種的不可變性 的英文怎麼說
中文拼音 [zhǒngdebùkěbiànxìng]
種的不可變性
英文
immutability of species-
Tailings active also do not be immutable, it may know surpass work means activation, general methods have following 3 kinds : mechanical reduction law, hydro - thermal synthetic law and alkalescence arouse law
尾礦的活性也不是一成不變的,它可以通過人工手段激活,常用的方法有如下三種:機械磨細法、水熱合成法和堿性激發法。Improving anil jain ' s algorithm, we propose a minutiae match algorithm. our improvement is focused on the following two aspects : first, we use a minutiae alignment algorithm based on the iteration of the neighbor minutia centered at the minutia gravity. secondly, we use a modifiable bounding - box to carry out minutiae matching, which makes our algorithm more robust to the non - linear transform of the fingerprint images
我們的改進主要體現在二個方面:首先我們利用了一種「基於重心附近遍歷的特徵點對齊演算法」 ,該方法不需要記錄特徵點的多餘信息來進行特徵點的對齊;其次,我們利用一個可變大小的「界限盒」來進行特徵點的匹配,使得我們的匹配演算法對指紋圖像的非線性形變具有更好的魯棒性。Charcoal here implies a component with variable properties, not a specific chemical.
木炭是一種具有可變性質而不是具有特定性質的化學藥品。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
針對這一問題,文中提出了一種全自適應的不對稱高斯基函數網路( agbfn )結構,網路的基函數採用具有不對稱寬度的偽高斯函數,和常規的高斯函數相比,具有更大的可變性和延展性,從而使得隱層神經元在函數近似上具有更高的適應性,提高了神經網路的學習能力。This energy uncertainty in turn appears as a variability in the apparent mass of the particle.
這種能量的不確定范圍,又表現為粒子表觀質量的可變性。Though the relation between enterprises in ascms is full of competition, cooperation and dynamics, and the environment is unpredictable and changeful, the multi - agent coordination mechanism can fully accommodate these characters. above all, this mechanism will greatly enhance the order plan ' s reliability and feasibility with disposing the resource " s uncertainty or exception
構成敏捷供需鏈的企業之間具有競爭、合作、動態等特性,其環境是不可預測、持續變化的,針對這個特點本文提出的多agent協調機制能夠充分適應這種結盟企業的動態變化,最重要的是通過協調處理各種資源的不確定性或例外情況,使訂單計劃具有更強的可靠性和可行性。Then we make a deep research on human visual system and wavelet transformation, and a new wavelet watermarking method based on hvs is proposed to solve the conflict between robustness and imperceptibility
在此基礎上,論文又將人眼視覺系統和小波變換結合在一起,提出了一種基於hvs的小波水印演算法,人眼視覺模型的應用緩解了演算法魯棒性和不可見性間的矛盾。Abstract : the gpc or crhpc strategy with input constraints will be possible to lead to infeasibility of the control algorithm and the performance of the control system will get degradation or instable. in order to overcome this problem, a control algorithm with guaranteed feasibility is proposed in this paper. it is shown that the algorithm makes the plant asymptotically stable and drives condition setpoint close to the actual setpoint of the plant
文摘:在系統輸入受限的情況下,採用一般的廣義預測控制或受限時域預測控制有可能會造成控制演算法不可行,從而使系統的性能變壞或不穩定.針對這個問題,本文提出一種保證可行性的控制演算法,並證明該演算法能夠使系統漸近穩定且最終使條件設定值跟蹤系統的實際設定值With the integer wavelet transform to the original image we apply a general hid means in wavelet domain for all kinds of files especially for the executable files and text files. the result shows that we can get an invisible image
本文為可執行文件與文本文件及其他各種格式的文件提供了一種通用的小波域隱藏方式,採用整數小波變換對原始圖像進行處理,實驗結果表明,可以達到較好的不可見性。The enzyme may exist in two interconvertible, active forms which possess different activation energies.
酶可以以兩種相互可變的、具有不同活化能的活性形式存在。Multivariate morphometrics was conducted on the endemic asian genus sinibrama wu, 1939 in east asia in order to investigate the morphological variations among the 4 nominal species and subspecies known from south china. principal component analysis ( pca ) was performed respectively for seven meristic and thirty - two morphometric characters that were based on 224 specimens
運用多變量形態度量學方法,研究東亞特有魚類類群?華鯿屬魚類的形態差異,對其在分類學上存在疑問的物種的不同地理居群的18個框架測量距離、 14個常規測量距離和7個可數性狀進行了主成分分析。Experimental results show that the proposed techniques have good imperceptibility and can survive of common image processing operations and jpeg lossy compression with high robustness. the second one considered the watermarking system as a special digital communication system and introduced the ecc as channel coding technique. by using the turbo coding technique, we are able to reduce the watermark bit error rate and improve the robustness of the watermark so as to make counterfeiting attacks more difficult
本文在保證水印不可見性的基礎上和載體圖像的允許降質范圍內,利用rbf神經網路技術實現數字水印信息的最大強度嵌入以增強數字水印抵禦各種惡意攻擊的穩健性;在通信論和信息論模型基礎上,引入ecc (差錯控制編碼)技術降低水印的誤碼率,使得提取水印信息更加可靠,使可能的水印攻擊變得更加困難,從而獲得更好的水印穩健性和可靠性。The braess paradox model is taken as an example to reveal the essence of entropy - maximization and utility - maximization which lies in the unity of the most efficient for the whole and the fairest for local parts and individuals. the internal symmetry of the scaling laws are bring to light based on the dual model of entropy - and utility - maximization. the internal symmetry including translational symmetry, dilation symmetry, and bilateral symmetry originate from relative energy - conservation and information conservation of urban systems reflected by the dual models, and parity conservation of scaling laws
揭示標度律及其等價模型各種對稱性質,發現城市系統具有平移對稱、鏡像對稱和標度對稱等內部對稱性,這些對稱性都對應著城市系統的不可觀測量,其本質在於系統內部隱含的守恆律,包括標度變換的奇偶守恆、能量和信息的相對守恆等。One is the change of the operating environment and other unmeasurable disturbances. the other is that some simplifications such as model reduction and linear approximations are made during modeling due to the limitation of theory and technology. the difference is usually described as the uncertainties in control systems
在實際工業過程式控制制中,一方面因為外部工作環境變化和各種不可測干擾的影響,另一方面因為受理論和技術的限制,在建模過程中經常要做一些簡化處理,例如高階系統的降階處理、非線性方程的線性化等,這些原因使得實際系統與用以分析與綜合的數學模型之間存在著一定的差別,在研究中一般將這種「差別」敘述為系統的不確定性。Pedodiversity is a new theory and method based on biodiversity conception in ecology but applied to non - renewable non - biological resource that was developed since the 1990s. this paper applied pedodiversity analytical theory and method to analyze the spatial variability of the soils developed on different parent materials and terrains, the data source is 1 : 1, 000, 000 scale soil and terrain digital database ( soter ) of shandong province, china
土壤多樣性理論是20世紀90年代發展起來的、基於生態學中生物多樣性概念但應用於不可再生性非生物資源的一種新的理論與方法.本論文應用土壤多樣性分析理論與方法,以山東省1 : 100萬土壤-地形體數字化數據庫( soter )為數據源,對不同母巖、不同地形上發育的土壤空間可變性進行了研究。In chapter 3, the group decision - making is applied in the safety evaluation, and the credit degree is put forward to considering the experts " appraisal level. the principle of set - valued statistics and the fuzzy gravity center based decision theory are put into a new method, and are applied in the uncertain type of ahp. hence, the weights of evaluation indices that reflect the experts " level are gained. this measure, which reflects the objective of the evaluation process and the subjective of the experts, can concentrate various opinions and lower the deviation of the evaluation process. a new method of calculating weights and variable weight is presented in the safety evaluation, and it is discussed that how the method of variable weight is applied in several evaluation methods
在原有的集值統計原理的基礎上,引入對專家評判水平的評判? ?專家的權重,形成加權的集值統計原理,並與重心決策理論相結合,計算出考慮了專家水平差異的橋梁安全性評價指標的權重。這樣處理反映了評價的客觀性和參評人員的主觀性,能很方便地集中多種不同意見,減少了評價過程中的隨機誤差。在橋梁安全性評價中,為了反映橋梁狀態發展的不均衡性,使評價過程更趨于合理,評價結果更可靠,將變權原理應用於橋梁安全性評價,探討變權原理在多種評價方法中的運用。The sense of this work is to gain a further understanding of helium in the two metals. on the diffusion of helium - 3 in two spherical shell samples made of 21 - 6 - 9 type of stainless steel, during the storage of tritium at the pressure of 6. 13mpa for about 4 and 6 years at room temperature and later exposed to air for another 3 and 1 year. first, a calculation based on the analytical and numerical method to the diffusion and decay theories was developed to evaluate the concentration distribution of helium - 3 by tritium diffusion and decay in the samples
在不銹鋼氚衰變~ 3he的擴散行為研究中,建立了氚和~ 3he濃度分佈的解析解和數值計算方法,以評估充氚不銹鋼球形容器壁中氚衰變~ 3he的宏觀濃度分佈,同時還用數值計算方法以求解氚和~ 3he的多步擴散行為;對樣品表面逐層蝕刻、同時收集釋放的~ 3he進行分析,分別實測了經室溫條件下在6 . 13mpa高壓氚中貯存4年和6年、空氣中存放3年和1年的兩種21 - 6 - 9不銹鋼球殼樣品內壁中~ 3he濃度分佈;結果表明:由於he在金屬中的不可容性, he原子偏聚于不銹鋼表面以及內部的局部區域,在整體趨勢上, ~ 3he分佈與計算結果相一致,根據理論計算,兩種21 - 6 - 9不銹鋼球殼樣品內壁中~ 3he到達的深度分別為350 m及500 m 。In order to adapt the scheme to both the color image and the gray image, while embedding the watermarking into the image, the scaling factors are determined by the local luminance feature and texture features of the image. it can improve the embedding strength and the watermarking robustness. from the experimental results, the stego - images are extremely robust to common image processing such as median filter, jpeg compression and denoising after adding the stochastic noises
2 、提出了一種新的基於小波變換和紋理特徵的數字水印演算法,該演算法依據從圖像小波域提取出的紋理特徵來選取水印的嵌入位置,較好地利用了圖像的紋理區域,既能掩蔽較多的噪聲,又能較好地抵抗jpeg壓縮等一般性攻擊,調節了數字水印技術中存在的不可見性與魯棒性之間的矛盾。Based on the algebraic transformation and the frame of kmm algorithm, a self - adjusting factor was embedded into newton equations for p0 linear complementarity problem, a new infeasible interior point algorithm for p0 linear complementarity problem ( p0 - lcp ) was developed and its global convergence analysis was established
摘要基於代數變換和kmm演算法的框架,通過在牛頓方程中嵌入一種自調節功能,提出了一種新的求解p0陣線性互補問題的不可行內點演算法,並證明了該演算法的全局收斂性。Then mechanical experiments were carried out to measure the longitudinal tensile strength and radial supportive strength. based on the testing results, the different deformation functions of the tubular fabric were obtained and we conclude that the strength indexes vary directly as the material diameter and the arrangement of the pp and pgla has a prominent influence to the radial supportive strength of the woven artificial trachea. in addition, the degradation property of the tracheal prosthesis was investigated and this provides another important foundation for the fabrication technology of the artificial trachea
在試驗測試部分,本課題對試樣的拉伸性能和徑向強度進行了測定,根據試驗的結果深入研究了每種管道織物在測試過程中的不同變形作用,也得到了不同的編織工藝參數對人工氣管力學性能的不同影響:原料的細度的變粗可增大人工氣管各力學強度指標;機織組織管道織物中兩種原料的排列方式對人工氣管的拉伸性能並無明顯影響而對其徑向強度影響顯著,其中以「 1隔1 」和「 3隔3 」的排列方式較佳。分享友人