簡單分選值 的英文怎麼說

中文拼音 [jiǎndānfēnxuǎnzhí]
簡單分選值 英文
simple sorting measure
  • : Ⅰ形容詞(簡單) simple; simplified; brief Ⅱ動詞1 (使簡單; 簡化) simplify 2 [書面語] (選擇人才...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
  • 簡單 : 1 (不復雜) simple; uncomplicated; plain; simplicity 2 (平凡 多用否定式) commonplace; ordinary...
  1. In order to calculate easily and do n ' t influence the single - chip microcomputer ' s calculate velocity, we put forward two scheme to deal with the numerical value, one is to use a simple function to close or approach a normal function f ( x ) ( mainly is lagrange ' s intepolation, newton ' s intepolation, hermite ' s intepolation, cubic spline interpolation, etc. ) the other one is function approach ( mainly is chebyshev ' s polynomic. legendre ' s polynomic, laguerre ' s polynomic, method of least squares, etc. ), we analyze and compare the lagrange ' s intepolation and chebyshev ploynomic, at last, we select the chebyshev polynomic to do the value calculating on single - chip microcomputer

    提出了數處理的二種方案。即用函數近似或逼近一個一般函數f ( x ) (主要有拉格朗日插、牛頓插、埃爾米特插、三次樣條插等)和函數逼近(主要有切比雪夫多項式、勒讓德多項式、拉蓋爾多項式、最小二乘法等) ,對上述兩個方案中的典型函數?拉格朗日插和切比雪夫多項式進行了析比較,最後取切比雪夫多項式完成片機上的數計算。
  2. We construct weak classifier by a haar feature ; then weak classifiers are combined to a strong classifier in a linear way. the final classifier is built in a cascade structure, which could reject most non - face samples in the early layer. also we use integral image to quickly calculate the feature and reduce the detection time

    本文以的haar特徵結合閾構造弱類器,通過adaboost學習擇和集成弱類器,最後按照層結構把集成的類器組合在一起;同時,在檢測過程中採用積圖的方法計算特徵,保證了檢測的速度。
  3. The safety of transmission line plays a important role in power system safety it is not only the requirement of ensure supply power reliability, but also the necessary precondition of enhance power system stabilization, to remove faulty line quickly and accurately, also keep non - faulty line continuous work when some transmission line faults current differential protection is a kind of simple, reliable and good - selective protection manner to any variety of transmission lines, power system development needs current differential protection apply to transmission lines, moreover the advancement of electric and communication technology enable current differential protection apply to transmission lines firstly, the paper discusses, analyses the research and application transmission line protection in detail, compare the principle and realistic presupposition of general line pilot protections secondly, because conventional current vector differential protection are influenced easily by load current and transitional resistance, in order to at the same time quicken protection act, the principle and criterion include work characteristic of differential protect based on fault component sampled values are studied, results shows that differential protect based on fault component sampled values excels general vector current differential protection in reliability, sensitivity and anti - saturation of current transformer in addition, synchronous current sampling methods at all terminals of line is analyzed and estimated lastly, the principle and criterion. also device design about current sampling values differential protection based on optical fiber communication, which apply to short transmission lines are concretely investigated,

    基於基爾霍夫定律的電流差動保護無論對於何種形式的輸電線路都是一種、可靠、擇性強的保護形式,電力系統的發展使得電流差動保護應用於線路保護成為需要,而電子、通信技術的發展使得電流差動保護應用於輸電線路成為可能。首先,本文對目前線路保護的研究和實際應用情況進行了討論和析,比較了常用線路縱聯保護的實現原理和實現條件及優缺點。其次,針對常規相量電流差動保護易受正常負荷電流和故障過渡電阻影響的缺點,同時為加快差動保護的動作速度,對基於故障量瞬時采樣電流差動保護的原理、判據、動作特性等作了討論和析,結果表明基於故障量瞬時采樣電流差動保護在可靠性、靈敏度、抗電流互感器飽和方面明顯優于常規相量電流差動保護,對電流差動保護各端的同步采樣方法和數據通信也進行了析和評價。
  4. Modern logistics system simulate optimization this thesis in theory aspect, establish the mathematics model and bring up the calculate way using heuristics method to optimize the right conveyance problem in the simulative logistics system ; solution logistics the center choose problem, make use of the number analysis the method ( center of gravity method ) to proceed the optimization design solution to calculate ; the thesis furthest extrude put great emphasis on the logistics system production total cost had bigness affect and difficult to control over the problem of the manufacture and stock quantity make use of the matlab to bring up the simulative optimization design project separately with simple optimization algorithm and simplex method algorithm

    現代物流系統模擬優化論文在理論方面,用物流系統模擬對運輸優化問題運用啟發式方法建立數學模型、提出演算法;在解決物流中心址問題時,利用數析法(重心法)進行優化設計解算。本文最為突出的是運用尋優技術的純形法利用matlab就物流系統中對總成本有巨大影響並難以控制的生產和庫存數量問題提出可行的模擬優化設計方案。
  5. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd : yag激光器的發展狀況、主要特性及其應用,從四能級速率方程出發,推導了ld泵浦nd : yag激光器的閾、輸出功率和斜效率的表達式,並述了激光器的工作原理、結構型式和倍頻方法;其次,以空間相關的速率方程為基礎,提出了ld端面泵浦nd : yag激光器的設計方法,給出了一定泵浦耦合方式下,振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的取依據,以此為依據,設計了自聚焦透鏡耦合小功率ld泵浦nd : yag激光器和透鏡組耦合高功率ld泵浦nd : yag激光器,對激光器的輸出功率和功率穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高功率ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光器以縱模運轉;最後,根據泵浦光焦斑端面位置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時,激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感器的測量范圍和靈敏度別是13 . 045mm和0 . 148mw / pm 。
  6. This thesis explains the necessity of the character recognition technology of the computer at first, describe the meaning in which the handwritten numeral discerns ; pretreatment technology of handwritten numeral recognition, including two value, line segmentation, word segmentation smooth, removing noising, standardization and thinning are discussed two value concretely discusses whole threshold value, some threshold value, dynamic threshold value and utilize space information to carry on threshold, which are several kinds of common method of choosing threshold value, especially utilize space information to carry on threshold value is describe in detail ; adopting to the foundation of thinning based on mathematics morphology, thinning algorithm of serials same and thinning algorithm of protecting shape are discussed ; afterwards, according to principle ' s diagram of the on - line character recognition, by analyzing the structure feature of the handwritten numeral, this thesis has proposed the online recognition te chnology of the free handwritten numeral based on the stroke feature and the online recognition technology of the free handwritten numeral based on the multistage classifying device. detail narrated noise removing, stroke characteristic definition and discernment, distance criterion of whole word match ; then under the foundation of handwritten numeral segmentation, off - line handwritten numeral recognition is researched. especially minimum distance classifying device, tree classifying device and adaptive resonance ( art ) network classifying device is discussed at the same time, believes degree analyses are introduced to integrate a lot of classifying devices ; at the end, the typical application of the handwritten numeral recognition was briefly narrated, its application in extensive data statistics, financial affairs, tax, finance and mail sorting have been explored

    化時對整體閾化、局部閾化、動態閾化和利用空間信息進行閾取幾種常用的閾取方法進行討論,特別對利用空間信息進行閾取進行了詳細論述;在對通過對基於數學形態學的細化的基礎上,討論序貫同倫形態細化演算法和保形的快速形態細化演算法;然後依據聯機字元識別原理框圖,析了手寫數字的結構特點,提出了基於筆劃特徵的任意手寫數字在線識別技術和基於多級類器任意手寫數字在線識別技術,對其中涉及的筆劃識別前的噪聲處理、筆劃間特徵量的定義及識別、整字匹配的距離準則進行了詳細敘述;繼而在對手寫數字的割的基礎下對脫機手寫數字識別進行了研究,對基於最小距離類器字元識別、基於樹類器的字元識別、基於自適應共振( art )網路的字元識別別進行了詳細討論,並引入置信度析將多個類器進行了混合集成;最後闡述了手寫數字識別的典型應用,對其在大規模數據統計、財務、稅務、金融及郵件揀中的應用進行了探索。
  7. At the stage of comparison of drafts, according to the fact of water resources in laiwu city, and the case of the water replenished together with used in qiaodian reservoir, it analyses that the water level heightened is necessary and feasible. it sums up an easy, rational and facile means that can be generalized in water design units at grass roots, according to choosing a best scheme by fuzzy comprehensive judgement. in the course of designing engineering, it has obtained the results such as the seepage of dam bottom, verifying the safety of dams, and the design of reinforcement, so that it ensures the safety on the engineering, and achieves the aims of prospective

    在方案論證階段,根據萊蕪市水資源狀況及喬店水庫來水用水情況,析了抬高興利水位的必要性和可行性,採用模糊數學綜合評判的方法,總結探討出一種合理,易於操作,在基層水利設計位具有一定推廣價的方案優辦法;在工程設計中,主要對大壩壩基滲漏,大壩安全校核及加固設計進行了計算,並對大壩加固設計進行模糊優,保證了工程安全,達到了預期的目的。
  8. The following algorithms have been proposed and tested in the thesis : 1 frequency selective fading : combine the isomorphism between the input space and the output space and propose a new approach to blind equalization of the channel. compared with conventional methods, the new approach offers lower computational complexity, better performance, and more robust against the over - determination of the system order ; 2 time selective fading : a new approach to the equalization of time selective channel based on the zero - forced equalizer is proposed which is more simple in its structure of algorithm ; 3 time - varying channel : using the instantaneous mean value changes of the output signal to extract the information of channel variations and model it using ar model, kalman filter is then employed to track channel variations, it bears faster ability in tracking the variation of tv channels ; based on the isomorphism between the inputs and the outputs and some of the approaches using in mimo system, a new algorithm of equalization of simo time - varying channel is proposed, which also share the merits of being robust against the over - determination of the system order ; model the time - varying channel using the multi - resolution decomposition wavelets, and then a blind identification method based " on the model is proposed ; at last, a new model for equalization and identification of mimo system is proposed

    主要工作在以下幾個方面: 1 、針對頻率擇性衰落通道:結合輸入輸出空間同構關系提出一種新的頻率擇性通道均衡方法,與傳統方法相比,該方法計算量更小,收斂速度更快,性能更優,且對系統階次的過確定表現穩健,具有實際均衡應用價; 2 、針對時間擇性衰落通道:提出一種基於迫零均衡的時間擇性通道均衡方法,演算法結構; 3 、針對時變色散通道:利用瞬態均曲線提取通道時變信息,對之ar建模,利用卡爾曼濾波器跟蹤時變通道抽頭變化,可以快速跟蹤通道變化;基於輸入輸出空間之間的同構關系以及多輸入多輸出系統的處理方法,提出了新的輸入多輸出色散時變通道均衡與識別演算法,同樣具有對通道階次過確定保持穩健的優點;結合小波多解析度析提出一種基於小波模型的通道盲識別演算法;研究時變的多輸入多輸出系統的盲均衡與盲反卷積問題,給出一種時變系統處理模型。
  9. Bringing forward an intelligent decision method of image segmentation based on roughset theory to make the system automatically select segmentation algorithm in simple scenes. firstly, it selects some representative segmentation algorithms to make up of an algorithm library, which is used to process kinds of sample images ; secondly, it makes the decision informationtable utilizing diversified numerical features extracted from the sample images and the optimalsegmentation algorithm of each sample image according to segmentation quality evaluationcriterion ; finally, it applies rough set theory on discretization and attribution reduction of

    為了使系統在場景下能夠通過自動割演算法來提取目標,提出了一種基於粗糙集理論的圖像割智能決策方法。首先取若干具代表性的割演算法構成演算法庫,並用它們對各種樣本圖像進行割;然後利用從樣本圖像中提取出來的各種數特徵,並根據圖像割質量評價標準評判出各樣本圖像的最優割演算法,用其構成決策信息表;最後應用粗糙集理論來對決策信息表進行離散化處理和屬性約,以生成圖像割演算法取的決策規則。
  10. The purpose of this paper is to introduce the most important methods available for the prediction of pressure drop in venturi scrubbers in addition, the predicted values of various methods are compared with the experimental data from venturi scrubbers of different sizes under operating conditions for the purpose of providing theory groundwork for practical design

    本文對國內外用於計算文丘里洗滌器壓力損失的研究成果,即經驗關聯式、解析解法與數解法進行了地介紹,並將由不同的計算方法得到的預測與本文作者實測的數據進行析比較,以期為設計者在進行文丘里洗滌器設計或優化操作時用合適的計算方法提供理論參考。
  11. Integrated logistics service : value - added service including classifying, packing & repacking, selecting, labeling, printing marks, etc

    六.現代物流:物流增服務,包括貨物類、裝、包裝、挑、貼商標、刷麥頭等商業加工。
  12. After introducing the background and the trend of research on ppv thin film light - emitting diodes ( leds ) and the structure of ppv device and its characterizes, the theoretical model of the leds * light - emitting efficiency was presented. based on this model, the formula of light - emitting efficiency was deduced to be : the injecting - currents and the recombining - efficiencies were calculated nwnerically, we found the calculated results agreed very well with the experimental results under the electric field from 0. 5 x 106 to 1. 5 x 106v / cm, the numeral calculations and theoretical analyzes of the light - emitting efficiency were done. the conclusions were as follows : ( 1 ) the basic mechanism of the injection transportation and recombination of the carriers which were presented in this paper were proved to be right ; ( 2 ) the electroluminescence in ppv thin film is the result of exciton recombination, the light - emitting efficiency was affected by many factors

    本文主要研究聚對苯乙炔( ppv )薄膜發光二極體發光效率及主要影響因素,地介紹了ppv薄膜發光二極體的研究背景及發展趨勢、 ppv器件的結構和性質后,提出了一個計算器件發光效率理論模型,利用這個理論模型得出了發光效率公式的表達式:並對注入電流、復合效率等進行了數計算,通過合理地擇計算參數,發現計算在場強為0 . 5 10 ~ 6 1 . 5 10 ~ 6v / cm的范圍內與實驗結果較好地符合,在此基礎上,對發光效率進行了數計算和理論析,結果表明:計算結果與理論研究結果相符較好,得出結論如下: ( 1 )本文的理論推導正確地反映了器件中載流子的注入、傳輸和復合等基本機制; ( 2 ) ppv薄膜中的電致發光是激子復合的結果,發光效率受多種因素影響。
  13. Roughly acquire optical depth of clear sky and clouds from radiation station data and routine meteorological data of land surface, and the study the relationship between clouds " physical character and radiation. obtain the relationship between surface and near - ground atmosphere, and then according to this estimate surface albedo and surface net. by analyzing the relationship between satellite visible spectra, infrared spectra, and water vapor spectra values and radiation, by means of radiation transfer theory, analyze and deducethe relationship between clouds and radiation, and establish relationships between satellite value and global radiation and net

    通過衛星雲圖的計數來判斷雲對輻射的作用,以此建立起它們之間的關系;利用地面觀測資料和常規資料來粗略求取晴空大氣和雲光學厚度,進而研究雲的物理屬性與輻射關系;的獲取地表與近地面大氣之間的輻射關系,以此估算地表的反照率,和地表的凈輻射;析了衛星可見光、紅外及水汽雲圖計數和地面輻射之間關系,利用輻射傳輸公式來推倒和析雲對輻射的關系,試圖建立起衛星測與地表總輻射和凈輻射之間的關系,並將晴空和有雲的個例開,別建立並出最佳模式,以此來估算地表的凈輻射和總輻射。
  14. On the basis of the loess distribution, engineering geology and specific properties of road use in gansu province, this paper divides traffic volume grade according to the conditions of transportation of all high - grade highways which are being built and have already finished. besides, it analyses the relativity of three different test methods, establishes the related relations, and divides their strength grade after measuring rebound module of subgrade of the representative high - grade highways in gansu loess area. furthermore, it recommends the common semi - rigid and asphalt concrete design parameters by comparing the experiment in doors to outdoors, and draws up the optimized design program aga - lq based on advanced genetic algorithm and solves the non - liner optimization design model of asphalt pavement construction by computer

    本文基於甘肅黃土佈、工程地質及路用特性研究,對該黃土地區在建和已建的全部高等級公路交通狀況進行了詳細調查和析,劃了交通量等級;對甘肅黃土地區代表性的高等級公路,利用三種不同方法實測了土基回彈模量,析了各測試方法的相關性,建立了相關關系,對土基回彈模量進行了強度等級劃;通過室內外試驗比較,推薦了常用的半剛性材料和瀝青混凝土設計參數;利用計算機編制了基於改進遺傳演算法的優化設計程序aga ? lq ,並成功求解了瀝青路面結構非線性優化設計模型;最後經計算提出了甘肅黃土地區高等級公路瀝青路面典型結構,並編制了查詢圖庫軟體cx ? lq ,供設計位直接用,科學便地解決了甘肅黃土地區的路面設計問題。
  15. The business of aggregate requires that aggregator could aggregate many business objects concurrently and different business object ' s properties and temporal variables could be data sources. the aggregate process may be a simple statistical calculate process with filter conditions or a complex calculate process. it requires that the aggregator could control the process of aggregate which implements it step by step and the following steps are relative with the results of previous steps

    匯集的業務需求為:針對動態確定的kpi指標實際,能夠以各種業務對象的屬性、中間變量數據為數據源進行匯集,並且是能對多個業務對象同時進行:匯集變換可能是具有篩條件的統計計算或復雜計算;匯集變換要求能夠對匯集過程進行控制,即匯集是步實現的,並且后續步驟的進行與已完成步驟的結果相關。
  16. Foundation structure design in soft soils is a very difficult engineering problem. the elastic foundation beam method has some merits such as easy calculation pattern and definite model and m - method is fit to practical situation, so it is used comprehensively and welcome by constructors, thus m - method is recommended by many codes. but it is difficult to select a m - value to some soils, and the codes provides a scope of m - values, and they are different in varied regions and soil conditions, thus it is optional to choose m - value of a soil layer for engineering designers. so it is necessary to calculate m - values by back - analysis method using measured datu of deep foundation pit

    軟土地區的深基坑支護結構設計是一個十復雜的工程問題,由於彈性地基梁法具有計算模式明確、計算過程的優點,尤其是m法較符合軟土基坑工程的實際情況,因而受到廣大工程設計人員的歡迎,大多規范也推薦此法。但是m法計算參數的取是工程界的一大難題,一般規范都給出了m的大致范圍,而且每個地區的地質條件千差萬別,因而m的取具有很大的隨意性,有必要根據一個地區的工程實測資料對m進行反演析,以便為地層相近或附近地區的基坑工程設計提供參考和依據。
  17. In forth chapter, several difference methods that are suitable for solution of quasilinear equation are presented, namely, one step lax - wendroff scheme, two step lax - wendroff scheme, mac cormark scheme, tvd scheme, harten tvd scheme with two - order precision. all of them are applied to simulate the same traffic - flow question and choose the best scheme under the consideration of their results. in fifth chap ter, power function traffic - flow model and harten tvd scheme with two - order precision are applied to simulate red - green signal traffic - flow, including isolated, synchronous and synchronous changing red - green signal case

    在第4章中,給出了適于求解擬線性方程的幾種差格式,即一步lax - wendroff格式、二步lax - wendroff格式、 maccormark格式、一階tvd格式、 harten二階tvd格式,並用上述5種格式對同一的交通流問題進行了數模擬,利用數結果,篩出最適合求解具有強間斷特性的交通流問題harten二階tvd格式。
  18. The general thinking and logic structure of this paper is as this : first, we should introduce the general theory and classification of warrants before we deal with the pricing method in detail ; second, we choose binomial tree model because it is the most simple and practical way to assess them and add some restriction factors, which fit well with the features of chinese financial market and the reality of listing companies issuing the stock

    然後,在各種權證價評估的方法中取最為實用的二叉樹模型。採用二叉樹模型對國內的權證進行定價,不能照搬國外的模型,相反必須對國內金融市場的特徵和發行權證的上市公司的實際情況加以充的考慮。在結合中國股市上市公司的具體情況,在二叉樹的初始模型中加入各
  19. We chose suitable tcp throughput model to estimate the available bandwidth correctly, using the estimated round trip time and packet loss ratio for the next time interval as parameters of the model to achive the accuracy of estimated network bandwidth. as the observed losses and round trip time vary very dynamically, adjust the sending rate equivalent to the amount of tcp throughput may result in a rather fluctuant sending rate. so we present a rate adjustment like tcp congestion control based on aimd, which increases its sending rate by an additive inereease rate

    根據mpeg4視頻流應用的特點,擇合適的吞吐量模型,進行合理的參數估計,並根據計算出的帶寬進行相應的速率調整來實現擁塞控制,我們使用未來rtt的估計組丟失率的估計作為吞吐量模型的參數,增強了控制的實時性,弱化了業務的振蕩性,提高了帶寬預測的準確性;在進行速率調整時,不是地將發送速率調整到與tcp吞吐量模型一致,而是採用類似tcp的aimd策略來調節發送速率,減小了發送速率的振蕩性。
  20. In the effective mass approximation, using the two - dimensional equivalent potential model and a simple two - parameter wave function, we calculate variationally the ground state binding energy and correlation energy of positively and negatively charged excitons in finite deep gaas - al0. 33ga0. 67as quantum wells. the results show fair agreement with the previous experimental results

    在有效質量近似下,我們採用二維等效勢模型,並且取了數學形式、物理意義明確的兩參數變波函數,利用變法數計算了有限深gaas ? al _ ( 0 . 33 ) ga _ ( 0 . 67 ) as量子阱中帶電激子的基態束縛能及相關能,所得結果與實驗結果符合得很好。
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