genetic variant 中文意思是什麼
genetic variant
解釋
遺傳性變型-
Also, multi - line balancing problem is discussed, and a new variant genetic algorithm called kpga is proposed. it overcomes the drawbacks of the traditional gas and adopts the so - called coss - kindred selection. the algorithm is verified to be more efficient than the traditional ga and other variant gas
本文還針對多生產線布局問題提出了一種新型的遺傳演算法? ?家族保護遺傳演算法（ kpga ） ，該演算法針對傳統遺傳演算法的制約因數加以改進，採用跨家族選擇和家族內選擇相結合的選擇方式。 -
To some degree, the inheritance and segregation of variant traits had a link with genetic relation between exogenous dna donor and receipt
轉化當代和後代產生了許多變異個體，變異性狀的遺傳與轉化當代外源dna供體的親緣關系有一定的相關性。 -
The first part comprises industrial pta oxidation process modeling, residual fluid catalytic cracking process modeling, complex distillation modeling and analysis, the application of pta oxidation process soft - sensor technology. in the second one, the infeasibility degree based genetic algorithm is proposed to handle constrained optimization problem in engineering cases and the neighborhood and archive based genetic algorithm and its variant are proposed to treat the multi - objective optimization problem. with that, the pta oxidation process is regarded as a benchmark for the application of the proposed multi - objective optimization genetic algorithm
論文內容分為兩部分，第一部分對包括三個典型的工業過程， pta氧化反應器、渣油催化裂化反應系統和復合式精餾塔進行分析、建模以及pta氧化過程的軟測量工程實施；第二部分分別提出了基於進化演算法解決工業過程中普遍存在的約束優化問題和多目標優化問題的過程優化演算法? ?基於不可行度選擇遺傳演算法和基於鄰域和存檔操作遺傳演算法，並利用該演算法對工業pta氧化過程操作進行多目標優化研究。 -
Then, we establish the finite element analysis models of the antenna in different structure layout, and obtain the corresponding frequencies and model shapes. finally, according to the importance of each object, we set up the model of multiple objects that aims to maximize the first natural frequency and minimize the mass. combining orthogonal experiment and variant weighting coefficient method, we formed an effective multiple objects optimized algorithm basing on the neural network and genetic algorithm
本文首先詳細的敘述了天線結構的各組成單元，闡明了天線反射拋物面的形成原理；然後在ansys軟體環境中建立了不同結構布局下天線的有限元分析模型，分析計算了各種情況下天線的的固有頻率與振型；最後依據天線各指標的重要性，建立了以一階固有頻率最大、質量最小為目標的天線結構多目標優化設計模型，並基於神經網路和遺傳演算法，結合正交實驗和變加權系數技術，形成了一種有效的多目標優化演算法，在matlab平臺下實現了天線的結構多目標優化設計計算程序，求得了天線的最佳結構參數。 -
In this paper, relevant algorithm of the automatic producing test case will be discussed, furthermore, the simulate annealing genetic algorithm of automatic producing the case of combination of condition covering test, and the orthogonal latin squares method of the automatic producing the case of combination of input variant covering test are offered in the paper
本文討論了自動生成測試數據的相關演算法，並在此基礎上，給出了能自動生成條件組合覆蓋測試數據的模擬退火遺傳演算法以及可自動生成輸入變量值組合覆蓋測試數據的正交拉丁方方法。 -
Conclusions a common genetic variant at the traf1 ? c5 locus on chromosome 9 is associated with an increased risk of anti ? ccp - positive rheumatoid arthritis
結論：常見的9號染色體traf1 ? c5位點的遺傳改變與抗? ccp反應陽性的類風濕關節炎的風險增高相關。 -
Some studies looked at homocysteine and the occurrence of heart attacks and strokes in large numbers of people ( cohort studies ), some focused on people with a common genetic variant which increases homocysteine levels to a small extent ( genetic studies ), while others tested the effects of lowering homocysteine levels ( randomized controlled trials )
一些研究著眼于大樣本人群中同型半胱氨酸與心臟事件和卒中的關系，一些重點研究發生共同遺傳突變導致同型半胱氨酸發生輕度升高的人群，還有就是研究降低同型半胱氨酸水平的作用（隨機對照實驗） 。 -
In chapter 2, by defining some concepts, such as constraint unit, constraint aggregate, constraint relation, constraint method, constraint chain, constraint degree and associate constraint sub _ aggregate etc. the basic constraint factors that affect the complex pipeline system packing are fully analyzed in the first. in the following, a mathematical modelling method used for complex pipeline system " optimization packing design is brought forth based on the optimization target decomposing, then a mode of generalized proposal field of the complex pipeline system packing design is constructed. finally, a variant genetic algorithm for the solution of the mode mentioned above is derived
第二章，通過定義約束元、約束集、約束關系、約束方法、約束鏈、約束度、關聯約束子集等概念，對影響復雜管線系統規劃布置的基本約束因素進行了較為全面、系統的分析；探討了基於目標分解的復雜管線系統優化布置問題的數學描述方法，建立了面向復雜管線系統布置的廣義布置方案場模型，並在此基礎上設計了求解該模型的變異遺傳演算法。 -
The sequences of the structural protein genes and deduced a mino acid sequence of isolate lx4 were compared. by computer software, complete main structural genes sequence of ibv domestic strain and molecular characteristic genetic - variant analyses, and probably t cell and b cell epitopes of the main structural protein of infectious bronchitis virus were analyzed premently
通過計算機分析軟體，對我國ibv地方流行毒株lx4的主要結構基因全序列、分子特徵及遺傳變異進行分析比較，並初步分析預測傳染性支氣管炎病毒主要結構蛋白上可能存在的t細胞和b細胞表位。 -
Clearly, any genetic variant that compromises this developmental process would be self - eliminating
很明顯的，任何破壞這種發育過程的基因變異，都是自我毀滅。 -
The 14 sequences contained small signatures that pointed to where they originated - something that could be a useful epidemiological tool - - but there was no major variant in their genetic machinery
14段排序包含著表明它們源於何處的微小標記，這些都是有用的流行病學調查工具，但在它們遺傳機制上並沒有主要的變異。
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