適應變異 的英文怎麼說
中文拼音 [shìyīngbiànyì]
適應變異
英文
adequate variation-
Lawmaking is to aim to enhance all kinds of law ’ s efficiency factors which are confirmative degree and developmental degree and efficient social press. new laws are needed when the law demand which is asked for the variability of insider structure breaks through the intrinsic law supply because a domain ’ s insider structure changes, that is, new sub - domains appear, or intrinsic sub - domains expand or fission or shrink or die away. new laws are also needed if that situation is estimated by legislators in advance
立法旨在提高各子域法的效率因子? ?確定性因子、適應性因子和社會壓力的有效性因子;當域的內部結構發生變化，即出現新的子域，或者原有子域壯大、裂變、萎縮抑或消失時，這種域的內部結構的變異性對法律的需求一旦突破了原有的法律供給，或者立法者已於事先估測到這種情形時，新的立法就成了必需。This dissertation uses genetic algorithm to choose optimum parameters for the widely used pid controllers. in the optimization calculation process, mutation rate, cross rate and parameter range are adaptively changed to accelerate optimization process
本文用遺傳演算法優化工程中廣泛使用的pid控制器的參數，採用變參數區間、變交叉變異概率等方法提高計算速度，並對適應值函數進行了改進。The method proposed in this thesis do well in solving the problems of multi - damping - ratio - spectra simulation. it is convenient to obtain the pareto optimal solution set of the multi - object question by using implicit parallel genetic algorithms and the method can meet the practical needs for simulating ground motions coinciding with multi - damping - ratio - spectra in seismic design. the crossing rate and variance rate are important parameters of genetic algorithms which affect the rate of convergence, the adapting rate of cross and variation in this paper can auto - adapt and according to stand or fall of current sample, it assures the sample approach to the pareto optimal solution set in fast convergent speed
較好地解決多阻尼比反應譜擬合問題；本文方法通過一次運行就能獲得一組具有集系特性的地震動，在擬合多阻尼比反應譜的人造地震波集系的模擬方面有傳統方法所不能比擬的優勢，產生的人造波或人造波集系可滿足工程抗震設計需要；在遺傳演算法中，交叉概率和變異概率是影響收斂速度的重要參數，本文採用的改進自適應交叉概率和變異概率，可以根據當前樣本的好壞程度來自動地選擇適當的交叉概率和變異概率，以保證演算法始終以較好的速度向pareto最優解集逼近。At the same time, the kangda corporation firstly faced the negative saleroom, the salesman sending in one ' s papers and the cost of marketing increasing and increasing. the key problem is that the existing no - difference marketing strategy can not adapt the change of market and the demand of culturist. so, kangda corporation need institute differential marketing strategy to guidance the future marketing work to decrease the marketing cost, enhance customer satisfaction, and advance the competition of company so that the company can gain the excess profit
同時康大公司也遇到公司歷史上首次銷量負增長、營銷人員高流失、營銷成本大增等問題，原因在於現行的無差異化營銷策略不能適應市場變化和養殖戶的需求，故需要制定差異化營銷策略來指導未來營銷工作，以減少公司營銷成本，增加養殖戶和經銷商滿意度，提升公司競爭力，使公司獲得高於行業平均的利潤。This is so because climbing plants are likely to encounter intensive - changing environmental condition during their growth ( especially change of illumination ). secondly, there is a large proportion ( 30 - 40 % ) of climbing plants which belong to dioecism, and hence a gap between male and female plants on morphology, biological characteristic, economic value and so on. this dissertation focuses on herbaceous climbing plants, perennial or annual species such as dioecious trchosahthes kirilowii maxin and dioscorea opposita thumb, and monoecious luffa cylindrical ( l ) roem, it attempts to discover how climbing plants adapted to various environments and the mechanism of adaptation from aspects of physiological and reproductive ecologies at present, due to overuse of chlorofluorocarbons ( cfcs ), the ozonosphere has become thinner and thinner, and the ultraviolet - b ( uv - b ) radiation has increased considerably
而攀援植物本身是一類理想的植物行為生態學研究材料：第一，攀緣植物由於受攀緣能力和支柱木資源的限制，在生長過程中通常要遇到強烈變化的環境條件（特別是光照） ；第二，攀緣植物中具有較高比例的雌雄異株類型，通常佔地區攀緣植物種類的30 40左右，不同性別的植物在形態學及生物學特性、經濟價值等方面存在一定的差距，因此，本文以雌雄異株攀緣植物栝樓（ trchosahtheskirilowiimaxim ） （葫蘆科多年生草質藤本植物）和山藥（ dioscoreaoppositathunb ） （薯蕷科薯蕷屬植物） 、雌雄同株異花攀緣植物絲瓜[ luffacylindrical （ l ） roem ] （葫蘆科一年生攀緣草本植物）為材料，試圖從生理生態學及生殖生態學角度揭示攀援植物如何適應不同生境及其機理。Deep - sea microorganism has especial histiocyte system, metabolism and enzyme system in long - term evolution in deep - sea environment. and the microbial proteases are among the most important hydrolytic enzymes and have been studied extensively since the advent of enzymology
對這些獨特的生理結構及機能進行研究，探討深海生物適應特殊的生存環境而發生的基因變異無論在科學上還是實際開發應用上都具有重大的意義。Gathering fuzzy technique and model - identifying technique to processing research, fuzzy model - identifying technique, a intersecting science, has been come out, which has become hoto in this thesis, based on deeply researching the fuzzy unit - identifying and complete analysis on data of measuring well of the chandqing wushenqi district, the method of constructing self - adapting multi - dimension non - liner subjection degree function has been created without precedento based on the extraction of routine measuring well character parameters, and for adopting self - adapting method to carry through character compression, the model has been improved the performance and enhanced the convergence speed and sorted precision of the algorithm o the relation of measuring well information and the oiliness & gassiness of sandstones is fuzzy ? in the thesis, the law of max subjection degree has been studied and improved, and proved preferable effect in the practical application
論文在提取一些常規測井特徵參數的基礎上，採用自適應方法對各變量多項式進行優選，減少了特徵參數間的相關性，突出了類別間的差異性，從而優化了模式的質量，提高了分類的精度。測井信息和砂體的儲集性之間的關系是帶有模糊性的，論文對模糊「最大隸屬原則」進行了研究和改進，並在實際應用中取得了較好的效果。論文成功研製了「自適應」的演算法和軟體? ?即通過對正確回判率的比較，然後對參數進行調節的辦法，可將模式「訓練」到最佳狀態。After comparing in detail the current popular 24 idss or ids prototypes from the aspects of the granularity, methods, and tune of detection, data - collection, and data - processing, we find out the problems in the most of the current idss that they are generally platform dependent, inefficient in detection methods, lack intelligent in data analysis, inextensible as the network configurations changed or upgraded, and inadaptive when the new attack methods emerge
本文首先從數據來源、數據處理周期、數據收集和分析、入侵檢測方法、系統運行平臺等七個方面對當前較具有影響力的24種入侵檢測系統或原型進行了詳細的比較，分析了現有入侵檢測系統在系統平臺的異構性、系統檢測方法的效率、入侵數據分析的智能性、面臨新的入侵方法時的適應性和網路配置發生變化時的可擴展性等方面的不足和問題。With the cross cultural comparison research method, this article analyzed the cultural adaptation mentality and the influence factors for the aoluguya ewenke hunters who have walked out the forest, and then profoundly revealed the intercommunity and the cultural difference of the human ' s behavior, which will provide scientific basis for the cultural adaptation of aoluguya ewenke hunters in the social and cultural changes
摘要本文採用跨文化比較研究方法，通過對走出森林的敖魯古雅鄂溫克獵民文化適應心理及影響因素的分析研究，深刻揭示了人類行為的共同性及文化的差異性，以便為敖魯古雅鄂溫克獵民社會文化變遷中的文化適應提供科學依據。According to collected data, based on evidence from gross - morphology, anatomy, pollen - morphology, numerical taxonomy, molecular systematics, phytogeography and the feasibility of application in garden, the classification, the relationship of species from genus machilus in zhejiang and the value of the plants of genus machilus practice was systematically studied in this paper, and provides evidence for exploitation and utilization
為適應日新月異的園林市場需求，挖掘潤楠屬植物巨大的園林應用潛力，開展浙江潤楠屬內各分類等級的分化式樣、親緣關系及主要形態性狀演變趨勢的研究，探明該屬植物的分佈區域，探討該屬植物在園林應用中的可行性，具有十分重要的理論和實踐意義。Adaptive filter design based on particle swarm optimization algorithm
基於自適應變異粒子群優化演算法的自適應濾波器設計Adaptive mutation probabilities in genetic algorithms with local search ability
具有局部搜索能力的自適應變異遺傳演算法In this paper a modification of ga which introduces adaptive mutation is proposed to solve eap
鑒於此，提出一種信息素指導下的自適應變異方法求解專家分配問題。Adaptive mutation algorithm has been adopted to ensure the global random searching speciality for feasible individual
而對可行個體，則採用自適應變異演算法，以保證演算法的全局性隨機搜索特性。In this algorithm decimal coding ( which is suit for multi - dimension search ) is adopted, the arithmetic crossovering and adaptive mutation are also introduced. then the genetic algorithms are implemented in matlab
該遺傳演算法採用十進制編碼（更適合高維搜索） ，並且引入了遺傳演算法的最新思想? ?算術雜交思想和自適應變異思想。The fourth chapter presents a concept of infinite population according to the features of ccga, and designs some particular methods for adversarial problems solving based on this concept. these methods include shared fitness, gene linkage, self - adapted mutation, phantom parasite, elitist population, shared sampling and brood selection. then we give the explanation and argumentation of these methods in theory and in experiment
第四章根據ccga的特點，提出了無限群體的概念，並在此概念的基礎上就對抗性問題設計了幾種獨特的方法，這些方法包括：共享適應值、基因連鎖、摘要自適應變異、虛幻寄生體、精英群體、共享采樣和同胞選擇等，然後從理論和實驗上對這些方法給予的充分說明和論證。Simple genetic algorithm gets local minimization too easily and converges slowly. to solve these problems, adaptive crossover rate that has reverse hyperbolic rel ation with the numbers of iteration is designed, and adaptive mutation rate that has reverse proportion to the distances of parents and reverse exponential relat ion to the numbers of iteration is put forward. the practical simulation results show that the adaptive ga has greater convergence speed and larger probability o f getting the best solution
簡單遺傳演算法存在著收斂速度慢、易陷入局部極小等缺陷.針對這些缺陷，本文設計出隨相對遺傳代數呈雙曲線下降的自適應交換率，並提出與父串間的相對歐氏距離成反比、隨相對遺傳代數指數下降的自適應變異率.實例驗證表明，具有自適應交換率和變異率的遺傳演算法在收斂速度和獲得全局最優解的概率兩個方面都有很大的提高The author expatiated on the basic structure, coding manners, decoding rules, fitness function selection, self - adapted mutation and crossover operator, the judging flow of chromosome feasibility of the algorithm, finally, put forward the computing result with pattern of data table and gantt graph
詳細地闡述了演算法的基本結構、編碼方式、解碼規則、適值函數的選取、自適應變異和交叉運算元的設計、染色體可行性的判斷流程，最後以數據表和甘特圖的方式給出了計算結果。Based on the single genetic algorithms and the features of the distribution network reconfiguration, this dissertation makes a further study on such aspects as selection operator, crossover operator, mutation operator, termination conditions and etc, thus, puts forward improved genetic algorithms. the dissertation makes certain study on the optimization reconfiguration model of distribution network. it puts forward a multi - objective model and according to the theory of variable weight coefficients transforms the multi - objective problem into a single - objective one
針對目前遺傳演算法在配電網路重構應用中的不足，論文著重從選擇運算元、交叉運算元、變異運算元和收斂準則等方面進行了改進，把最優保存策略和兩兩競爭相結合的方法作為新的選擇運算元，採用隨最優個體相對保留代數自適應變化的交叉和變異運算元，把最優個體最少保留代數作為演算法的終止條件。In this paper, a method of emergence and survival of lacked allele is proposed, that is, selecting the characters missed in current population as lack allele set by comparing the character set with genes of the population, implementing simulated mutation to the individuals selected from the population by mutation rate, choosing the gene just mutated and its locus of the best individual from mutated individuals by fitness, and using it to mutate the genes in the same locus of original individuals
提出一種缺失基因復現和存活的變異方法，即根據字符集中的字元在種群中的缺失作為預選變異基因集，然後對待變異個體集進行預變異；選擇高適應度個體的對應變異基因和基因位，使其在原待變異個體集中擴散。分享友人