預處理運算元 的英文怎麼說
中文拼音 [yùchǔlǐyùnsuànyuán]
預處理運算元
英文
preconditioning operator- 預 : Ⅰ副詞(預先; 事先) in advance; beforehand Ⅱ動詞(參與) take part in
- 處 : 處名詞1 (地方) place 2 (方面; 某一點) part; point 3 (機關或機關里一個部門) department; offi...
- 理 : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
- 運 : Ⅰ動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 運算 : [數學] operation; arithmetic; operating
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Abstract : a cad tool based on a group of efficient algorithms to verify, design, and optimize power / ground networks for standard cell model is presented. nonlinear programming techniques, branch and bound algorithms and incomplete cholesky decomposition conjugate gradient method ( iccg ) are the three main parts of our work. users can choose nonlinear programming method or branch and bound algorithm to satisfy their different requirements of precision and speed. the experimental results prove that the algorithms can run very fast with lower wiring resources consumption. as a result, the cad tool based on these algorithms is able to cope with large - scale circuits
文摘:介紹了一個基於標準單元布圖模式的電源線/地線網路的輔助設計集成工具.它應用了一系列高效的演算法,為用戶提供了電源線/地線網路的設計、優化和驗證的功能.非線性優化技術、分枝定界演算法和不完全喬萊斯基分解的預優共軛梯度法是該工作的三個主體部分.用戶可以選擇使用非線性規劃的方法或者幾種分枝定界方法來滿足他們對于精度和速度方面的不同需求.實驗結果表明,文中所提供的演算法可以在很快的運行速度下實現更低的布線資源佔用.因此,在這些有效演算法基礎上實現的輔助設計工具具有處理大規模電路的能力In computation of swept volume approximation, an improved technique to generate the swept volume approximation for arbitrary meshes is presented by introducing generator simplification and path resample using frenet moving frames along the discreted sweeping trajectory. other steps, such as a directed distance field computation on a uniform grid based on the hardware accelerated computation technique and iso - surface extraction using marching cubes algorithm, are also included in this algorithm. in addition, the simplification scheme and smoothing technique are applied to the swept volume generated from iso - surface extraction
本文的主要貢獻在於:在掃描體逼近計算方面,在原有任意多邊形網格模型沿任意路徑運動生成掃描體逼近演算法的基礎上,提出了加入對掃描母體簡化的預處理和用活動標架對掃描路徑進行重采樣等過程,演算法的其它過程還包括:計算掃描體中幾何基元的排列,用硬體加速構造無符號的有向距離場,將無符號距離場轉化為有符號距離場,從有符號有向距離場提取等值面等。The categories of preprocessing token are : header names, identifiers, preprocessing numbers, character literals, string literals, preprocessing - op - or - punc, and single non - white - space characters that do not lexically match the other preprocessing token categories
預處理標記有以下幾類:頭名稱,標識符,預處理數字,字元文字量,字元串文字量,預處理運算符或標點,以及不符合以上詞法類型的單個非空白字元。Reliability assessment of xi - luo - du underground water - power plant : the results have been used by the cheng - du surveying, design and research institute for the preliminary design ; ( 2 ) the stress and strain analysis for the xiao - guan - zi sluice and its foundation : the report has been applied for the reinforcement of the foundation ; ( 3 ) the thermal control procedure for the no. 7 - 14 power plant dam segments of the three gorge project : the research report provides the effective and efficient methods for the controlling of the temperature field in the mass concrete structure ; ( 4 ) the software system development for the long - term monitoring for dikes : the software can automatically give the results of the seepage field and the probability of soil piping of dikes and underground ; ( 5 ) reliability assessment of xiang - jia - ba underground water - power plant : the results have been used by the zhong - nan surveying, design and research institute for the preliminary design ; ( 6 ) fatigue reliability estimation of shipping berthing pillar : the results give the optimized design scheme and prediction of the structural age ; ( 7 ) 3 - d static and dynamic stochastic finite element analysis for the strength, stability and thermal control problem for xi - luo - du project
溪洛渡水電站超大型地下洞室群圍巖穩定的安全可靠性分析:被成都勘測設計研究院應用於比選報告及可行性論證中; ( 2 )小關子水電站攔河閘壩及地基的應力應變分析:被成都勘測設計研究院應用於地基加固處理方案; ( 3 )三峽廠房7 # - 14 #壩段溫控並縫措施研究:為廠房壩段並縫方案的可行性提供了依據; ( 4 )堤防工程體系的長期監控預報預警決策系統開發:為監控、預測預報堤防滲漏管涌破壞提供分析軟體; ( 5 )向家壩地下洞室群圍巖穩定的安全可靠性分析:被中南勘測設計研究院應用於初步設計方案中; ( 6 )靠船墩的疲勞可靠度研究:為廣東航運規劃設計院的靠船墩優化設計和加固提供依據; ( 7 )溪洛渡高拱壩壩體壩基(壩肩)強度和穩定的三維靜動力隨機有限元分析及可靠度計算:為溪洛渡重大工程壩體的靜動力安全穩定性及溫控方案提供依據。In order to overcome problems arisen from the application of x fluorescence analysis into complex spectrum produced by archaeological ceramic fragments with multi - element, low content and thick ground, we have employed the artificial neural network into the research of x fluorescence archaeology and conducted three kinds of research works. as the first one, we have applied the linear olam network ( optimal linear association memory network ) and the non - linear bp network ( back - propagation network ) respectively to analyze the complex x fluorescence spectrum of archaeological samples, and taken both results of spectrum analysis to compare with each other. the second, the method of pattern recognition of bp network was tentatively used to perform intelligent identification of production places of these archaeological samples
針對科技考古中對大量考古陶片進行產地研究時x熒光分析對多元素、低含量、厚基底考古陶片產生的復雜譜分析的問題,將人工神經網路引入x熒光考古中,進行了三方面的研究工作:一是用線性olam網路(最優線性聯想網路)和非線性bp網路(誤差反傳導網路)分別對考古樣品的x熒光復雜譜進行解譜,並比較二者的解譜效果;二是用bp網路模式識別方法對考古樣品的產地進行智能識別;三是為了提高網路運算的可靠性和減小基體效應及電噪聲的干擾和影響,研究並提出了三種網路學習前的譜數據預處理方法。Visual analysis of human motion has been receiving increasing attention from researchers in the fields of image processing and computer vision during the past few years. it has a lot of applications in virtual reality, smart surveillance system, advanced user interface, motion analysis and video compressing, etc. this paper focuses on the technology of human motion tracking based on video, first, we make a summarization of the domestic and overseas status of the research in this field. on the basis of this, we analyse the technical difficulties of human motion tracking. as most of the existing model - based methods of human motion tracking perform not so good in some situation as they need mannual intervention, and also the precision of tracking is not so satisfying during the research of tracking of walking people because of the self - occlusion of legs, this paper proposes an algorithm of automatic detection and tracking of legs of the walking people based on monocular image sequences, in which we analyse the features of walking people, track the five joints of lower limbs, get various parameters, and then re - construct the walking process. the main research achievement is as follows : 1 ) we propose an algorithm of markerless automatic extraction of leg skeleton. first we divide the video into continuous image sequences, after background subtraction, the satisfying human region could be extracted, then we get a single - connected region by converting the rgb image to binary image and median filtering. afterwards, the contour of lower limbs in the frame with a widest boundingbox is detected, using sobel operator, to find the ankle joint of leg behind according to the features and rules of walking, then, the joint of knee of leg behind, hip, ankle of leg in front, knee of leg in front could be got in turn. so, model of leg skeleton is constructed
首先將視頻分解成許多連續的靜態圖像幀,經過背景去除,把感興趣的人體區域提取出來,通過二值化,中值濾波等預處理方法得到只有人體的一個單連通區域,然後用sobel運算元檢測出boundingbox最寬幀中人體下半身的輪廓,根據運動規律及特徵找到後腿踝關節點,結合從boundingbox最窄幀中所獲取的腿長依次得到後腿膝關節,跨部關節,前腿踝關節,前腿膝關節四點,從而構建出腿部骨架模型。 2 )實現了人體步行腿部骨架的跟蹤演算法。在完成對腿部骨架模型的自動初始化之後,本文對跨關節、膝關節及踝關節分別採用運動建模、圓周相交定點演算法、運動預測及預測點周圍搜索rgb相似矩形塊三種方法確定每一幀中其實際坐標,從而重構出腿部骨架的運動過程。The research achievements are as followed : studying the shortages and the improved methods of gm ( 1, 1 ) grey prediction model, considering the characteristic of the transformer chromatographic data, bring forward the method for converting a series of data which are sampled in different interval into a series of data in the same interval. the weakening operator is applied to reconstruct the transformer chromatographic data for attenuating or eliminating the influence of randomicity. the improved prediction model for power transformer interior fault is constructeded
主要取得了以下研究成果:通過對gm ( 1 , 1 )灰色預測模型的缺陷及其改進方法的深入研究,針對變壓器色譜數據序列的特有規律,提出了原始非等間距色譜數據序列的等間距處理方法,運用弱化運算元改造原始序列,淡化或消除原始色譜數據序列由於受各種隨機因素影響所具有的隨機性,給出了適用范圍更廣的變壓器內部故障改進灰色預測模型的建模方法。After image preprocessed, its edge is detected, and some long lines in edge image are filtered, and then mathematical morphology is employed to remove edge noise
對預處理后的圖像進行邊緣提取,先消除非字元邊緣的長線條,再用形態學運算消除干擾邊緣和噪聲。Thirdly, decrease the difficulty of the character recognition through studying the method of character preprocessing ; at last, some effective methods of feature extraction, such as the one based on image transform with the invariant features which keep stable while the picture move, rotate and zoom in or out, and the other focused on the shape of character and features of direction
三、深入探討了字元識別的預處理方法,減少字元識別時的運算量和難度。四、討論了三種特徵向量的提取方法,一種是基於平移、旋轉和尺度不變性的圖像變換法,一種是計算中心矩的方法,再就是強調字元形狀和結構的方向特徵量提取法,實驗中通過最小距離法進行字元的分類識別,匹配時間少,識別率有所提高。Each automatic control model has function dispersion and can deal with parameter checking, calculation, control strategy, information output and process parameters time _ control. these functions will auto _ run effectually and reliably that make control dispersion
每個模塊都實現了功能分散控制,對過程參數檢測及運算處理、控制策略的實現、控制信息的輸出以及過程參數的實時控制等都在各個模塊的過程式控制制單元中有效地、長期可靠地、無人干預地自動進行。This system has function dispersion and can deal with parameter checking, calculation, control strategy, information output and process parameters time - control. these functions will auto - run effectually and reliably that make control dispersion. fieldbus intelligential model layer in this system is made of a few intelligential models in the fields
該系統實現了功能分散控制,對過程參數檢測及運算處理、控制策略的實現、控制信息的輸出以及過程參數的實時控制等都在現場的過程式控制制單元中有效地、長期可靠地、無人干預地自動進行,從而實現控制功能的高度分散。First, based on the analysis to the development condition of computer and property of the input data of bridge, this paper, taking convenience and practicability as principle, develops the multi passages data - in system made up with human - computer interactive interface and excel import model. second, after comparing and analyzing to the calculation theories and methods of creep and shrinkage, clearing up the key steps of creep and shrinkage analysis, the paper takes incremental method to establish program to analyze secondary inner force caused by creep and shrinkage. third, the paper puts some optimal or simplified treatment to the contents of pre - stress and develops relative program ; in addition, through analysis to the different methods used to calculate the secondary inner force caused by pre - stress, the paper combines equivalent load method with finite element, carries out some simplified treatments, and establishes program to calculate secondary inner force caused by pre - stress
首先,在分析當前計算機的發展狀況及橋梁結構輸入數據特點的基礎上,以方便、實用為原則,採用人機交互界面和excel輸入方式聯合的多通道數據輸入系統;其次,通過比較分析徐變收縮計算的各種理論及方法,澄清了徐變收縮分析的關鍵過程,並採用增量法編製程序,實現徐變收縮次內力分析;再次,對預應力的相關計算內容進行適當優化或簡化處理,並編制相應程序;另外,本文還在比較預應力次內力各種計算方法的基礎上,將等效荷載法結合有限元進行一些簡化處理,編製程序實現預應力次內力的計算;最後以三個算例來校核計算方法及程序運行結果的可靠性,取得了預期效果。A vision - based license plate identification system has to be robust, since the plate may be inclined or distorted, the characters may be blurred and the strokes become disconnected. the algorithms also have to be adaptable since the light condition and image capture position could vary. the license plate identification system has to implement license plate region identification, character extraction and character recognition. we use edge features and shape features to locate the plate region, in this process image enhance and mathematical morphology are used
本論文的研究重點主要包括牌照的定位、牌照中字元的分割和字元識別三部分,通過對圖像處理和分析技術的綜合運用以及對問題本身特點的詳細考察,最終實現了基於邊緣特徵和形態學分析的牌照定位演算法,在圖像預處理方面採用灰度變換、同態增晰和平滑演算法對圖像進行處理,提高了牌照圖像的質量。This paper clarifies image collect automatically process of multi - channels, and pre - processing process of original image in order to noise reduction. in image processing, method as follows will be introduced in this paper : a method combining image threshold iterative segmentation with threshold interpolation, edge detection operator sobel and log, edge linking method using delation operator based on mathematical morphology, using boundary tracking and projection method in edge distill process. through this method, measurement of wheelset will be met precision demand
本文闡明了圖像的分通道自動採集過程,以及對採集到的原始圖像進行預處理過程,達到圖像去噪聲的目標,本課題採用了閾值分割中迭代閾值和閾值插值相結合的方法, sobel運算元、 log運算元邊緣檢測演算法,基於數學形態學的膨脹運運算元進行邊緣斷點連接以及目標提取中的投影法和邊緣跟蹤方法,使得提取輪對圖像邊緣達到測量精度的要求。2. pre - processing method for curves, including laplace operator, morphologic operator and human - machine interaction
2 .曲線預處理方法,包括:拉普拉斯運算元、形態學操作及進行必要的人工交互。Based on the combination of all kinds of basic morphologic operators which leads to different top and bottom hat transformations, filtering and threshold enhancement are used to pre - process the image, by choosing appropriate structure elements, quaternary strata can be segmented by morphologic methods
經實驗結果得出,利用數學形態學的基本運算組合成的各種運算元:高、低帽變換、濾波與閾值截取相結合的增強方法,通過選擇合適的結構元素,對圖像進行預處理后,就可以用形態學方法對第四系地層進行影像分割。This paper study the greedy snake algorithms for the clutter tracking. it introduce the energy function of basic snake model and analyze the different kind of snake discrete energy function. it study on the method which use the pretreatment combining the sobel and grads arithmetic operators. the astringency of snake external energy was satisfied. this paper analyze the influence of tracking precision and running time for the preliminary border width, it also study on the tracking effect of different distributing and intensity. it is important to the next work
針對雜波數據的強度起伏大的特點,提出了結合sobel運算元和梯度運算元的預處理方法,滿足了貪婪snake外部能量的收斂要求,在真實數據和模擬樣本條件下,分析了初始邊框間隔對跟蹤精度、運行時間的影響,以及不同分佈、不同強度雜波樣本的跟蹤效果,為后續的工作打下基礎。Abstract : a new preconditioner is proposed in the preconditioned conjugate gradient method ( pcg ) for solving the problem arising from image restoration. the condition number of the new preconditioned system is proved to be much less than the original one. numerical results show that the new method is better than the classical pcg
文摘:在圖像恢復實際模型的預條件共軛梯度法中,提出了一種新的預處理運算元.將新的預處理運算元應用於原來的系統,證明了其條件數得到大大的改善.實驗結果表明,新的預處理運算元具有很大優越性,比傳統的預處理運算元具有更快的收斂速度Trend prediction and fault diagnosis tech., etc. the information intelligent processing technology facing the application is presented as an emphasis. after introducing the development situation and the whole pattern on related fields, this paper describes several algorithm applied in the simulation experiment, including direct multi - steps nonlinear autoregressive - moving average ( narma ) prediction model based on diagonal recurrent neural networks and fuzzy neural networks model based on generalized probability sum ( gps ) and generalized probability product ( gpp ), and lists the algorithm steps facing the application
作為重點,本文辟用了較大的篇幅討論面向應用(主要是趨勢預測與故障診斷)的集成智能信息處理技術,在介紹相關領域的發展情況和總體格局之後,重點闡述了幾種基於神經網路的智能演算法,包括基於對角遞歸神經網路( drnn )的直接多步非線性自回歸滑動平均( narma )預測模型,以及基於廣義概率和( gps )與廣義概率積( gpp )兩種運算元的模糊神經網路模型,給出了它們的詳細演算法及面向應用的運算步驟。In this paper the detection result of some gradient operators and laplacian are also compared with the result of bp fusion model to analysis the fusion effect. at last the paper pointed out that the fusion model has higher accuracy and higher speed in the processing of oil spill image ' s edge detection
文章最後把經五個簡單運算元和bp融合模型處理過的邊緣圖像放在一起並進行了比較,得出溢油圖像經該模型處理后基本收到了預想的效果。分享友人