邊線圖解 的英文怎麼說
中文拼音 [biānxiàntújiě]
邊線圖解
英文
skyline diagram-
And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed
研究結果如下:首先針對荒漠化地區的地物特徵,對高光譜數據不同波段的數據質量、波段組合進行了評價,提出了適用於荒漠化監測的基本波段選擇集;初步了解和掌握了研究地區的地物光譜特性及變異規律,進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎;發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象,對于譜形相似而整體反射率的值相差較大的兩類地物,通過引入均值和方差圖像參與分類得到解決;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段,這些波段與植被生物量和蓋度都有密切的關系,是開展精細植被分類研究和植被定量反演的重要基礎;像元的導數光譜分析可以消除土壤背景的影響,是進行植被生物量和蓋度定量反演的有力工具;建立了荒漠化監測主要評價因子的定量反演模型,並分析了模型的適用性。In this paper, presents a new measuring method of the braiding angle of composites for the edge image with computer based on curve fitting theory. the method can suppress noise and absolve the problem of the point of edge is not continue
本文在邊緣圖像的基礎上,根據復合材料自身的特點,提出了一種基於曲線擬合的編織角的自動測量方法,該方法能夠有效地解決噪聲、邊緣點不連續等問題。The dissertation is mainly including four section : the first is the experiments done in the tank, which will supply the reliable information of imaging data ; the second is image edge detection by the use of the art of the zernkie moments, which is used to detect the liner and threaded edge of the object, the third is the underwater camera calibration technique, the forth is automatic positioning the location of the camera by used of the art of cross - ratio, the result of which is satisfied
本文工作分為四個部分:第一部分是水槽實驗部分,它為后續的工作提供了可靠的圖像數據信息;第二部分是基於zom距的直線、曲線邊緣提取技術及相關的與處理技術;第三部分,水下攝像機標定技術研究,基於改進的tsai演算法,採用逐步分解的標定策略。並探討了一種相對簡單的、靈活的標定技術;第四部分是攝像機定位技術研究,採用具有平移不變性的交比進行攝像機定位,模擬試驗的最大誤差不超過2 ,效果還是令人滿意的。This thesis primarily makes below the work of a few aspects : ( 1 ) the method that measuring and solution of the control point ' s coordinate, calculation of the point, solution of intersection with polygons, and calculation the quantity of ore reserves in a drawing file by computer technology ; ( 2 ) the theory and the method to draw the diagram of the equivalent line by establishing the abnormal triangle net, and ore blending with the diagram of the equivalent degree ' s line ; ( 3 ) the principle and method to automatically divide the ore, and the method to adjust to the quantity of ore and search the ore ' s information ; ( 4 ) adoption the line program to beg to solve the problem to ore blending, and establish the linear programming model and the simplification model with ore blending. ( 5 ) establish the control model with ore degree based on modem control theories
本論文主要完成了以下幾方面的工作: ( 1 )利用計算機技術直接在一張現狀圖中,實現了控制點的測量與求解、坐標展點計算、多邊形求交以及爆堆礦巖量的計算; ( 2 )提出了通過建立非規則三角網的方法來繪制等值線圖的理論和實現方法,通過等品位線圖指導配礦工作; ( 3 )提出了配礦塊段自動劃分的原理和方法,並在此基礎上實現礦塊礦量調整和礦塊信息查詢; ( 4 )採用線性規劃的方法求解配礦問題,建立了配礦問題的線性規劃模型和簡化模型; ( 5 )建立了基於現代控制理論的品位控制模型。3 ) unwrapped interferogram after fringe edge detection using dyadic wavelet and edge linking by active contour model ( snake model ). 4 ) analyzed the effects of atmospheric factors to insar dem extraction and the turbulent character of atmospheric term
3 )利用二進小波對干涉相位圖的條紋邊緣進行檢測,並用主動輪廓線模型( snake模型)連接條紋邊緣,在此基礎上對干涉相位圖進行解纏。3 ) for weak noise interferogram or filtered interferogram, dyadic wavelet can be used to detect fringe edges. a gvf snake model was used to link discrete edges, the linked edges were kept well accordance with fringes of phase map. 4 ) phase unwrapping algorithm based on edge detection is suitable to well separated fringes, the unwrapped phase can be rewrapped to the original phase map
4 )對于低噪聲情況下或濾波后的干涉條紋圖,在基於邊緣檢測的相位解纏過程中,利用snake模型可以高效準確的實現邊緣點的連接,所連接的邊緣線與干涉條紋很好的吻合,可將連線的精度控制在三個像元。In the terms of interpolation, the image reconstructed from nearest interpolation or linear interpolation has good edge but serious noise ; reconstruction from 4 * 4cubic interpolation or three b - spline or three - order lagrange interpolations has better local character. 2 x 2cubic interpolations which has both better edge and local character is the ideal interpolation, the following is the basic principle during reconstruction : ( 1 ) the more width of interpolation, the more number of summation and the more order of interpolation polynomial, the higher of density resolution ; ( 2 ) the more of interpolation polynomial and width of interpolation, the more of reconstruction time simultaneously, aimed at eliminating the effects of noise contained in projection data, in this paper, author analysis cause and effects of common artifacts. importantly, discusses convolution back - projection reconstruction algorithm with a shift axis of rotation has been derived for correcting images that acquired with a divergence axis of rotation using the fan beam geometry with an angle - equaled detector
在ct圖像重建時,選擇有限帶寬窗有較好的空間解析度,三角形窗有較好的密度解析度,選擇餘弦窗則使得空間解析度與密度解析度的折衷;從窗函數的頻譜角度來講,可以用於圖像重建的一個良好的卷積窗函數應該具備以下條件: ( ? )小的3db帶寬b ,即最小的主瓣寬度; ( ? )最小的旁瓣最大峰值a ; ( ? )最大的旁瓣峰值衰減速度d ;就內插函數而言,臨近點內插與線性內插重建圖像噪聲大,但有較好的邊緣與細節; 4 4三次內插、三次b -樣條與四次拉格朗日多項式內插圖像平滑,局部特性較好。4. on original data arrangement of views, first, this paper discusses the instance of line overlap and gives the concept of hidden point, next, a method for breaking line is put forward by the means of handling two lines intersection, at the end, data check and correction is described through topological relationship between primitives and dimension set of drawing. to make a summary, from the viewpoint of practicality, the method of engineering drawing pre - processing proposed in this paper over comes traditional
4 .在視圖原始數據整理方面,首先討論了重疊邊的分解與重構方法;然後給出了隱含點的概念,通過對二維線段相交情況的處理分析了求取隱含點的斷線演算法;最後描述了如何利用實體的拓撲關系檢查輸入視圖中的錯誤以及利用工程圖中的尺寸集來校正這些錯誤。Place is the permanent brand of architecture and place creation is always the research project of architects with the development of the age , place ? ? the end results of human material culture and spirit culture ? ? undergoes storm and stress but the real meaning of place still has clear and precise line of thoughts human 、 building 、 scenes ? ? poetic independent existing space space creation ? ? expresses and shows the real meaning of place , interlaces the changing objective and positive multiple affirmation and negation but the road of research is still continuing : seeking the new idea unanimous with the age human 、 building 、 scenes answers the place , multi - dimensional system answers place creation the twenty - first century is the age of variety , after discovering the complex phenomena , research the age nature of place ? ? obscurity , attempt new idea of creation : obscure edge through bluring the edge of building and city , break the separating condition of building and city , unify the urban structure actively , propel the union of building and city through openning design ; through bluring the edge of building and environment , break the condition that environment attaches to building , make landscape design become natural , and combine them into ecologic scene of building and multiple experence of scene : through bluring the edge of building and universe , break the rational outline of building , create multi - dimensional sensational edge of shape , make building become an earth scene , just like the mirage of flourishing city , and prompt to exploit underground space
人、建築、場景解讀了場所,多維的系統解讀了場所創作。二十一世紀是多元化的時代,在揭開紛繁交錯的現象面紗之後,探索場所的時代屬性? ?模糊性,嘗試新的創作理念:模糊邊緣。試圖通過模糊建築與城市的邊緣,打破建築與城市的分離狀態,動態整合城市肌理,以開放型的設計推動建築城市一體化;通過模糊建築與環境的邊緣,打破環境是建築之外附屬的狀態,使環境景觀設計自然而然化,並將二者融合形成綠色生態的建築場景與多層次的景觀體驗;通過模糊建築與天地的邊緣,打破建築理性的邊緣輪廓線,塑造多維感性邊緣的形體,使建築成為一種大地景觀,猶如繁華都市裡的海市蜃樓,並同時帶動了地下空間的探索。In geometry fitting, we introduce the scattered data interpolation technology, and by using the corresponding points on the shared boundary between the given facial mesh and the organ to be pasted, the facial mesh can be automatically fitted to the organ to be used. and in texture fitting, we extend the improved field - based morphing algorithm to the corresponding texture map, and with the preprocessing of the histogram - matching method we can obtain smooth replacing result in the texture map
在紋理上,將改進的場變形演算法拓展到人臉模型對應的紋理圖上,不但完成了紋理圖中對應器官區域的替換,同時通過引入以點到邊界距離的函數為權重的線性插值,實現了在替換器官區域從目標圖像到源圖像的均勻過渡;又通過引入直方圖規定化的技術,解決了由於膚色相差較大而產生的邊界不能平滑過渡的問題。Aimed at mark line navigation, this dissertation takes car - like agv as the research objective, suggests a navigation route recognition algorithm based on linear model, which resolves the problems such as noise elimination, the edge of the mark line obtaining and the location of the agv during the process of image processing
針對標識線導航,本文以兩輪驅動自動引導車為研究對象,提出了基於線性模型的路徑識別演算法,解決了圖像處理過程中的噪聲消除、邊緣提取、車體的位置信息分析等問題。Basing on them, we propose a new algorithm of removing pseudo elements by which we can ensure the candidate edge generated by the broken line in 2d views is pseudo element if it is inside of the face which can be seen completely. at last delete other pseudo elements by the topological information of former methods. 2. for the low efficiency and bad capability of disposing multi - solutions of the decision - making after generating face loops, we thoroughly analyzed the former divide - conquer algorithm and decision - chaining algorithm
以這些定義和定理為基礎,提出了新的假元刪除演算法,通過判斷視圖中的二維虛線邊所生成的候選邊是否在完全可見有界平面內來判斷該候選邊是否為假元而將其刪除,再結合前人的成果利用三維拓撲信息刪除其它假元,從而降低了面環的生成數目和決策求解的搜索空間,提高了三維重建的效率。This software can be used to construct automatically 16 electrodes and 32 electrical electrodes finite element method ( fem ) division model. the equi - potential lines in any drive pattern can be plotted and the boundary potential changes in its forward problem can be obtained. using back projection method, the impedance imaging in simulation and real measurement can be reconstructed
該軟體對任意形狀、結構的場域可實現自動剖分,可建立16電極、 32電極求解模型;正問題部分可給出各種激勵情況下的等位線分佈和邊界電位變化情況;逆問題部分用反投影法實現了圖像重構,並成功應用於所研製的測試系統。E xperiments show that the amended method is better than that in reference 12. as the same time the method can combine with the wavelet transformation to locate the characters. by multi - resolution analysis and pyramid decomposition, the edge components with different spatial resolutions and different directions can be acquired, among which, the detail components have the most distinguished texture features standing for the object region, then by further morphological operations, the useless information is greatly decreased and the last object text region is acquired
分析了各個方向邊緣經小波變換后的特點,用具有良好時頻局部和變尺度特徵的小波分析方法提取出不同空間解析度,水平和垂直及對角線方向的邊緣子圖像,把滿足水平和垂直方向能量閾值區域進行合併,經過去噪后,用對角線方向能量閾值即高高頻能量作為判斷標準,確定是否是真正的字元區。In conclusion, the algorithm of removing pseudo elements can reduce the number of face loops generated and the searching space of the decision - making. compared with former methods, our method can reduce the execute - time mostly, and also can delete pseudo elements generated by the broken lines in more cases. the decision - making algorithm can efficiently get a solution satisfying orthographic views and truly deal with multi - solutions
本文所做的工作與以前方法相比,假元刪除演算法不僅在線框模型中執行次數減少,假元刪除的效率得到明顯提高,而且能刪除更多情況下虛線邊所產生的假元;決策求解演算法真正做到快速並有效地得到所有滿足投影視圖的有效解。For the class of nonlinear second order ordinary differential equations ( odes ), we firstly consider one of their special one - dimensional forms, and then prove the existence of solution to its two - point boundary value problem in the light of prior estimate and schauder fixed point theorem. we also show the exact solutions for the special equations as an example and plot the numerical solutions by mathematica
對于這類非線性的二階常微分方程,我們首先考慮其一維的特殊的形式,運用先驗估計,進而利用schauder不動點定理,證明了其兩點邊值問題解的存在性,並給出具體方程的解作為例子,然後用mathematica作出數值解的圖。And a method of node optimization according to beeline is also put forward to decrease large amounts of short straight lines and ensure sameness of image profile to object prototype. it improves the precision of engraving and suffices the request of engrave machining
為減少邊緣線上的大量結點和鋸齒,保證優化后的圖形輪廓與原圖像逼近,提出了基於最短距離優化節點的解決方法,從而提高了精度,滿足了雕刻加工的要求。分享友人