混合因數 的英文怎麼說
中文拼音 [húngěyīnshǔ]
混合因數
英文
mixing factor- 混 : 混形容詞1. (渾濁) muddy; turbid2. (糊塗; 不明事理) foolish; stupid
- 合 : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
- 因 : Ⅰ動詞[書面語] (沿襲) follow; carry on Ⅱ介詞1 [書面語] (憑借; 根據) on the basis of; in accord...
- 數 : 數副詞(屢次) frequently; repeatedly
- 混合 : (攙雜在一起) mix; blend; mingle; admix; mixture; mix up; interfusion; commixture; blending; cre...
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Based on fractional sampling method, a new super - exponential iteration decision feedback blind equalization algorithm for severely nonlinear phase distortion channels was proposed
因此針對嚴重頻率衰落和非線性相位失真通道,提出了一種分數采樣的混合盲均衡演算法,並獲得了較快的收斂速度和較小的剩餘均方誤差。The elements of the reduced - jacobian matrix are functions of some parameters of the system. for example, effective short ratio, power base ratio, coupling impedance and load flow of the system. for single - infeed hvdc system with a parallel ac line, computer simulations using power system analysis software package ( psasp ) were performed
用一種簡單的方法可以求得降階雅可比矩陣,由於降階雅可比矩陣的元素都是交直流混合系統中一些參數的代數函數,如有效短路比、功率基準比、連接阻抗和系統潮流等,因此,矩陣的特徵值也與這些參數相關。On the other hand, they play an important role in the theories of esfimation for regression function. in this paper, we mainly get the large sample properties for partitioning estiona - tion and modified its estimation. for example, we proved their asymptolic normaity under nuture conditions by means of mortingle theory ; we also get their strong consistency for regression function under censored samples ; and finaly we genearzed the result to dependence sample and have strong consistency for the modified partitioning estimation of regression function
因此本論文研究了回歸函數基於分割估計及改良基於分割估計的大樣本性質,利用鞅的有關理論,在比較自然的條件下,證明了其漸近正態性;首次構造了截尾樣本的回歸函數基於分割估計及改良基於分割估計,並證明其強相合性;同時把有關結果推廣到相依樣本下(如混合) ,獲得了改良基於分割估計的強相合性及收斂速度。In communicaton the bandwidth is an important problem that we should consider, specially in wireless communication. in fact the fiber is mainly used in backbone networks, so it is essential to develop the low rating coding technology of voice. the arithmetic of melp is based on the model of lpc and use the form of mixed excitation. because it integrates the idea of multi - band, so it has the merit of lpc and mbe. it is a perfect coding scheme in low rating voice coding relatively
而melp語音壓縮編碼演算法是在線性預測編碼參數模型的基礎上,採用混合激勵的形式,並且結合了多帶的思想,因此它擁有線性預測編碼和多帶激勵的優點,是目前低速率語音編碼中一種比較理想的編碼方案,也是本文研究的重點。本論文通過研究melp的語音編解碼演算法的原理,對它的編解碼過程作了比較深入的研究,對其中的一些公式進行了理論推導,並作了模擬分析,最後研究了該演算法的c語言實現。The content of this paper is arranged as foll owing : chapter 1 introduces the concept of credit, credit risk and credit assessment, as well as the history and development of credit assessment ; chapter 2 introduces the history of ai technology, and the background of expert system and neural network. characters and disadvantages of expert system and neural network are presented respectively and the necessity of combining expert system and neural network is lightened ; chapter 3 shows the process of dealing with sample data, including the treatment of exceptional data and factor analysis, and puts forward the concrete framework of the mixed - expert credit assessment system ; chapter 4 introduces concept of object - oriented technology, and constructs object model and functional model after analyzing the whole system. it also illustrates the implementation of concrete classes by an example of rule class and the inference algorithm in the form of pseudocode ; chapter 5 introduces the structure of the whole system, the major functional models and their interfaces, and the characteristic of the system is also generalized ; chapter 6 summarizes the whole work, and points out the remaining deficiencies as well as the prospective of this method
本文具體內容安排如下:第一章介紹了信用、信用風險、信用評價的概念,回顧了信用評價的歷史、發展和現狀,並綜合各種信用評價模型,指出這些模型各自的優缺點:第二章簡單描述了人工智慧技術,著重介紹有關專家系統與神經網路的基礎知識,通過總結它們的優缺點,指出結合專家系統與神經網路構造混合型專家系統的必要性;本章還介紹了神經網路子模塊的概念,提出了混合型專家系統的一般框架與設計步驟:第三章對樣本數據進行處理,包括異常數據的剔除、因子分析等,提出了信用評價混合型專家系統的具體框架結構,介紹了系統知識庫的主要部分、基於優先級的正向推理機制的流程、以及基於事實的自動解釋機制的具體實現方法;第四章介紹了面向對象技術,進而採用面向對象對信用評價系統進行分析,建立了對象模型和功能模型,並在此基礎上,採用c + +語言以規則類為例說明系統中具體類的實現,用偽代碼的形式描述了推理的演算法;第五章描述了整個系統的結構,對系統主要功能模塊和界面進行了介紹,並總結系統的特點;第六章總結了全文,指出本文所構造系統存在的不足以及對將來的展望。The genetic correlations of six agronomic characters in some indica - japonica crosses were analyzed using mixed - linear model method. the results indicated that there existed correlations to a certain degree among the measured traits. the phenotypic correlations of plant height with filled grain or seed setting were significant. panicle length with total grains or filled grain, total grains with filled grain or seed setting, and filled grain with seed setting were the same. for panicle length with plant height or seed setting, total grains with filled, and for filled grain with seed setting, genetic correlations were also significant. further analysis, the result showed that genetic correlations between the measured traits were mainly due to domimant effects. in addition, additive correlations were significant for grain weight with panicle length or total grains or filled grain, and for total grains with filled grain
用混合線性模型方法對秈粳亞種間雜交組合農藝性狀的相關性進行了遺傳研究,結果表明:被測性狀之間大都存在一定程度的相關.其中,株高與實粒數、結實率,穗長與總粒數、實粒數,總粒數與實粒數和結實率,以及實粒數與結實率之間具有顯著的表型相關,總粒數與實粒數,實粒數與結實率,以及穗長與株高和結實率之間具有顯著的遺傳相關.進一步的分析表明,性狀之間的遺傳相關大多歸因於顯性效應,而粒重與穗長、總粒數和實粒數之間,以及總粒數與實粒數之間還具有極顯著的加性相關The mentally dense sequence have a series of the characteristic inscrutability that is the good and false random, orbital inscrutability and the sensitivity of the early value. etc. so it is very keeping with in digital signature application
混沌序列由於具有良好的偽隨機性、軌道的不可預測性、對初值的敏感性等一系列特性,因此它非常適合在數字簽名中的應用。In the algorithm level, currently various training algorithms of neural networks, including gradient algorithms, intelligent learning algorithms and hybrid algorithms, are comparatively studied ; the optimization principle of bp algorithm for neural networks training is analyzed in detail, and the reasons for serious disadvantages of bp algorithms are found out, moreover, the optimization principle of two kinds of improved bp algorithms is described in a uniform theoretic framework ; and the global optimization algorithms of neural networks, mainly genetic algorithm are expounded in detail, it follows that a improved genetic algorithm is proposed ; finally the training performances of various algorithms are compared based on a simulation experiment on a benchmark problem of neural network learning, furthermore, a viewpoint that genetic algorithm is subject to " curse of dimension " is proposed
在演算法層,本文對目前用於神經網路訓練的各種演算法,包括梯度演算法、智能學習演算法和混合學習演算法進行了比較研究;對用於神經網路訓練的bp演算法的優化原理進行了詳細的理論分析,找到了bp演算法存在嚴重缺陷的原因,並對其兩類改進演算法-啟發式演算法和二次梯度演算法的優化原理,在統一的框架之下進行了詳盡的理論描述;對神經網路全局優化演算法主要是遺傳演算法進行了詳細的闡述,並在此基礎上,設計了一種性能改進的遺傳演算法;最後基於神經網路學習的benchmark問題對各種演算法在網路訓練中的應用性能進行了模擬研究,並提出了遺傳演算法受困於「維數災難」的觀點。Even with the attenuation factor blending into our lighting equation, still, the maximum amount of light a surface receives is ( n. l )
雖然我們已在光照方程式中加入了混合衰減因子,但是還需要表面的最大值光照數量。Based on the lab orthogonal tests, using self - manufactured constant head permeameter, the effect of gravel content, void ratio and particle shape on the coefficient of permeability of soil - rock - mixture was studied
本文採用室內正交實驗,利用自製的常水頭滲透儀,研究了礫石含量、孔隙比和顆粒形狀3個因素在不同水平下對土石混合體滲透系數的影響。Since the antiplane scattering problems of local sites could be divided into two kinds : interior and exterior problems, main points to solve the problems are graf ' s addition theorem. so two expressions and suitable range of the graf ' s addition theorem are studied hi the paper. moreover, an auxiliary function method for mixed boundary - value problems are also discussed in this paper
由於典型局部場地彈性波出平面散射問題可以分為內域型和外域型兩大類,求解這些問題的要點是要完成特殊函數在不同坐標系間的變換,因此本文對graf加法公式的兩種表達及其適用范圍做了研究,另外對解決混合邊值問題的輔助函數法做了研究。Then, using statistical method, performance indexes are compared, and the prior layer setting is obtained. through elaborate indoor tests, the drainage performance, mechanics performance and durability of asphalt treated permeable material are researched. by statistical analyses of vast test data, the balance range of air voids is obtained, via performance tests in different saturation conditions, the durability of the material is gained
對瀝青穩定碎石排水層混合料的材料組成進行了精心的室內試驗設計,依據室內試驗結果,對瀝青穩定碎石排水層混合料的透水性能、力學性能和耐久性能進行了各種因素的影響分析,經數理統計分析獲得了有關性能指標之間的經驗關系,找到了透水性能和力學性能之間的平衡點。The long - awaited day of fast, cheap bandwidth to the home and small office appears to be just around the corner as phone companies and cable companies scramble to deliver high - speed, low - cost telecommunications, running any of a slew of digital subscriber link ( dsl ) technologies and fiber / coaxial cable hybrids up to your front door
人們等待已久的、快速廉價的帶寬線路接進家庭和小型辦公室的日子,看來為期不遠了,因為電話公司和有線電視公司爭相要把高速、低價的通信線路送到你的大門上,這些線路採用數字用戶線( dsl )技術中的任何一種和光纜/同軸電纜混合線路的形式。Conclusion when the data exhibits correlation, mixed linear model is more suitable for the analysis of repeated measurement data
結論在數據之間相關性較為復雜時,混合線性模型更加適合於析因設計的重復測量資料的統計分析。All patches adjacent to water are excotone and they have twist edges and narrow figure, which is suitable with the function of the frequency of exchanging the matter and energy, what ' s more, these patches are mixture in the plant community styles, which is according with the importance character of the excotone which is that many system coexist. 3 ) : the dissimilarity of plant community is key factor in composing the landscape heterogeneity
鄰水斑塊邊界曲折,形狀狹長,多為混合型斑塊,這與生態交錯帶多系統共存特性是相適應的。樹種結構組成差異是構成花港觀魚公園綠地景觀異質性的主要因素,不同木本植物群落類型在花港觀魚公園不同綠地斑塊類型中交錯分佈,同一斑塊類型內部群落相異性指數較高。Based on result of the multiple objective optimization, this dissertation investigates the multiple objective decision of mixed - model flow m anufacturing system. in allusion to the pareto frontier, in terms to the assistant information of decision schemes, the preference of objectives, the preference of decision schemes, individual decision - making and group decision - making are gained through the measure function, 0 - 1 programming and relative entropy combining with subjective and objective factors
在多目標優化的基礎上,研究了混合流水生產系統的多目標決策問題,針對多目標協同優化得到的pareto前端,依據決策方案的輔助信息、對指標有偏好的信息以及對決策方案有偏好的信息等,採用測度函數、 0 - 1規劃方法以及相對熵的方法,結合主客觀因素進行多目標個體決策和群體決策,把多目標優化與多目標決策聯系起來。In this paper, we first analyze the input and output as well as cost - benefit rate of chinese livestock industry by the example of hog, beef, mutton and dairy cow. then, we choose the samples from different regions in different time, use the stochastic production frontier suggested by battese and coelli ( 1992 ), which is aimed at the panel data ( balanced or unbalanced ), and make the econometric analysis for the growth of hog, beef, mutton, and dairy cow. different from the former research for livestock industry, the efficiency measurement theory is introdiced into the growth model and the tfp is dissolved into technical advancement, technological efficiency and residual, the translog production function is used to make the estimation more precised
本文首先以生豬,肉牛、肉羊和奶牛為例對近年來我國畜牧業的投入產出和成本收益狀況進行了分析,然後採用battese和coelli在1992年提出的針對混合數據( paneldata )的隨機邊界生產函數形式,在不同地區選取一定的樣本,利用樣本省的時間序列與截面混合數據,對生豬,肉牛,肉羊和奶牛的增長因素進行了分析,與以往對于畜牧業增長研究不同的是,將效率測算理論引入生產增長模型,把全要素生產率分解為技術進步、技術效率和殘差項,並採取了更加符合實際的超越對數函數形式,使傳統上使用的索洛余值法得到改進,更深層次的剖析了我國畜牧業目前的增長方式。The main achievements are as follows : 1. based on the idea to blend a nuat b - spline curve with a singularly parameterized polygon according to parameter, a local interpolation method is presented for nuat b - spline curve, by which a c ~ 2 nuat b - spline interpolating curve of order 4 without solving a global linear system of equations is generated. 2
主要研究結果如下: 1 .提出了一種局部插值方法,將一條nuatb樣條曲線和一個奇異參數化多邊形按混合因子相混合,不需求解方程組就能生成一條c ~ 2連續的四階nuatb樣條混合插值曲線The vertical diffusivity coefficients kv in january, april, july, october, 1997 are studied respectively. the result is same as the fact that the vertical diffusivity coefficient is large near the coastline and the vertical diffusivity coefficient is small in the interior. the vertical diffusivity coefficient assimilated in january is larger and the possible reason is that the vertical mixing of the south china sea is stronger in winter and there is a cool eddy in winter in the south china sea
我們分別做了1997年1 、 4 、 7 、 10月份的k _ v ,結果與垂直混合系數在岸邊附近較大,在海洋內部較小這一事實相一致, 1月份同化的垂直混合系數值偏大分析原因是冬季南中國海垂直混合較強,可能也與在南中國海內部冬季有一個冷渦有關系。Recent applications have adopted xml as their primary file format but older applications rely on other formats, so you often end up with a mixture of data in new and old formats
最近的應用程序已將xml作為其主要的文件格式,而比較舊的應用程序依賴于其它格式,因此您最終常常得到新舊格式混合的數據。分享友人