雲紋法 的英文怎麼說
中文拼音 [yúnwénfǎ]
雲紋法
英文
moire method-
Among them the gray level co - occurrence matrix ( glcm ) and gray gradient co - occurrence matrix ( ggcm ) methods, which attributed to the statistic textural analysis scheme were then chosen to extract the textural features of five kind areas on satellite images. in the second part the principle of classification and bp neural network were introduced. combined with textural features, the improved bp neural network successfully performed on the classification of the satellite images
論文的第一部分介紹了進行紋理特徵研究的一些典型的方法,利用其中的基於統計的紋理分析法中的灰度共生矩陣以及灰度一梯度共生矩陣法,分析了衛星雲圖上五類區域的紋理特性;第二部分主要介紹了遙感圖像分類原理以及神經網路中的bp演算法,在對演算法原理進行深入理解的基礎上,把紋理特徵與神經網路進行組合,實現對衛星雲圖進行分類分析;第三部分內容是在前面圖像分類結果的基礎上,對序列圖像用相關匹配法進行運動分析,反演雲跡風風場。Holographic moire technique
全息雲紋法Off - plane moire method
離面雲紋法In - plane moire method
面內雲紋法Different glazing techniques are used on this vessel. the design inside the round panel is painted in doucai technique, which is a combination of underglaze blue and overglaze colours. some of the outlines are painted in gold to give a glimmering effect
這件體積不大的扁壺,集合了不同的施彩方法,圓形開光內的八吉祥圖案是以和留釉下青花與釉上彩結合的鬥彩工藝勾繪而成,外面則有象徵皇權的明黃色作地,上面繪有紅藍綠彩的雲蝠紋。This system provides photo elastic, moire, holographic, speckle technology contained in optical measure strain and displacement analysis software interface, and mainly realizes photo elastic image collection, interference image pretreatment, automatic skeleton extract method, automatic main strain trace protraction method and planar photo elastic image strain analysis function. all the work that the author has done has established a good foundation for more realization of an intact optical measure image strain analysis software system. furthermore, engineer and lab assistant can quickly obtain concise, intuitionistic and quantificational information
該系統提供了光測力學所包括的光彈法、雲紋法、全息法以及電子散斑法等技術應力和位移分析軟體實現的介面,主要實現了等差線圖像和等傾線圖像的採集、干涉條紋圖像預處理、全自動提取光彈條紋圖像骨架線、全自動繪制主應力跡線以及二維光彈應力分析功能,為進一步開發完整的光測力學圖像應力分析軟體奠定了基礎,同時使工程技術人員以及實驗人員能夠迅速的獲取簡明、直觀、定量的信息。In the second part ( including chapter 4 ), this paper applies gray level coocurrence matrix and image texture feature quantities to evaluate eliminate effect through computing the same sampling region selected. the results show that the three methods can eliminate solar eclipse impact on the satellite vis imagery so that the topography, cloud system texture and ocean current are distinct and differentiable and it is good for analyzing the clouds and weather systems on the cloud image. comparing the three methods, the improved geometry - model method is the most effective
研究結果表明:原幾何模型法、改進的幾何模型法和數學函數模型法基本都能消除日食對雲圖的影響,經過訂正處理后,各種特徵紋理變細,結構變清晰,信息增加,有利於雲圖上雲和天氣系統的識別和分析;三種方法的比較認為,改進的幾何模型法訂正效果最好,原幾何模型法的效果較差,數學函數模型法更加快速、簡便,但其涉及的主觀因素較多。In order to study the thermal performance and residual stress of microelectronic subassembly, in this paper, a newly optical interferometry method for 3 - d displacement measurement is developed based on wavefront interference theory. in which the moire interferometry provide the in - plane displacement, but the system is different from the conventional interferometry, the system applies the double diffraction of the specimen grating, the in - plane displacement sensitivity is a factor of 2 higher than that of the conventional moire interferometer. twyman / green interferometry method for out - of - plane displacement measurement is adapted, the advantages of the optical set - up are structure novelty, and the fringe patterns of the displacement fields shown high contrast and spatial resolution
為了詳細研究試件的熱變形特徵以及殘余應力的影響作用,本文在波前干涉理論的基礎上,設計了一新型三維光學測試系統,該系統的平面位移測試基於雲紋干涉方法,但採用與普通雲紋干涉不同的光路系統,利用試件光柵和平面反射鏡組形成的兩次衍射,使平面位移干涉條紋倍增,測量靈敏度是普通雲紋干涉的2倍,系統的離面位移場測試採用泰曼格林干涉光路。Math. and physics department, yanshan university, qinhuangdao 066004 ) [ / align ] [ align = left ] [ b ] abstract [ / b ] : through the pictures taken by means of laser speckle on the metal material weldment, we can obtain double - exposed displacement patterns at a temperature range. by point - to - point analysis heat displacement field at the welding points can be measured, and the distribution of thermal strain and thermal stress can be obtained. as a result, the flaws at welding points can be measured through experiments
本文應用激光散斑法,其測量靈敏度介於全息干涉法和雲紋法之間,象所有其它散斑法一樣,它是一種非接觸式的測量技術,對環境及設備條件要求不高,對被測件表面不需進行特殊處理,可在生產現場對實際物體進行測試。The surface of conventional engineering part is composed of simple analytical surfaces and four - boundary ruled surface primarily. therefore a point cloud segmentation method based on those feature surfaces is proposed. several algorithms to identify the simple analytical surface feature are investigated and discussed
常規工程零件的外表面中包含了大量的特徵曲面,如簡單解析曲面和四邊直紋面,因此,本文提出基於特徵曲面的的點雲分割方法,研究幾種識別簡單解析曲面的演算法;研究由點雲擬合b spline和b zier曲線的理論基礎,總結曲面擬合的幾種方法,提出一種反求定半徑滾球圓角的方法。In this paper we studied the textural features extraction, remote sensing images classification and bp neural network techniques and their applications in the meteorological problems such as recognition of the cloud cluster feature, cloud - drift wind retrieval and heavy rain process analysis etc. to the question of the low precise recognition of satellite images by using spectral features, the proposed approach assumes to perform a multiple analysis based on an advisable decision - making model by first developing a mixed pixel model which was based on the textural features of images, and then improving the recognition intelligence
本文對模式識別領域中的圖像紋理特徵提取、遙感圖像分類、 bp神經網路與紋理特徵組合分類等方法,以及它們在雲團屬性識別、雲跡風反演和暴雨過程分析等氣象問題中的應用作了研究。針對過去利用圖像光譜亮度特徵進行識別分析氣象衛星圖像準確度不高的問題,本文提出了發展混合像元的分解模型,以圖像的紋理特徵為基礎,提高圖像識別的智能水平,以實現在分析決策模型的支持下,快速準確的復合分析的解決方案。It processes these data that gathered from the optical measurement system or other 3d measuring apparatus directly without the preprocessing of wiping off noise points. user can define the resolution of the exported triangle mesh through setting a few parameters. it still can process other information of the points of cloud except for the x, y, z coordinates, such as color information ( rgb )
它可以直接處理來源於光學測量系統或者其他的一些三維測量系統的數據,而不用經過去除雜點的數據預處理過程;輸出三角形網格的解析度可以由用戶通過設置一些參數來進行控制;這個演算法還可以處理一些來自於點雲的點所帶的除了( x , y , z )坐標以外的一些信息,比如說顏色信息( rgb )等;此外我們還提供了幾種可以實現的紋理映射( texturemapping )的思路。Phase - shift moir interference method and blind hole method were used to measure the residual stress of composite materials
摘要本文應用相移雲紋干涉法與盲孔法相結合檢測纖維增強復合材料的殘余應力。Blind hole method is a common method which is widely applied in the project to measuring residual stresses
盲孔法是工程中被廣泛應用的測定殘余應力的方法之一,相移雲紋干涉方法可得到孔邊任意一點的位移信息。I apply the modified double - iterated modeling algorithm to realize the three - dimension tree model successfully based on l - system with ips. to realize the terrain model, i expound the improved diamond - square algorithm in light of fractal interpolation and use it to model cloud, two - dimension texture terrain surface and three - dimension terrain
基於l系統以及迭代函數系統的特性提出了改進的三維樹木模型雙迭代生成演算法來實現三維樹木模型的模擬,而在三維地貌模型的模擬中,提出了改進的基於分形插值的diamond - square演算法實現了雲團、二維紋理地表、三維地形等模型。And then we aim to investigate the effects of the nmda receptor antagonists ketamine ( ktm ) on the behaviors of learning and memory of rats marginal division with the morris water - maze task. furthermore we devise and make the model of senile sd rats whose were under intracranial administration of the l - glu / ktm.
我們研究所以前發現:迷宮試驗顯示紋狀體邊緣區( marginaldivisionoftheneostriatum , mrd )與學習記憶有關; 1994年舒斯雲教授觀察到紋狀體邊緣區有nmda1受體的表達, 2001年我所王虹等用地高辛原位探針的方法,原位檢測到該區有nmda2b受體mrna的表達。It can be concluded that the parallel illumination and parallel receiving arrangement is the basic one of the shadow moir method and that other arrangements could inevitably produce errors because of the effect of non - parallel factor
分析結果表明,平行照射平行觀察光場是影柵雲紋法中的基本光場,其他光場均受非平行光因素的影響,不可避免地引入誤差。A study on the method of digital collecting and processing of moire interferometry image
雲紋干涉圖像的數字採集及處理方法的研究By using moire method, three groups of pmma specimens with single edge crack were experimentally researched under constant stress, especially the strain field around crack - tip. through measure and analysis, we could see its time dependence clearly. we compared the actual strain distribution with the theoretical linear viscoelastic strain distribution
利用雲紋法,對四組含邊裂紋的pmma試件在恆應力條件下的裂尖周圍的應變場進行了測定、分析,可以看出其明顯的時間相關性,並與基於線彈性假設的裂尖應變場進行了對比。Moire inferometry method for measuring displacement field of crack tip of bimaterial welding specimen
雲紋干涉法測雙材料界面裂尖位移場分享友人