遺傳型值 的英文怎麼說
中文拼音 [yízhuànxíngzhí]
遺傳型值
英文
genotypic value-
Considering the electrovalence, the curve of water consumption and the reliability of water supply, this paper respectively sets up the model based on the maximal flux and the model based on the expectation flux. it takes yearly expenditure converting value and yearly cistern converting value as target function and takes continuity equation, velocity of flow and compression resistance of cast iron pipeline as restrictions and sets up the pga model on optimal design of water supply networks
考慮到峰谷電價、用水量變化曲線及用水可靠性因素的影響，分別建立了以最高時流量設計管網的模型和以期望時流量設計管網的模型，以年費用折算值加上清水池年造價折算值為目標函數，以連續性方程、管中流速和鑄鐵管耐壓值等為約束條件，進行并行遺傳演算法對給水管網優化設計的實現。Twenty f1 combinations crossed among 5 varieties and strains different in fiber properties according to complete diallel crossing design were used to evaluate the heterosis and gene action of boll weight and lint percentage in high quality fiber property varieties in upland cotton in 1998 1999 for two year successively at nanjing. it was indicated that there existed small interactions with the environmental factors without maternal effects and the additive gene effect was in chief, attaining to 51. 2 % and 65. 4 % respectively for boll weight and lint percentage. the dominant effect was also in higher rate, 32. 6 % and 16. 8 % respectively. the population mean heterosis of boll weight and lint percentage over the mid - parental mean were relatively prominent 13. 3 % and 3. 5 % respectively in extreme significance. however, boll weight showed no significantly surpassing parental f1 heterosis over the better parent based on population mean ( 2. 0 % ) ; while the lint percentage expressed significant negative heterosis value ( - 2. 1 % ). the gene actions were in conformity with the heterosis expression. it was shown clearly that the f1 combinations crossed between parents with similar performances had relatively high dominant effects and significant positive f1 surpassing parental heterosis ( f1 heterosis over the better parent ) ; while no f1 combination crossed between the parents with prominent mutual difference surpassed the higher parent in yield components, which indicated that among those parents with less difference and close relationships, there still existed sufficient genetic variation or certain mechanism for creating variation and achieving greater advances in breeding. correlation analyses also indicated that there still existed severely undesirable negative correlation between yield and fiber properties as well as the difficulties for their simultaneous improvements
利用5個具有不同纖維品質性狀的品種（系）配製完全雙列雜交組合20個，通過親本和f1的2年隨機區組試驗發現產量性狀的鈴重和衣分與環境的互作效應小，不存在母體效應，並以加性遺傳效應為主，分別占表型方差的51 . 2 %和65 . 4 % ;顯性遺傳效應所佔的比率也較高，分別為32 . 6 %和16 . 8 % .鈴重和衣分的群體平均優勢較大，分別為13 . 3 %和3 . 5 % ，達到了極顯著;鈴重的超親優勢為2 . 0 % ，不顯著;衣分為顯著的負值（ - 2 . 1 % ） .遺傳分析與雜種優勢結果一致.具體表現在產量性狀上，親本相當配製的組合雜合顯性較高，其超親優勢正向顯著，而極值親本（差異較大）所配組合沒有超過高親的.這表明親本差異小、親源關系較近的親本中仍然存在足夠的遺傳變異或某種機制以創造變異使育種取得更大的進展.相關分析表明了仍然存在嚴重的品質與產量的負相關，遺傳改良的難度較大In rsdm, binary patterns are replaced by real - valued patterns, accordingly avoiding the coding process ; the outer learning rule is replaced by regression rule, therefore the model has not only the ability of pattern recognition but the ability of function approximation. the prearrangement of the address array bases on the distribution of patterns. if the distribution of patterns is uniform. then the address array is prearranged randomly, otherwise predisposed with the theory of genetic algorithm and the pruneing measure so as to indicate the distribution of patterns and improve the network performance. non - linear function approximation, time - series prediction and handwritten numeral recognition show that the modified model is effective and feasible
在rsdm中，以實值模式代替二值模式，避免了實值到二值的編碼過程：以回歸學習規則代替外積法，使該模型在具有識別能力的同時具有了對函數的逼近能力；地址矩陣的預置根據樣本的分佈採取不同方法，若樣本均勻分佈，則隨機預置，否則利用遺傳演算法的原理和消減措施來預置地址矩陣，使之反映樣本的分佈，改善網路的性能。This paper emploied gp ( genetic program ) to identify and built the model of right - side function of parabolic equations and adopt regularization method to solute its intrinsic ill - posed problem
摘要用遺傳程序設計反演二維拋物型方程右端函數模型並在求解右端函數的適應值評價中我們採用正則化來解決反演中的不適定問題。A method of fuzzy optimization design based on genetic algorithm is presented as a new method of parameter optimization design for dc double closed loop speed adjusting system. the method covers three steps. firstly, speed overshoot rate and settling time are chosen as performance indice according to the demand of engineering. these indice are normalized by using fuzzy membership function and then weighted to form objective function of optimization model of the system. secondly, the dynamic response curve of the system with corresponding parameters and peoformance indice are obtained by computerized numerical calculation and simulation. finally, parameters of engineering design are expanded as searching space ; and parameters of speed regulator and current regulator are taken as genes in chromosome. these genes in searching space are optimized to get best solution by way of genetic algorithm. as shown by experimental results, the parameters designed by this method are capable of significantly improving performance indice of the system, which proves that it is a practical and effective method
提出一種基於遺傳演算法的直流雙閉環調速系統參數優化設計方法.根據工程技術的要求，選用速度超調量和過渡時間作為參數優化性能指標.將該指標用模糊隸屬度函數歸一化，再加權平均形成系統優化模型的目標函數.採用計算機數值計算方法，通過模擬獲得系統對應參數的動態響應曲線及其性能指標.最後以工程設計的參數為搜索范圍，以速度調節器和電流調節器的參數為染色體中的基因，通過遺傳演算法在搜索范圍中優化這些基因，獲得優化解.實驗結果表明，所設計的參數能使系統性能指標有顯著提高Application of the algorithm for different observed head data sets indicate that the model can be successfully applied for aquifer systems where data available may be sparse and with errors. calculated groundwater heads by identification results in fourteen parameter areas are fit for observed heads in field, and flowing filed is similar. the study demonstrates the effectiveness of the ga global optimization model for parameter identification, which is an important step towards real system simulation and effective planning and management of groundwater resources
通過算例研究，表明上述演算法可行，且rbf神經網路方法和退火遺傳演算法對地下水系統參數的識別效果都較好，而退火遺傳演算法較之標準的遺傳演算法具有更好的收斂性將演算法應用到北京市密懷順地區，在收集、分析研究區資料基礎上，建立了北京市密懷順平原區地下水模擬模型，並用遺傳演算法進行了地下水系統參數識別，在十四個分區情況下，計算水位與實際水位擬合的較好，各應力期末的計算與實測等水位線基本一致，表明該識別值較為合理。Especially, those hereditary diseases of the alien brides deserre us to explore, such as - thalassemia and hemoglobin e
尤其是外籍新娘的遺傳性疾病值得我們去探討，如乙型海洋性貧血及血色素e癥。Fifty nine accessions of soybean [ glycine max ( l. ) merr. ] of 301 ones from huanghuaihai and middle - lower changjiang valleys were tested at seedling stage in two years for their drought tolerance by using the mean membership index value averaged over those of plant height, leaf number, root dry weight, stem and leaf dry weight. 4 tolerant accessions ( rank 1 ) and 2 sensitive ones ( rank 5 ) were identified
摘要從301份大豆品種中按根系類型選取黃淮海和長江中下游地區代表性材料59份，在苗期乾旱脅迫和非脅迫條件下對地上部和地下部性狀進行2年重復鑒定，發現材料間性狀隸屬函數值具有豐富遺傳變異，以株高、葉齡、根干重和莖葉干重隸屬函數的算術平均數為抗旱綜合指標，從中篩選出漢中八月黃、晉豆14 、科豐1號、圓黑豆等強耐旱型（ 1級）材料和臨河大粉青、寧海晚黃豆等乾旱敏感型（ 5級）材料。Data processing is performed by pc ， which includes detecting rough error by quartile method base on first order differential, adopting three points algorithm to eliminate deviations of rack displacement and installation, applying minimum containing area method to evaluate the sectional plane radius of roller and realizing it by genetic algorithm, adopting akima method to fit curve of roll profile
主要的數據處理工作在上位機進行，採用基於差分法的分位數演算法剔除粗大誤差；採用三點式測量原理消除探頭的安裝及運動所產生的誤差；採用最小包容區域法評定軋輥半徑，並應用遺傳演算法實現最小包容區域法的尋優計算；採用阿克瑪插值方法進行輥型的曲線擬合。Two composing test paper algorithms are raised based on the maths module : random mix algorithm on mark, genetic algorithm. analyzes the results of these two ways to decide that when which way are used
在建立組卷數學模型的基礎上，提出兩種組卷演算法：面向分值的隨機混合演算法和遺傳演算法，對兩種方法組卷的時間、質量進行對比、評估、分析，確定最優演算法。According to the target value analyse and air defense optimal firing distribution, the optimal firing distribution model is established based on genetic algorithm, so the fire unit efficiency is exploited fully and the most damage efficiency is got
摘要結合戰場目標價值分析，根據防空兵火力分配情況，運用遺傳演算法建立了最佳火力分配模型，使防空武器最大限度的發揮火力單位效能，達到最大毀傷效果。Thirdly, the weight and threshold of bp neural network model was optimized by genetic algorithm ( ga ), which has stronger macroscopic search and global optimization property, based on bp network model of the preparation of superfine quartz powder. this model is named ga - bp, and improves the generalization capability and the parameters forecast precision of bp network model, and was proved to be correct by both theoretical analysis and experiment
再次，本文以粉石英制備的bp網路模型為基礎，利用遺傳演算法（ ga ）較強的宏觀搜索能力和良好的全局優化性能，對bp網路模型的權值和閾值進行優化，極大地提高了bp網路模型的泛化性能和參數預測精度，將經過ga優化后的bp網路模型簡稱為ga - bp網路模型。Indeed, groups of homozygous diploid mitogynogenetic fry of grass carp, which is very important for both the theoretical and practical research of genetic breeding, have been produced with this techniques based on the parameters
並得到了在遺傳育種理論研究和生產應用上均有重要價值的基因純合型的雌核發育草魚。Based on a mathematical model which conforms to constraints, and has minimum discounted value of the sum investment and loss - cost in whole planning period, a new binary coding genetic algorithm is presented to solve multi - stage planning problem in this thesis. the method is proved to be efficient by test example
本文分析了多階段電網規劃的思路，基於一個滿足約束條件，並在整個規劃期內所需要的投資費用和運行費用總和的貼現值為最小的數學模型，用遺傳演算法對算例進行了計算，計算中染色體編碼採用了涵括多個時間段的二進制方式，有效地解決了各階段之間的協調問題。Many technologies of electrically small antennas and wide band antennas are discussed in theory, simulation and experiment. and some novel electrically small or wide band antennas are proposed. the loaded monopole is analyzed in depth integrating the genetic algorithm ( ga ) with the method of moments ( mom ) in order to increase the gain and decrease the vswr of antennas used at hf / vhf band
在本論文的研究過程中，通過合理利用各種現有的天線寬帶化和小型化的理論成果、有效的綜合各種技術措施，運用矩量法和遺傳優化演算法等數值方法，深入研究了加載單極子天線問題，旨在全面提高高頻/甚高頻頻段內的天線增益和降低電壓駐波比，以獲得較高增益的、基本滿足駐波要求的小型超寬帶天線。( 5 ) the comparing of the sequence divergence values 0. 013 between these two subspecies ( the relevant sequences of the other subspecies of great bustard ( o. t tarda ) from genbank ) and 0. 005, 0. 006 among haplotypes in different subspecieses, suggested that genetic differentiation between subspecies was larger than populations, and the genetic diversity in interpopulation was higher than intrapopulation
（ 5 ）與genbank中歐洲指名亞種（ o . ttarda ）的相應區域序列的比較顯示，兩亞種間的序列差異值為1 . 3 ，與亞種內不同單元型間的序列差異值0 . 5和0 . 6相比，說明大鴇亞種間遺傳分化較大，種群間遺傳多樣性水平稍高於種群內的。Now we shall list our contribution to the transportation problem : ( 1 ) expected value goal programming, chance - constrained goal programming model and dependent - chanced goal programming model of random transportation are constructed ; ( 2 ) expected value goal programming, chance - constrained goal programming model and dependent - chanced goal programming model of fuzzy transportation are constructed ; ( 3 ) expected value goal programming, chance constrained goal programming model and dependent - chance goal programming model of rough transportation problem are constructed ; ( 4 ) enlightened by liu ’ s thought that solve the uncertain programming with hybrid intelligent algorithm, we design a hybrid intelligent algorithm, that is, genetic algorithms based on simulation to achieve the approximate best solution of the nine above mentioned models
得到如下主要結果: （ 1 ）建立了隨機運輸問題目標規劃的期望值模型、機會約束規劃模型、相關機會規劃模型; （ 2 ）建立了模糊運輸問題目標規劃的期望值模型、機會約束規劃模型、相關機會規劃模型; （ 3 ）建立了粗糙運輸問題目標規劃的期望值模型、機會約束規劃模型、相關機會規劃模型; （ 4 ）受liu等人提出的用混合智能演算法求解不確定規劃的思想的啟發，結合運輸模型的特殊結構，設計了一種基於模擬的、求解不確定性運輸問題的遺傳演算法。We took the high frequency flyback converter design as an example and made a calculation model of the total loss of the high frequency flyback transformer. on basis of the caculation model combined with the systemic method of designing dc - dc converter, and the method which is base on the current shape, is presented to achieve the appropriate parameters of the flyback transformer, an optimized approach to design high frequency dc - dc converter is given in this paper. the appropriate parameters were achieved by genetic algorithm. through this method, a practical high frequency flyback
2 .在理論分析的基礎上，以優化高頻變壓器的磁芯損耗和繞組損耗為目標，以單端反激式變壓器為例建立了高頻變壓器的總損耗計算模型，在該損耗計算模型的基礎上結合從系統角度設計dc - dc變換器的方法和考慮電感電流波形對變換器設計的影響，採用一種基於遺傳演算法的高頻dc - dc變換器的優化設計方法，該優化方法實現是通過遺傳演算法計算得到設計參數的最優取值。This paper expounds the application of the successful clone of the model animal in the gene therapy, finds out the truth of human being ' s senescence on the molecule level, probes into the discovery of the ft gene with theoretical significance and application value, and introduces the researching progresses and application values of the genetic engineering technology, bioengineering breeding and human - organ regeneration
闡述了模型動物的成功克隆在基因療法上的應用，在分子水平上揭示了人類衰老的秘密，探討了「 ft 」基因的發現具有的理論意義與應用價值，同時介紹了遺傳工程技術、生物工程育種和人體器官再生的研究進展及其應用價值。Primers of ecori were signed with fluorescent dye and four pairs of primers were selected from twenty - four pairs. 261 dna fragments were generated by the four pairs of primers in forty - three individuals sampled. percentage of polymorphic bands is 51 %, the value of shannon index ( i ) is 0. 086 and nei ' s gene diversity ( h ) is 0. 151
統計這些aflp表型帶標記，用popgene軟體計算各種多樣性數據（ ppb值為51 ， shannon多樣性指數為0 . 086 ， nei ' s基因多樣性值為0 . 151 ） ：用ntsys軟體計算各個樣品間的相似性系數，並用upgma法基於相似性系數進行聚類分析，構建樹狀圖，它們可反映出元寶山冷杉種群內個體間的遺傳關系。分享友人