行為梯度 的英文怎麼說
中文拼音 [hángwéitīdù]
行為梯度
英文
behavior gradient-
The growth dynamics of tree basal area of form. taxus chinensis var. mairei population in different altitude were discussed using the liu - logistic model, and the results showed that the altutide of 790 meters is more suitable to the survive of form. toms chinensis var. mairei population than 990 meters. plot sampling was selected and dynamic analysis was used to study the height structure of taxus chinensis var. mairei population, and the quadrate picture of height structure and the curve of survival rate were drew
運用改進模型對南方紅豆杉種群在不同海拔梯度的種群優勢度增長進行了探討，表明海拔790m處的南方紅豆杉具有較大的環境容納量，但增長速度不快，海拔990m處的南方紅豆杉種群環境容納量不高，但具有較大的增長速度，這可能與群落的發育階段不同有關，兩地海拔均為南方紅豆杉適宜的生長海拔高度，相比而言，海拔790m的珍稀瀕危植物南方紅豆杉種群數量特徵的研究高度更宜於南方紅豆杉種群的生長。This article puts forward a solution named divide - assemble by deducing the size of bp neural network to overcome entering the local best point, the dividing process is that a big bp neural network is divided into several small bp neural networks, every small bp neural network can study alone, after all small bp neural networks finish their study, we can assemble all these small bp neural networks into the quondam big bp neural networks ; on the basis of divide - assemble solution, this article discusses the preprocessing of input species and how to deduce the size of bp neural network further to make it easy to overcome entering the local best point ; for the study of every small bp neural network, this article adopts a solution named gdr - ga algorithm, which includes two algorithms. gdr ? a algorithm makes the merits of the two algorithms makeup each other to increase searching speed. finally, this article discusses the processing of atm band - width distribution dynamically
本文從bp網的結構出發，以減小bp神經網路的規模為手段來克服陷入局部極小點，提出了bp神經網路的拆分組裝方法，即將一個大的bp網有機地拆分為幾個小的子bp網，每個子網的權值單獨訓練，訓練好以後，再將每個子網的單元和權值有機地組裝成原先的bp網，從理論和實驗上證明了該方法在解決局部極小值這一問題時是有效的；在拆分組裝方法基礎上，本文詳細闡述了輸入樣本的預處理過程，更進一步地減小了bp網路的規模，使子網的學習更加容易了；對于子網的學習，本文採用了最速梯度? ?遺傳混合演算法（即gdr ? ? ga演算法） ，使gdr演算法和ga演算法的優點互為補充，提高了收斂速度；最後本文闡述了用以上方法進行atm帶寬動態分配的過程。Abstract : a cad tool based on a group of efficient algorithms to verify, design, and optimize power / ground networks for standard cell model is presented. nonlinear programming techniques, branch and bound algorithms and incomplete cholesky decomposition conjugate gradient method ( iccg ) are the three main parts of our work. users can choose nonlinear programming method or branch and bound algorithm to satisfy their different requirements of precision and speed. the experimental results prove that the algorithms can run very fast with lower wiring resources consumption. as a result, the cad tool based on these algorithms is able to cope with large - scale circuits
文摘:介紹了一個基於標準單元布圖模式的電源線/地線網路的輔助設計集成工具.它應用了一系列高效的演算法，為用戶提供了電源線/地線網路的設計、優化和驗證的功能.非線性優化技術、分枝定界演算法和不完全喬萊斯基分解的預優共軛梯度法是該工作的三個主體部分.用戶可以選擇使用非線性規劃的方法或者幾種分枝定界方法來滿足他們對于精度和速度方面的不同需求.實驗結果表明，文中所提供的演算法可以在很快的運行速度下實現更低的布線資源佔用.因此，在這些有效演算法基礎上實現的輔助設計工具具有處理大規模電路的能力Coniferous forests, at the same time, the transect was divided 5 gradient ( 18 km / per ) using esri ' s arcview 3. 2
同時藉助于gis軟體arcview對研究樣帶進行人為等距離（ 18km ）劃分為5個梯度區。Finally, this thesis introduces the model - based light map ( mbl ) technique and its basic idea and framework. in order to capture the facial reflection model efficiently, a 3d light stage with 1. 5 - meter radius is custom - built. a basic recovering algorithm based on conjunction gradient method is described and some results are provided
先提出了基於模型的光照圖技術的基本思想和框架，然後介紹自行設計建造的一個半徑為1 . 5米的三維光照架，和一個基於共軛梯度法的光照圖恢復演算法。The thesis selects canny operator to segment the image because canny operator can provide the gradient orientation angle and it can segment the image efficiently
因為canny運算元能夠提供梯度方向角，而且其分割效果也較為理想，本文採用了canny運算元進行圖象分割。A soft sensor modeling algorithm based on improved fuzzy neural network is presented. the normalized average output membership functions are defined as fuzzy basis functions for defuzzification calculation. in order to improve the property of convergence, some parameters of the fuzzy neural network are trained by levenberg - marquardt algorithm, and the others are trained by gradient descent algorithm
提出了一種改進的模糊神經網路軟測量建模方法，採用規則化的平均輸出隸屬度函數作為模糊基函數進行反模糊化運算；在訓練網路時，部分參數採用levenberg - marquardt演算法來訓練，另一部分採用一階梯度下降法。Given the fact that mesozoic magmatism was closely related to the lithospheric thinning, it is proposed that the diachronous lithospheric thinning is the main mechanism by which the taihangshan gravity lineament was formed
由於巖漿作用與巖石圈減薄作用密切相關，因此認為華北巖石圈減薄的時空不均一性是形成太行山重力梯度帶的重要機制。Compared with the classical bp algorithm, robust adaptive bp algorithm possesses some advantages as following : ( 1 ) increasing the accuracy of the network training by means of using both the relative and absolute residual to adjust the weight values ; ( 2 ) improve the robustness and the network convergence rate through combining with the robust statistic technique by way of judging the values of the samples " relative residual to establish the energy function so that can suppress the effect on network training because of the samples with high noise disturbances ; ( 3 ) prevent entrapping into the local minima area and obtain the global optimal result owing to setting the learning rate to be the function of the errors and the error gradients when network is trained. the learning rate of the weights update change with the error values of the network adaptively so that can easily get rid of the disadvantage of the classical bp algorithm that is liable to entrap into the local minima areas
與基本bp演算法相比，本文提出的魯棒自適應bp演算法具有以下優點： （ 1 ）與魯棒統計技術相結合，通過訓練樣本相對偏差的大小，確定不同訓練樣本對能量函數的貢獻，來抑制含高噪聲干擾樣本對網路訓練的不良影響，從而增強訓練的魯棒性，提高網路訓練的收斂速度； （ 2 ）採用相對偏差和絕對偏差兩種偏差形式對權值進行調整，提高了網路的訓練精度； （ 3 ）在採用梯度下降演算法對權值進行調整的基礎上，通過將學習速率設為訓練誤差及誤差梯度的特殊函數，使學習速率依賴于網路訓練時誤差瞬時的變化而自適應的改變，從而可以克服基本bp演算法容易陷入局部極小區域的弊端，使訓練過程能夠很快的「跳出」局部極小區域而達到全局最優。This method is of high reliability and efficiency. it ' s regarded the one of the best designing method nowadays. to choose the best parameter of frication piece and make sure that the cloth ' s mechanical function is the aim of friction piece ' s parameter priority
為了圓滿解決上述兩個問題，本文採用廣義既約梯度法對摩擦片參數、變速器傳動比及變速器二軸六檔齒輪進行了優化設計，該演算法可靠性和效率都很高，是目前公認最為優秀的優化方法之一。Also, the author ’ s design strategy and creativity has been given in this paper. specifically, it includes : based on the feasibility analysis of the fit selection of control parameters in the aeration process, the aeration process of wastewater treatment of the joint - constructional complete - mixed activated sludge process has been aimed at in this paper. then, the state equations of the aeration process have been proposed in this paper, which is on the base of dissolved oxygen concentration ( do ) and discharge quantity of sludge ( qw ) as control variables, the concentration of bod and sludge as state variables. based on the present study on optimization control of wastewater treatment, the multivariable optimal control model with restriction factor has been presented in the paper with introducing modern control theory and system analysis into the field of activated sludge wastewater treatment,
具體包括:以完全混合、表面曝氣合建式活性污泥工藝的污水處理曝氣過程為研究對象，在闡述了曝氣過程式控制制參數選取可行性的基礎上，建立了以溶解氧濃度do和活性污泥排放量qw為控制變量，以曝氣池中有機物濃度s和微生物濃度x為狀態變量的活性污泥曝氣過程的基本狀態方程;運用現代控制理論的觀點和污水處理理論，在現有關于污水處理最優控制問題研究的基礎上，建立了有約束條件多變量能耗最小數學模型，該數學模型是以有機物排放總量和狀態變量的末值條件作為約束條件，曝氣過程的能耗最小作為目標泛函;採用增廣拉格朗日乘子法對最優控制問題進行轉化，並對應用極大值原理求解能耗最小這一最優控制問題進行了詳細的解析;引入約束運算元，應用具有控制約束的共軛梯度演算法對能耗最小這一最優控制問題進行求解，並進行模擬實驗驗證。( 5 ) the water circulation system reach a stable state after a year when the exploitation of hdr. namely, there a fixed stress gradient from injection well to production well keeping the normal function, and the stress gradient is higher nearby the injection well, reaching to 43. ompa / km, but the stress gradient is only 10
（ 5 ）高溫巖體地熱開發的水循環系統在一年後變的穩定，即從注入井到生產井有固定的壓力梯度維持系統的運行，而且在注入井附近區域的壓力梯度較』大，達到43 . ompa / km ，中間區域的壓力梯度僅為10 . 7mpa / km 。So, this paper that is based on the their own characteristics and their status, discusses the salary system ’ status and problems of the middle and small - scale iron and steel enterprise, and point out some new creative thoughts according to the compensation rules of the shuicheng iron & steel group company and nanjing iron & steel united co., ltd. in the principle which retaining and motivating the key staff is mainly and recruiting the employees from the external is supply, we should do seriously the job analyze and post appraisal, and adopt the market pay level which is the hybrid policy. in the additions, in the guidance of the hierarchy of the need theory, takes the deference measures to design the compensation structure according to the executive 、 the middle and low level manager 、 technicians and operative employee doing the contributions to the enterprise, adjusts the ratios of fixed wages and variable wages, uses the annual salary system for the executive, implementing the dual ladders to the managers and the technicians
為此，本篇論文主要是根據中小鋼鐵企業的自身特點，論述了中小鋼鐵企業的薪酬體系的現狀和存在的不足，並結合水城鋼鐵（集團）公司和南京鋼鐵聯合有限公司兩家鋼鐵企業的薪酬制度，提出了相應的創新思路，即在以留住、激勵關鍵人才為主，以外部招聘員工為輔的思想指導下，認真做好工作分析、崗位評價工作，採取混合政策的市場薪酬水平，同時，在需求層次理論的指導下，根據經營管理人員、一般管理人員、技術人員及操作人員對企業的貢獻不同採取了不同的薪酬結構設計，調整了特殊人群的固定工資和浮動工資的比例，對經營管理人員實行年薪制，對技術人員和管理人員實行「雙梯制」的職業發展通道，從而確保了薪酬制度的公平性、經濟性、激勵性，不同程度地鼓勵了企業特殊人才的工作積極性和主動性，優化了企業的制度，提高了企業的核心競爭力。In this paper, we prepared 110x80mm ti : al2o3 crystal ( 11 stone ) by directional temperature gradient technique ( dtgt ), choosed its top, middle part and bottom, and fabricated powder samples with carnelian mortar. then we observed and analyzed the surface of ti stone by using sem, and found it is ti that is the main component of the black thing on the surface of ti stone
本文採用導向溫度梯度法制備了110 80mmti ： al _ 2o _ 3晶體（鈦寶石） ，並取其上部、中部、下部用瑪瑙研缽製成粉末樣品，用掃描電子顯微鏡對鈦寶石表面進行了觀察分析，結果表明鈦寶石表面上的黑色物質的主要成分為鈦。Meanwhile, some outmoded consume pattern, such as purchasing house once and for all, are subjective causes. according to the housing policy, the paper put forward the consume pattern of the staged - consumption and supplies the methods, which carries out the reusing old and build the new on the basis of developing rent market, with extensive company and quantitative analyzing, it conchies that properly renewing the " tongzilou " and building the apartment should have the cushioning effect and the realistic valves
在分析原因的基礎上，以國家「梯度消費」 、 「適度消費」的政策為依據，提出青年住房的現實主義? ? 「分步到位」的住宅消費觀念，並詳細闡述了實現的方法，即在大力發展住房二級市場的基礎上，改造與新建並舉，分別以筒子樓改造、經濟實用小套型、酒店式公寓的建設為例，深入闡述了改造和新建的可行性及意義。Using gradient of digital image as criterion of focusing, different image grabbed on different lens position is compared, and lens motor is droved to the optimal position according to result of comparison
該方法利用圖像的梯度和作為鏡頭聚焦的判據，對圖像質量進行分析比較，根據比較結果驅動鏡頭運動直至最佳聚焦點。Here the changes lie in constantly trying out new wirings of the enigma plugboard
梯度演算法逐步對對象（在此情況下為線路連接板設置）進行改變，以此來優化對象。And we have got the following result : 1. the technique of storing water in soil in gneiss area of tai - hang mountain : the more water in soil before rain is, the less water capability of soil is, the time shorter of water flowing from soil is, the easier the water flows on the ground ; the soil capability of reserving water of different soil thickness is terrace > acacia land > pine land > grass land, so the soil is more thick, the soil capacity which contains water is more large ; the accumulated water that flows on the ground is remarkable related with the logarithms of rain time
太行山片麻巖區土壤蓄水規律：雨前土壤含水量越高，土壤可蓄水量越小，出流所需時間越短，容易形成地表徑流；不同土層厚度的土壤蓄水量為：梯田刺槐林地油松林地草地；累積地表徑流量與降雨時間的對數呈顯著正相關，擬合方程為w = a + blnt ，相關系數均大於0 . 92 ，即在降雨強度一定的前提下，降雨時間越長，累計地表徑流量越多。The research include : 1 ) measuring co2 concentration in the soil air and vegetation air by using co2 measuring instruments ; 2 ) measuring the releasing rate of co2 coming from soil surface by using alkaline absorbing method ; 3 ) measuring the hydrochemical indexes of soil water. the research results are as follows : ( 1 ) the author has made field observation of depth distribution of soil air co2 in the mt. jinfo karst experiment site. the results show that two concentration gradient, soil to atmosphere and soil to carbonate rock, are form
本次實驗以典型的亞熱帶巖溶分佈區?金佛山自然保護區為例，選擇了巖溶窪地內的高山草甸和靠窪地邊緣地帶的方竹林、裸地以及石林內的喬木林4個樣地，對土壤co _ 2濃度空間分佈規律以及晝夜動態和日動態變化狀況進行了觀測，獲得了如下新的認識： （ 1 ）土壤中co _ 2濃度分佈的觀測結果表明，土壤中具有土壤-大氣、土壤-碳酸鹽巖兩個方向的co _ 2濃度梯度。The purpose of this dissertation is to study the lagrangian method and conservative rezonning algorithm. finite volume scheme is used for lagrangian equations of hydrodynamics. because of the pressure gradients " influence upon velocities and energy, computational scheme is proposed for momentum equation on two control volumes in order to suspend the time when the mesh becomes distorted
本文的目的是研究lagrange方法及重映演算法，主要內容可分為以下幾個方面：首先從積分形式的二維lagrange流體力學方程組出發，用有限體積格式進行計算，考慮壓力梯度分佈對速度和能量改變的影響，構造了在兩個控制體上的動量方程的計算格式，使得速度的改變受其周圍八個壓力的影響，在一定程度上推遲了網格相交的進程。分享友人