根本函子 的英文怎麼說

中文拼音 [gēnběnhánzi]
根本函子 英文
underlying functor
  • : Ⅰ名詞1 (植物的營養器官) root (of a plant) 2 (比喻子孫後代) descendants; posterity 3 [數學] ...
  • : i 名詞1 (草木的莖或根)stem or root of plants 2 (事物的根源)foundation; origin; basis 3 (本錢...
  • : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • 根本 : 1 (基本的; 主要的) root; radical; basic; fundamental; essential; cardinal; foundation; origin 2...
  1. By choosing non - hybrid dictionary, blocking artifacts of dct system can be avoided ultimately. the cost of coding motion information is reduced, so the visual quality of images at low bit - rates is improved. 4

    而且,通過選擇非晶格結構的字典(原數之間允許重疊) ,從上避免了低速率dct系統帶來的方塊邊緣失真,增加估計的精度,減少對運動信息編碼耗費並提高在低速率下的視覺效果。
  2. This article deduces molecular beam ' s momentum distribution function, calculates mean momentum, root mean square momentum and furthorest possible momentum, and compares them with the characteristic physics quantities corresponding to molecular beam ' s speed distribution function one by one

    摘要文首先推導出分束的動量分佈數,然後計算了平均動量、均方動量和最概然動量,並與分束的速率分佈數相應的特徵物理量逐一比較。
  3. According to the described quantum one - way function, a quantum digital signature scheme whose security is based on fundamental principles of quantum physics is given and that the signature scheme is absolutely secure using one method of key distribution is shown

    據所描述的量單向數,文給出了一種基於量物理的基原理基礎之上的安全性的量數字簽名,同時說明了在使用一種密鑰分配的條件下,它是無條件安全的。
  4. Since the suggested method makes a significant improvement in wind speed, it is more suitable for wind field estimation over complex terrain than other methods which only concerns the effect of distance. then we calculate the wind change with evaluation, last we can conclude the wind abase the hilly terrain, we find the wind in westward and center plain is much smaller than other area. while the wind in northward hilly area is much bigger with the hilly arising. the wind of chongqing is the biggest period in spring ( april ), the smallest period in winter ( january ), the wind in summer ( july ) is bigger than its in autumn ( october )

    文利用重慶及其周邊地區的常規氣象站的1951 ? 1980年30年的風速平均資料,針對復雜地形風速診斷,以地理信息系統為數據處理平臺,據重慶1 : 25萬dem數據,來獲得重慶市實際復雜地形的高程,提出了一種適合於起伏地形的權重內插方法,通過引入一個表示地形起伏變化程度的因,構造了一種新的權重數,來處理復雜地形上的風速,通過與只考慮距因素同反平內插方法比較發現,方法更適合在起伏地形條件下使用;然後據經驗公式在地形上進行計算,得出重慶地區起伏地形下的風速分佈;得出重慶市的西部、中部平原地帶風速較小,而北部山區隨海拔高度升高風速也較大;重慶市風速最大時期為四月份,冬季一月份最小,夏季(七月份)大於秋季(十月份) 。
  5. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題,主要研究內容有: ( 1 )實驗、測定了20種常見生物質的能量(發熱量)和c 、 h 、 n元素含量,據實驗結果分別建立了以h和c為自變量的生物質能量預測經驗公式,並通過r _ ( 0 . 05 )檢驗;為閃速熱解液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便; ( 2 )選擇了8種生物質試樣作了等加熱速率( 10 min 、 20 min 、 40 min 、 60 min )和恆溫加熱的tg和dtg實驗,據實驗數據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程,並採用goast - redfem積分法和p數對其動力學參數進行了求解,解析出各種生物質的頻率因和活化能參數,進而建立了各種生物質的熱解動力學模型,為科學確定反應器的閃速熱解工作溫度范圍及熱解反應動力學描述,提供了理論和依據; ( 3 )為研究和確定不同尺度的生物質顆粒中心達到全熱解的時間,在體視顯微鏡下對不同粒度的生物質顆粒的長徑比進行了實驗觀察和測定,得出生物質的長徑比( l d )一般在5 . 0 6 . 0之間,平均為5 . 3的結果; ( 4 )採用復雜溫度場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究,解析推導出了不同尺寸生物質顆粒中心溫度達到充分熱解溫度的時間( t ) ,得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果,為閃速熱解反應器固相滯留時間設計和預測提供了理論依據; ( 5 )據上述實驗結果,綜合運用工程力學、工程材料、機械設計學原理,推導、建立了轉錐式閃速熱解反應器物料滯留時間( )與轉速(或頻率)合理匹配理論; ( 6 )提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強度設計、生產能力設計理論和功率計算方法及臨界轉速理論等。
  6. Through study of correlative contents of advanced computer cybernetics, artificial intelligence, the domain knowledge and special crop growth mechanism in greenhouse, we present the system of multi - sensor data fusion ( msdf ) based on radial basis function network ( rbf ) to implement on line detection for nutrient - liquid, which may realize multiple components detection on - line, for example no3 -, cl -, ca2 +, ph, ec, nh4 +, k + and so on. the soft sensor ' s mechanism is introduced to overcome the limitations of sensor ' s manufacturing process. to improve the believe - degree of soft sensor ' s result, we analyze soft sensor ' s result by uncertain inferential capacity and combination rule of evidential theory

    論文通過對計算機技術、控制理論、人工智慧技術和設施農業領域知識等相關理論的研究,結合對特定溫室蔬菜生長的研究與機理分析,提出了一種基於rbf神經網路的營養液多傳感器數據融合( msdf )系統,實現對營養液組分: no _ 3 ~ - 、 cl ~ - 、 ca ~ ( 2 + ) 、 ph 、 ec 、 nh _ 4 ~ +和k ~ +的在線檢測;對于由於目前傳感器製造工藝的限制而不能在線檢測的離成分如磷酸和硫酸,提出了一種基於徑向基數網路的軟測量機制,可以有效地實現對營養液中磷酸和硫酸成分的實時檢測;為了提高軟測量結果的可信度,利用d - s證據理論的不確定推理能力和合成公式,結合領域知識對軟測量結果進行可信度分析。
  7. Description or discrimination of boundary curves is an important problem in image processing and pattern recognition. there are too many boundary feature description methods for object recognition, three main methods are fourier descriptors, relative moments, mathematical morphology. the performance of each of the methods was compared

    在圖像處理和模式識別領域經常據物體的邊界來識別物體或對其分類。實際應用中,對物體邊界特徵描述的方法很多,文對數學形態學、相對矩、基於極半徑數的傅里葉這幾種方法進行了比較研究。
  8. This thesis suggests a process considered minimizes the population size as similar individuals occur in the fitter members of the population, which helps reduce the execution times for ga by removing the redundancy associated with the saturation effect found in the later generation. this thesis uses a method that adds dynamic penalty terms to the fitness function according to the optimal degree of solutions, so as to create a gradient toward a feasible suboptimal or even optimal solutions. on the basis of the difference of the biggest and the smallest of fitness of individual, modifying the fitness function in order to convergence is a satisfaction

    動態調節種群大小,去掉遺傳演算法在迭代後期搜索產生的過多相似個體,達到減少計算時間的目的;按照解的優劣程度給適應度數增加一個在ga搜索過程中動態改變的可變罰數,給搜索最優解創造一個梯度,使遺傳演算法收斂到可行的較優解或最優解;據適應度值最大和最小個體的差修正適應度數,使適應度數值適中不容易造成收斂太快、局部收斂或不收斂而變成隨機搜索;為了避免「近親繁殖」採用競爭擇優的交叉操作;利用并行遺傳演算法的思想,提出一種自適應多種群進化策略;提出人口汰新政策來解決類似甚至相同的個體的情況發生。
  9. Perfection and adjustment according to system properties, it combines genetic algorithms with fuzzy control, detailed analyzes the problem of designing fuzzy controller and proposes two advanced schemes : first scheme : the change - of - variables are emerged into input variables of the simple fuzzy controllers of oil feeding pump system as one variable, and one pi block is connected after output of fuzzy controllers, consequently the structure of the improved fuzzy controller is analyzed, finally genetic algorithms with adaptive probabilities of crossover and mutation is applied to optimize membership functions and fusing factors of the fuzzy controllers, and the simulation results of before and after optimization are compared

    由於在模糊控制器的設計過程中存在較多的人為因素,為了實現據系統特性對模糊規則和隸屬數進行自動修正、完善和調整,文將遺傳演算法和模糊控制結合起來,並針對前面設計的模糊控制器中所存在的問題進行了詳細分析,提出了兩種改進方案: 1在簡單模糊控制器的輸入變量中加入了變量變化率的信息,即將輸入變量和變量的變化率融合為一個輸入量,並在模糊控制器的輸出端加入比例、積分環節,然後分析了這種改進后的模糊控制器的解析結構,最後採用改進后的自適應遺傳運算元的遺傳演算法對模糊控制器中的隸屬數和融合因進行優化,並將優化前後的結果作了比較和分析。 2
  10. The study on the stability switches of functional differential difference equations is an important research branch of the stability theories, which of both the theory and its applications has broad prospects. the first part of this paper, chapter 2 and 3, deals with the stability switches for two classes of retarded differential difference systems, respectively. by analyzing the characteristic roots of characteristic equations, some algebraic criteria of stability switches are established, which are useful and easy to verify

    穩定性開關是泛微分方程穩定性理論中的一個重要分支,無論是理論身還是它的應用都有廣泛的前景,文的第一部分(第2章、第3章)分別討論兩類二階滯后型微分差分系統的穩定性開關,通過分析特徵方程的特徵,我們給出了存在穩定性開關現象的實用而又易於驗證的代數判據,並利用計算機模擬驗算了一個具體例
  11. Because ec is simple and it seldom needs any additional information about the problem, ec becomes a general solver of challenge problems. according to the essential property of the discontinuous function, we design a new hybrid coding structure - - point - tree structure, which uses a point to present a discontinuity and a tree to present a sub - function

    我們據間斷參數識別問題的質特徵? ?間斷性,設計了一種新的復合編碼結構? ?點樹結構,用點來表示間斷點信息,用樹來表示數信息,通過對點和樹的聯合演化來達到尋求最優解的目的。
  12. At the same time, this paper puts forward a validity function for judging clustering in order to lead us to use it in k - nearest neighbor classification ; then introduces " generalization capability of a case " to k - nearest neighbour. according to the proposed approach, the cases with better generalization capability are maintained as the representative cases while those redundant cases found in their coverage are removed. we can find a new less but almost complete training data set, consequently reduce complexity of seeking near neighbour

    針對k值的學習,文初步使用了遺傳演算法選擇較優的k值,同時總結了一種聚類有效性數,數值實驗證實了其有效性,旨在指導應用於k -近鄰分類中;然後還將「擴張能力」的概念引入k -近鄰演算法,據訓練集例不同的覆蓋能力,刪除冗餘樣,得到數量較小同時代表類別情況又比較完全的新的訓練集,從而降低查找近鄰復雜性。
  13. Next, the paper summarizes the principles to get the main parts of the chinese sentences according to the chinese syntax rules, and analyzes the realization and error - correction mechanisms to identity the contention of the basic sentences. on the bases of the principles and the mechanisms above, this paper brings forward the method to identity the contention of the network information in real time, and also shows a series of functions for the realization of the method

    同時,文還據漢語的自然語法規則總結出了句主幹提取的原理,再進一步解析出漢語基句型的語義分析及其誤差校正的機制,最終提出了一種對網路信息內容的論點傾向進行實時判別的方法,並且開發出了一套對應的數庫對該方法加以實現。
  14. Based on deep researching of electronic canceling image - rotation technique, it designs high speed digital video processing module of fpga + dsp hardware, provides the relating arithmetic, and adopts fpga to realize video value insert which has a strict timing characteristic and the image - space transformation with the complex control requirement, the trigonometric function with a lot of operation is finished by the dsp

    文在對電消像旋技術深入研究的基礎上,據消像旋演算法需求和實時性要求,設計了fpga + dsp硬體構架的高速數字視頻處理平臺vsb ,並提出一種與之相適應的演算法解決方案。基於vsb硬體資源採用fpga完成時序要求較嚴格的視頻預插值操作和控制復雜的圖像坐標變換;由dsp完成控制簡單但運算量較大的三角數運算。
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