等差序列 的英文怎麼說

中文拼音 [děngchāliè]
等差序列 英文
arithmetic sequence
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  • : Ⅰ動1 (排列) arrange; form a line; line up 2 (安排到某類事物之中) list; enter in a list Ⅱ名詞1...
  1. Their differences are based on many aspects which include characteristics of morphology, anatomy and epidermis of leaf, types of tapetum in anther walls, patterns of endothecial thickenings, and ways of development of endosperms, presence or absence of perisperm, components of photochemistry, and sequences of rbcl

    菖蒲屬與天南星科其它屬在葉的形態、結構、表面特徵,花藥絨氈層類型,藥室內壁增厚的特點,胚乳的發育方式,外胚乳的有無,植物化學成分, rbcl基因多方面存在著顯著的異。
  2. You can also autofill with weekdays, days of the week, a series of years, a linear or growth series of numbers

    您也可以自動填充周日、星期幾、年號、
  3. Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation

    在近年來提出的基於質點運動學原理的單站無源定位理論基礎上,本文第二章提出了幾種在角度測量的基礎上增加角度變化率及相對運動的離心加速度運動學參數的單站無源測量模型,並對它們進行了分析和模擬;第三章分別對利用角度及其變化率信息定位和利用離心加速度信息定位的可觀測性進行分析並得到了相應的可觀測條件;第四章針對傳統擴展卡爾曼( ekf )方法的缺點,提出了一種修正協方的擴展卡爾曼濾波( mvefk )方法,並將其和ekf 、 mgekf 、 iekf常用的單站無源定位濾波方法進行了性能模擬比較;第五章通過引入雷達機動目標跟蹤方法和模型,提出了利用角度及其變化率對機動輻射源跟蹤的多級噪聲自適應方法和imm方法;第六章主要對角度變化率和離心加速度參數的獲取技術進行了研究,提出了幾種高精度測量脈沖多普勒頻率變化率的方法。
  4. Controlling time - specific and province - specific factors and serial correlation, we find there is conditional convergence of regional disparity for province - based rural development and internal disparity among the east, the middle and the west of china

    檢驗結果顯示,在考慮了時間和省份特殊效應、相關因素的影響后,中國各省農村發展距以及東中西部地區農村發展的內部距均存在條件性收斂。
  5. The amino acid sequences of epsp synthase between high plants have very high identity, but the identity of transport peptide of epsp is as low as 23 % between plants

    植物成熟的epsp合成酶的氨基酸之間具有很高的同源性,但epsp合成酶的葉綠體運輸肽的氨基酸同源性極,各植物間僅23左右的同源性。
  6. The author insists that the proposition on bmp contains numberous precondictions, the reference values of the qulitative papers are limited as they cannot answere exactly what on earth the bmp is. so this dissertation systematically studied the bmp of china according to the clue of monetary supply which is the immediate target of monetary policy. of course, the stress is to attempt to apply the newest econometric approaches, such as impulse response function and cointegration test, to develop the topic on bmp to a new regime and draw some valuable conclusions

    因此,本文在國內外學者已有的研究基礎上,以我國貨幣政策的中介目標? ?貨幣供應量為線索,就有關我國貨幣政策的宏觀調控效果進行了系統的理論與實證研究,重點是應用國外時間經濟計量學的最新研究成果,如脈沖響應函數、預測方分解模型進行探索性地定量分析,並得出有價值的實證結論。
  7. The article analyses whether the theory of emh market can explain some phenomena on capital market. we provide some evidence for the non - normal, non - gaussian distribution, auto - correlation, non - linear and heteroskedasticity character of stock price

    文章就有效市場假說( emh )對現實資本市場的解釋能力進行了分析,發現我國股票市場的股價收益率具有非正態性、自相關性、非線性、異方特點。
  8. ( 2 ) based on the review and analysis of typical object detection methods, especially the temporal difference, a moving objects detection algorithm based on three frame difference is proposed. this algorithm employs many new technologies, such as adaptive frame interval, half - pixel global motion estimation and compensation, adaptive change detection and object repair, therefore it is very practical

    2 .在總結常用運動目標檢測方法,並詳細討論時間分法的基礎上,針對實地拍攝的紅外圖像,提出了一種基於三幀分的運動目標檢測演算法,該演算法採用自適應幀間隔、半象素全局運動估計與補償、自適應變化區域檢測、抗噪聲形態學處理和目標修復一系新技術,具有很強的實用性。
  9. Then. with the help of some good results of differential equations theory, some sufficient conditions for all solutions of the equations to be oscillatory are obtained. the way is to proof by contradiction and construct sequence

    1 )的振動性,首先,利用積分變換,給出了幾個引理,將此類分方程轉化為相應的微分方程或微分不式,得出了新變量的一些重要性質;然後用反證法和構造的方法,充分利用微分方程理論中的一些重要結論,得到此類分方程解振動的若干充分條件
  10. An algorithm for detecting moving ir point target in complex background is proposed, which is based on the reverse phase feature of neighborhood ( rpfn ) of target in difference between neighbor frame images that two positions of the target in the difference image are near and the gray values of them are close to in absolute value but with inverse sign. firstly, pairs of points with rpfn are detected in the difference image between neighbor frame images, with which a virtual vector graph is made, and then the moving point target can be detected by the vectors ' sequence cumulated in vector graphs. in addition, a theorem for the convergence of detection of target contrail by this algorithm is given and proved so as to afford a solid guarantee for practical applications of the algorithm proposed in this paper. finally, some simulation results with 1000 frames from 10 typical images in complex background show that moving point targets with snr not lower than 1. 5 can be detected effectively

    基於運動點目標在鄰幀分圖像中所具有的近鄰反相特徵,即運動點目標的兩個位置相鄰近、灰度值一正一負,提出一種在復雜背景下,基於紅外圖像的運動點目標檢測演算法.本演算法利用該特徵在鄰幀分圖像中檢測反相點對,進而構造反相點對矢量圖,最後依據累積反相點對矢量圖中多矢量首位相接的連續性檢測出運動的點目標.文中給出並證明應用本演算法能以概率1檢測到運動點目標的收斂性定理.對典型復雜背景下10幅1000幀圖像的模擬結果表明,當信噪比大於或於1 . 5時,可以有效檢測出運動點目標
  11. Following, making development study from the three directions : the first one is how to reduce calculation when to use markowitz model. this text has improved the efficient frontier of markowitz model utilizing free risk assets, and reduced calculation about revenue rates " co - variance matrix utilizing single or multiple factors, and so on. the second one is to add thinking factors about, such as transaction fee, fund limitation, lowest transaction unit ' s limitation, risk measures and exchange rate risk of international portfolio securities, so as to make markowitz model closer to our country ' s practice

    接著,分三今方向對markowitz模型進行了拓展研究:第一個方向是運用markowitz模型時如何減少計算量,本文利用無風險資產來改進markowitz模型的有效邊界,利用單因子或多因子模型來減少收益率協方的計算量;第二個方向是增加考慮因素,諸如交易費用、資金限制、最小交易單位限制,風險測度和國際組合證券的匯率風險,使markowitz模型更貼近我國的實際;第三個方向是對markowitz模型進行動態拓展研究,提出了將證券收益率看成是隨機時的投資決策模型,深入研究了m ? v有效邊界隨資產品種數增加而發生的漂移,並用解析方法和幾何圖形描述了漂移的軌跡和方向。
  12. In this paper, the notion of likelihood ratio, as a measure of deviation between a sequence of the arbitrary random variables and a sequence of independent random variables with different distributions, is introduced. a class of strong deviation theorems represented by inequalities are given on a subset of the sample space by constructing a negative supermartingale and using martingale convergence theorem

    本文通過引進似然比作為相依隨機變量相對于服從不同分佈的獨立隨機變量的偏的一種度量,並通過構造一個非負上鞅,利用鞅收斂定理給出了樣本空間的一個子集上的一類用不式表示的強偏定理。
  13. As we know, gloal motion caused by camera vibration is quite common in image sequence. this nuisance factor resukts in translational, totational and parallax distortions in images

    很多情況下攝像機安裝在運動平臺上,由於由攝像機顫動引起的全局運動是在圖像中普遍存在的,這個因素在圖像中將產生平移,旋轉以及視畸變後果。
  14. Among sequenced 16 positive clones randomly selected, two represent novel expression tag sequences, two are homologous to two unknown proteins in genbank ; the rest are homologous to known or putative proteins or enzymes with definite functions by searching the genbank through blast program, which are involved in various life activities of cell such as regulation of gene expression, plant secondary metabolism, signal transduction, adversity resistance, stress response and defense reaction. significant changes of quantities of these gene fragments were observed before and after ssh, which indicated they were enriched after ssh

    隨機挑選了16個異表達的克隆進行測定,經與genbank數據庫相關數據比較分析,發現有2個新的cdna片段( ets ) ,有12與genbank中已知蛋白或推測蛋白質( putativeprotein )有高低不同的同源性,它們參與基因的表達調控、植物的次生代謝、信號傳導、抗逆、應激及防禦反應細胞生命活動過程。
  15. From the view of time series and space feature, the dissertation make a statistical description of the differences of economic development and higher educational development in each regions since reforms and opendoor policy. the dissertation finds the reason of the differences of higher educational development among regions through the empirical analysis on the industrial structure, and provides some suggestion to effectively solve the unresonable differences

    從時間及空間特徵兩個角度對改革開放以來中國各地域經濟及高教育的發展異進行統計描述。通過對各地域產業結構的實證分析,發現地域間高教育發展異產生的原因,並探尋解決高教育發展地域性異的有效途徑。
  16. In this paper, by means of the notion of likelihood ratio and log likelihood ratio the limit properties of the sequences of dependent continuous random variables are studied, and a class of strong limit theorems represented by inequalities are obtained. in the proof an approach of applying the tool of laplace transform to the study of strong limit theorem is proposed

    本論文繼續這方面的工作,利用似然比、對數似然比的概念研究相依連續型隨機變量的極限性質,得到相應的用不式表示的強偏定理。證明中提出了將laplace變換的工具應用於強極限定理研究的一種方法。
  17. But it is doubt that the speciality and stability for the outcome of detecting bdv orf i genome. we will detect the indviduals ' ( include the neuropsychiatric 4 patients with bdv orfii postive or not and healthy blood donator ) middle fragment of bdv orf i to help defmiting whether internal healthy people and the certain neuropsychiatric patient such as with viral encephalitis, multiple, schizophrenia, affective disorder have catch a bdv infection or not, most of all, the research is for understanding if there is any difference in the fragment from animal and human beings infected with bdv, thereby to find another sensitive and stably marker for confirming bdv infection, and establish a solide bottom for advanced study

    但對另一編碼p40蛋白的檢測結果的特異性和穩定性還不肯定,我們通過對先前檢測bdvorf基因片段為陽性或陰性的神經精神病人和健康獻血者進行了bdvorf基因中部片段的檢測。以幫助確定在國內健康人群和某些神經精神疾病患者中如:病毒性腦炎、多發性硬化、精神分裂癥以及情感障礙疾病中是否存在bdv的感染,更為重要的是了解感染人和動物的該病毒片段是否存在異,從而找出另一檢測bdv感染的敏感性和穩定性的標記物,為下一步的研究奠定良好的基礎。
  18. Strain 10036 was similar to n. lucentensis with 98. 94 %. their sequence were similar with 100 %, but they were different in sugar of whole cell, menaquinones characteristics and dna g + c mol %. so they were maybe different species

    摘要lueenrensis16s : dna相似性為98 . 94 % ,菌株10030與菌株10036二者之間的165rdna相似性為100 % ,但在細胞壁糖型、酉昆類及dnag + cmol %方面有異,可能為不同物種。
  19. Strain 10010 belong to nocardiopsis, the sequence homology with n. lucentensis was 98. 80 %. the two strains were similar to n. lucentensis. but they were different in colony colour, sugar of whole cell, menaquinones characteristics and dna g + c mol %. so they are maybe different species

    菌株10001與菌株1001016srdna相似性為99 . 58 ,但菌株10010和菌株10002菌落顏色不同,且在細胞壁糖型、醌類及dnag + cmol方面有異,可能為不同種。
  20. Based on the grey - forecasting model with unfixed parameter, the primary model was ameliorated through optimized analysis on the non - equidistant sequence to improve its fining and forecasting accuracy especially when there are only few experimental data

    摘要針對變參數灰色模型在實驗數據少時誤較大的問題,提出了對非間距優化的方法,使原來模型得到改進,從而提高了模型的擬合和預測精度,拓寬了應用范圍。
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