備；第三部分給出了第一類超cartan域的建立在其特徵邊界上的積分表示公式；第四部分則給出了c ~ n中的有界域全純等價于典型域的充要條件。For the seek of developing industrial control system based on linux, the author compare some real time solution of linux and select the rt - linux, then develop real time software based on rt - linux. the author introduce how to tailor the linux kernel, library, file system, script. then the author expound why the embedded gui toolkit : qt - embedded is fit for embedded system and develop the graphic user interface of control system based on it and tailor its library
為了能使嵌入式linux適合開發工業控制系統，筆者針對linux在實時方面的不足，經過反復比較，選用了其實時化版本： rt - linux ，構建開發平臺；並從內核、函數庫、文件系統等方面著手，對linux進行了裁減；在圖形支持庫方面，筆者應用嵌入式圖形工具包qt - embedded搭建開發環境，實現對qt - embedded庫的裁減，並基於它開發了控制系統的圖形用戶界面。Then we propose the method of second gridding searching to get best kernel parameters. using this method, we get best parameters of poly kernel function, rbf kernel function and sigmoid kernel function. we get best kernel and parameters from them
並給出了基於二次網格搜索方法的核參數選取方法，找出了多項式核函數， rbf核函數以及sigmoid核函數的最佳參數，從中確定了svm的最優核函數及其參數。This thesis first describes the general research development of bp network, kde, genetic algorithm, arx model and their specific application in dms such as architecture, algorithm - flow etc. then the paper introduces the distributed object technique with the focus on the description of corba and the specific developing tools visibroker. finally, a multi - client distributed monitoring system based on corba is developed with multi - technologies referred before
本文首先系統地介紹了bp神經網路、核函數概率估計（ kde ） 、遺傳演算法（ ga ）和帶外生變量的自回歸模型（ arx ）發展和研究概況以及上述建模演算法在分散式監測系統中的應用，並給出了運用石油流化催化裂化模擬設備的數據測試結果。Within the framework of sparse bayesian learning, the algorithm extends the relevance vector machine by combining global and local kernels adaptively in the form of multiple kernels, and the improved locality preserving projection ( llp ) is then applied to reduce the column dimension of the multiple kernel input matrix to achieve less training time
在稀疏貝葉斯學習的框架下，該演算法首先以多核形式自適應結合全局核函數和局部核函數擴展相關向量機，然後應用改進的保局投影來約簡多核輸入矩陣的列維數以減少訓練時間。Firstly, in the reproducing kernel space, the spline function is discussed and its equivalent relations are gived ; we prove that the 2 - th differential operator interpolation spline function in the space can be expressed not only by the reproducing kernels but also by polygonal functions. so it is easy to prove its best approximation properties in theory and is convenient for numerical calculation in applications, too
首先，在再生核空間中討論樣條函數，給出其等價性條件；證明了空間中的一個二階微分運算元插值樣條既可由再生核函數表示又可由折線函數表示，這不僅在理論上便於獲得此種插值樣條函數的最佳逼近性質，而且在應用上也便於數值計算。分享友人