影移法 的英文怎麼說
中文拼音 [yǐngyífǎ]
影移法
英文
shadow-moire method-
Projection algorithm is presented as follows : first, characterize the reference image and the float image and turn into binary images ; then, project the binary images onto the abscissa and y - axis and get the projection vectors ; last, according to the elements of the vectors, the rotation and translation parameters were calculated separately
投影法通過二值化參考圖象和浮動圖象,沿x軸、 y軸投影得到投影向量,然後根據投影向量元素的大小和位置,分別檢測圖象間旋轉、平移運動的大小。Combined with the reseaching panoramic aerial camera with tdi ccd, the paper deduced the formula of imv with two methods. one is coordinate system transformation method, the other is orthogonal projective analytic method
本文結合在研的tdiccd全景航空相機,用兩種不同的方法實現對像移速度公式的推導:坐標系變換法和正交投影解析法。So in that foundation this thesis proposed the amendatory expressions which can neglect the effect of secondary frame in computing structure lateral displacement, and this correction coefficient enhances the computation precision of that simplification method
因此,本文在此基礎上提出了不考慮次框架影響時結構側移的修正公式,以提高此簡化方法的計算精度。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。As the return of flow is being, one side the heat gain of higher zone will be lead back, on the other hand, the heat has been transmitted to upside also will return, so the heat gain will incr ease. the methods of using numerical simulating has been used to analyze the factors influecing convecting transfer heat in this paper
實際運行時由於空氣的回返,一方面會把上部的得熱帶回工作區,另一方面也會把下部已傳送上去的熱量又帶回,從而增加了下部的得熱量,本文就影響對流熱轉移量的因素利用數值模擬的方法做了一初步的研究。Other issues being discussed at the conference include the humanitarian needs of migrants and internally displaced persons and ways to deal with the impact of war
大會上的其它討論的話題還包括移民和內部難民的人道主義援助的需要以及處理戰爭影響的方法。Hockney and falco explain this shift as follows : van eyck traced part of the image projected in an epidiascope, then accidentally bumped the silverpoint, the oil or the mirror, and finally traced the remaining, now shifted, image
霍克尼與法柯對此位移的解釋如下:范艾克用幻燈機描了部份的影像后,不小心碰到銀尖筆、油畫、或者鏡子,然後繼續描完剩下已經位移的影像。The prestress and harmonic response analysis method is used to study the unbalance response of a turbo - generator rotor and the displacement - frequency curve at a point of the rotor as well as the sress and strain at an appointed frequency are provided
摘要利用預應力及諧響應分析的方法研究了轉子的不平衡響應,得出在某頻率范圍內,轉子在指定點處位移對頻率的響應曲線以及在指定頻率處,整個轉子上的應力、應變響應的影響等。Compared with the static method and kinematic method computing deformation directly, the method presented here bring high efficiency when calculating the influence surface of the internal force for curved - bar grillage
與靜力法及直接求解位移的機動法相比,使曲桿梁格內力影響面計算效率得到了很大提高。The penetration test study the disturbance of soil in difference location. by using finite element method, the paper study the stratum movement and the earth surface deformation caused by pipe jacking, analysis the construction parameter such as head pressure, deflexion, friction force impact on earth surface deformation, give the distributing rule and range of additional soil pressure in soil
採用有限元計算分析的方法,對頂管施工引起的地層運動及地表位移進行研究,分析了機頭土壓力、機頭偏斜、摩阻力等不同施工參數對地表變形的影響以及附加應力在土中的分佈規律和影響范圍。On the basis of optoelectronic dynamics and nucleation and growth model, we simulated photosensitive process by the following steps : the creation of optoelectrons, carriers " transmission and decay, until the formation of latent image. in our simulation code, monte carlo method was adopted in order to simplify the algorithm
本工作以光電子動力學理論為依據,利用成核生長( nucleation & growth )理論模型,並在此基礎上採用montecarlo方法,模擬了光電子的產生、遷移、衰減、直到形成潛影中心為止的感光過程。Three main error sources are the variation of intensities, the orientation errors associated with the configurations of the polariscope and the initial stress existing in the model. a quantitative method is presented to analyze and estimate the influence of different error sources on the final isoclinic results calculated by fcpst or the other pst
本文提出它們影響五步彩色相移法的定量誤差分析方法;提出控制各誤差的具體指標;給出了避免或降低這些誤差源影響的措施,為合理設計製造儀器、指導實驗和保證實驗結果的精度提供了依據。The virtual displacement method specifies that the sum of the shaded areas is equal to the sum of the stippled areas.
虛位移法規定陰影面積之和等於點畫面積之和。The results indicated that, the fabrication process of ultra - fine grain material is mainly determined by the stress, rotate speed and the flux of cooling water. the grain refining and the hardening effect are mostly affected by the rotate speed and the flux of cooling water. compared with commercial ly12, the invalidate strength and the prolongation rate of the ultra - fine grain material are properly improved in the measurement of compression property ; and the abrupt change of the dilatability of the ultra - fine grain material at 500c is found ; also the phenomena of which the grain size of these microstructures is stable when annealed under 300c is observed
研究表明,採用本文提出的摩擦壓扭強變形區轉移法可以得到棒狀的超細晶材料,軸向壓力、扭轉速度和溫度是採用該方法制備超細晶材料的主控參數;試件的旋轉轉速和冷卻速度對變形區晶粒細化和硬化效果影響顯著;超細晶ly12的壓縮性能與淬火+自然時效狀態的ly12壓縮性能相比,斷裂強度和延伸率均有一定程度的增強;超細晶ly12的熱膨脹系數在550左右發生明顯的變化。On the basis of appraising a traditional method, the method of the stereographic projection and proportionally stereographic projection of a solid volume, this paper has introduced such methods as determination of dominant discontinuities, kinematic tests for rock - mass failure modes, geometrical judgment of a removable block, and determination of a key block, extending perfecting the traditional method, and thus making it has better suitability or availability and practicality
摘要本文在評價用傳統方法即赤平極射投影和實體比例投影方法分析節理邊坡穩定性的基礎上,結合具體工程實例引進了優勢結構面的確定、巖體破壞模式的運動學判釋、可移動塊體的幾何判定和關鍵塊體的確定等方法,使傳統方法得到拓寬和完善,從而具有更好的適用性和可操作性。Two methods, the stereo - analytical method and the time - vector method used for calcu1ation are ones through parallel moving discontinuous surfaces
所採取的赤平投影方法和矢量分析法均是平移結構面進行計算。Concrete elastic modulus and concrete creep and shrinkage variety at different time are reckoned in by using time increment analysis method and concrete creep and shrinkage secondary force is calculated by using effective elastic modulus. bridge stability analysis program is developed on the base of structure matrix displacement method, the program adopts visual basic language, has friendly interface and visual data input windows. the buckling safety factor of currently finished structure is given as result
為計入混凝土彈性模量的變化及混凝土徐變收縮隨混凝土的齡期與外荷載加載時間不同而變化的影響,採用時間增量法對每個計算階段根據其階段內時步數進行循環,以計算時段內彈性應力、應變增量和徐變、收縮產生的應力應變增量,利用有效彈性模量法計算混凝土徐變收縮次內力,在此基礎上,結合結構矩陣位移法的基本理論編制開發了計入混凝土時效效應的高墩大跨徑橋梁穩定分析程序。Taking the radial forging process of the rd2 axle for example, the characteristics of the forging heating and forging craft and radial process in sliding method have been analysed with establishing the sliding field code and doing a speed diagram of the radial forging deformed process
摘要以rd2車軸徑向鍛造為例,分析了其鍛造加熱及鍛造工藝的特點,並且用滑移法分析徑向鍛造變形過程,建立了外摩擦影響下的滑移場模式,並做出了與之相對應的速端圖。Based on the nodal mechanics theory and generalized displacement method, equations that the thin - wall cylinder pile is simulated with the beam element are derived. the influence of the number of beam element is researched, and conclusion that the number of beam element and the number of soil layer should be uniform is draw up
應用節點力學的基本理論和廣義位移法的基本概念,推導了用梁單元模擬薄壁筒樁的計算公式,研究了梁單元離散樁體結構時梁單元的數目對計算結果的影響,得出了梁單元數量宜與樁穿過土層數目相一致的結論。The algorithm acquires the quantity of two - dimensional spatial translation by means of projecting each frame apart along horizontal and vertical direction and using multi - resolution spectrum decomposition approach to process the two projection vectors, respectively
該演算法首先引入積分投影方法將圖像序列中的每幀圖像轉換成兩個一維積分投影向量,再應用多分辨譜分解方法對兩個投影向量分別進行處理,從而精確地獲取圖像在二維空間上的亞像素平移量。分享友人