射影分解 的英文怎麼說
中文拼音 [shèyǐngfēnjiě]
射影分解
英文
projective resolution-
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 a comparison, ba1. 03ce0. 8gd0. 2o3 - was synthesized by sol - gel method. among these samples, nonstoichiometric samples were synthesized for the first time. the research work involved : the crystal phase of the sinters were determined by xrd ; ionic conduction under different experimental atmospheres was measured by gas concentration cells ; performances of hydrogen - air fuel cells with the sinters as electrolytes and porous pt as electrodes were measured
用粉末x射線衍射儀鑒定它們的結晶相;在( 600 1000 )范圍內,以燒結體作為電解質隔膜,多孔性pt黑為正、負電極, pt - rh合金網為集電極,分別組成氫濃差電池、氧濃差電池及氫?空氣燃料電池並測定了它們的性能,研究了不同氣氛下樣品的離子導電特性及影響燃料電池性能的因素。Abstract : abstract effect of alumina concentration, mole ratio and magnesium fluoride content on electroosmosis ni the aluminum smelting is investigated through test, and electroosmotic matter and depth analyzed by electronic probe and x - ray diffraction
文摘:通過試驗考察了氧化鋁濃度、分子比及氟化鎂含量對鋁電解電滲的影響,並通過電子探針和x -射線衍射分析了電滲的物質,電滲的深度。At last, the conclusions of the whole thesis are drawn, and it is put forward that the future research emphases on the infrared radiation absorption ct technology should focus on : instantly get the absorption projections are the crucial factor to utilize the technology industrially ; on the basis of the hypothesis that the gas is ideal gas, species concentration of particular gas medium can be measured at the same time, which must be helpful to comprehend combustion essence ; if laser source to replaces blackbody stove, for irradiant flame, interferometric projection can be attained, and its temperature distribution will known
最後,對全文進行了總結,並指出今後研究工作重點。指出:瞬時得到各方向的投影是此技術實用化關鍵;在獲得溫度分佈信息基礎上,進行必要的假設和推導,能同時得到火焰中某特定組分濃度的分佈,這必將進一步我們對燃燒本質的理解;利用方向性好,輻射強度高的激光源代替常規的黑體爐,能得到輻射干涉投影圖像,這樣就能測量所介紹系統不能測量的發光火焰溫度分佈。The imported transparent glaze fired at lower temperature was analysed semi - quantitatively by adopting emission spectroscope. the stripping of lead and cadmium from this transparent glaze fired at lower temperature in ceramic product was determined by atomic absorption spectroscope. the effect of chemical composition on the stripping of lead and cadmium was analysed. upon the author s opinion, the overproof lead stripping from the imported transparent glaze fired at lower temperature can only be settled by adopting lead - free glaze instead of adopting low - lead prescription. the author succeeded in developing an excellent lead - free transparent glaze fired at the lower temperature of 1000 1050. the success is based on an inquiry into the feasibility of using such new agents of fusion as li2o and sro in replacement of pbo ; and on a study of the effects of the contents of sio2 , al2o3 , b2o3and other metallic oxides on such performances of glaze as coefficient of linear expansion, fusion temperature and transparency. it is also based on an analysis of coefficient of linear expansion of blank and glaze on an analysis of coefficient of linear expansion of blank and glaze on their correlation ; and on a study of technology for preparing glaze
採用發射光譜儀對進口低溫透明釉進行半定量分析,並用原子吸收光譜儀測定其陶瓷製品的鉛、鎘的溶出量,分析化學成分對鉛、鎘溶出量的影響.結果表明,進口低溫透明釉採用低鉛配方不能解決鉛溶出量的超標問題,只有採用無鉛釉才能解決.探討用氧化鋰和氧化鍶等新型熔劑完全代替氧化鉛的工藝,研究釉料中氧化硅、氧化鋁、氧化硼和各種金屬氧化物的含量,對釉的線膨脹系數、熔融溫度和透明度等性能的影響.分析坯料、釉料的線膨脹系數及其相互關系和釉料制備的工藝,研製出優質的1000 1050低溫無鉛透明釉Based on the generalized huygens - fresnel diffraction integral and in consideration of the effect introduced by astigmatism, the transformation properties of gaussian beams passing an astigmatic lens are studied analytically, the beam quality of astigmatic gaussian beams is analyzed in terms of the beam propagation factor ( m2 - factor ) and power in the bucket ( pib ), and illustrated with numerical examples
基於廣義惠更斯-菲涅爾衍射積分,並考慮了像散的影響,對高斯光束通過像散透鏡后的傳輸特性作了解析研究,以光束傳輸因子和桶中功率為參數分析了像散高斯光束的光束質量,並以數值計算例加以說明。The fourth section devotes itself to explaining the demand in human capital in the course of set - up of production coordinating. the chapter first builds a model as the basis of depicting the demand, then divides the economic growth goal and anticipates the physical capital input available of shandong province in 2010, finally indirectly determines the demand
在構建區域產業結構調整對人力資本需求模型的基礎上,通過對山東省2010年經濟增長目標的分解以及對常規物質資本的投入預測,影射山東省產業結構調整對人力資本的需求。In this dissertation, the pulse jet style, the influence on the shock wave, the flow in the tube and the cooling effect was deeply studied theoretically and experimentally. the influence of the pulse jet style on the forming of shock wave and the shock wave intensity was explored. the initial disconnection style in oscillating tube vented and the initial disconnection breakdown was proposed by different pulse jet style
本文對脈動射流的型式及其對激波、管內流動及冷效應的影響進行了較系統的理論和實驗研究,主要包括:探討了脈動射流的型式對形成管內激波形成及激波強度的影響,給出了不同脈動射流的型式下振蕩管開口端初始間斷的類型,對初始間斷進行了分解,導出了包含進氣、排氣參數及工質物性參數的管內入射激波馬赫數mj的表達式,給出了管內激波形成的三種原因及其所對應的脈動射流型式和具體的工作狀態。Secondly, the method applies a linear iterative procedure in calculation and the svd is used as a main tool, avoiding complex nonlinear optimization processes
實現過程是以奇異值分解為基本工具的分步線性迭代計算,避免了傳統射影重建方法復雜的非線性優化環節。For instance, energy - saving lighting and electrical switches, nontoxic toys, biodegradable diapers, low - radiation electronic appliances, recyclable tools, water - saving bathroom fixtures, ozone - friendly refrigerators and air - conditioners, cosmetics made of natural compounds, non - petroleum based detergents, and organic vegetables and fruits may be used. in addition, installing kitchen garbage disposal systems and making living environments green and beautiful are also important steps. such measures can not only minimize the negative impact of pollution on the environment and health, but also enhance the quality of life
例如選擇省電的燈具安全的開關無毒的玩具可分解的尿布低輻射的電子設備簡易的資源回收工具省水衛浴設備環保冰箱冷氣含天然成份的化妝品非石化洗劑有機蔬果等,並進一步做廚餘處理及房舍內外綠化美化,如此不但可以降低對環境負面的影響,減少對己身健康的傷害,同時更可以提高生活品質,何樂不為呢?In the first part, depending on three or more images, the main research work are listed as follows : ( l ) using svd decomposition to realize projective reconstruction ; ( 2 ) realizing camera self - calibration by solving kruppa ' s equation ; ( s ) recovering euclidean reconstruction from projective reconstruction. depending on only two images, the main researches are : ( l ) making out infinite plane homography matrix by using scene structure information, then recovering affine reconstruction from projective reconstruction ; ( 2 ) making out the absolute conic images by using scene structure information, and then recovering euclidean reconstruction from projective reconstruction
在第一部分中,針對三幅及三幅以上的圖像,主要研究:利用矩陣奇異值分解( svd )實現射影重構,通過求解kruppa方程實現攝像機自標定,由射影重構恢復歐氏重構;針對只有兩幅圖像的情況,主要研究:利用場景結構信息求解無窮遠平面的單應矩陣,由射影重構恢復仿射重構,利用場景結構信息求解絕對二次曲線的像(等價于標定攝像機) ,由仿射重構恢復歐氏重構。The thesis discusses the design process based on axiomatic design. the designer goes through a process whereby he / she can zigzags between domains - functional, physical, completes the decomposition and judges the independence of function and the consistency of decomposition
本文以公理設計為理論依據,應用公理設計理論設計框架,通過功能域和結構域之間的映射變換,完成產品的功能結構分解以及功能獨立性和設計分解一致性的分析,得到產品的等級結構模型,和各個組成部分之間的相互影響關系。After obtaining correct projective depths, we decompose the measurement matrix into camera motion in projective space and projective reconstruction by svd
在獲得正確的射影深度后,通過奇異值分解將測量矩陣分解為射影空間下的攝像機運動和物體三維幾何形狀(射影重構) 。Although the incorporation of nondegradable pyrimidine analogues into dna is usually less efficient than that of the degradable pyrimidines, issues related to radiolabeled metabolites and interpretation of the images is usually simplified
不可分解之嘧啶核苷酸與dna的結合效率較可分解之嘧啶核苷酸為低,但由放射性代謝物及其衍生的影像解釋困難問題將會簡化。The influences of the inlet tube angle, backpressure and driving jet velocity on static pressure distribution in the gas - solid injector are calculated, and the effects of the inlet tube angle on particle bulk phase concentration and axial mean speed of particles in the gas - solid injector are analyzed firstly. the predicament caused by lack of measuring means on the particle velocity in experiments is solved
分析了收縮角、背壓和氣體噴嘴出口速度對氣固噴射器內靜壓分佈的影響,以及收縮角對氣固噴射器內固體顆粒體積濃度場和顆粒平均速度的影響,解決了噴射器內固體顆粒速度試驗測試手段缺乏的困境。The article set up 2 - dementional steady heat conduction model and equations based on buried channel waveguide, and solved the equations by separating variables method. using mathcad, 2 - d temperature distribution and the influenced refractive index distribution by thermo - optic effect were plotted in waveguide section area
本文先以埋入式溝道波導為例,建立了二維穩態熱傳導方程模型,用分離變量法推導了方程解,並用mathcad2000在波導截面上繪出了二維溫度分布圖和受到熱光效應影響的折射率分布圖。Part ii the study on the safety and the feasibility of the expanding retrosigmoid suprameatal approach objective to certified the safety and the feasibility of the erssma by the study of it ' s radiology and microanatomy. materials were the same as them of part 1
第二部分擴大乙狀竇后經內耳孔上入路安全性和可行性的研究目的:通過對擴大乙狀竇后經內耳孔上入路神經放射影像解剖學的研究確定該手術入路的安全性、可行性。This thesis developed an algorithm to reconstruct the wavelet coefficients of an image from the radon transform data. this algorithm is similar to the conventional filtered backprojection algorithm, except that the filters are now angle dependent, and the backprojection gives us the wavelet coefficients of the reconstruction, which are then used to synthesize the reconstruction
該演算法與傳統的濾波反投影法相似,不同的地方在於,演算法中用到的濾波器是與x射線的照射角度相關聯的,而且反投影后得到的是待建圖像的小波分解系數,這些系數再經過逆小波變換就得到了最終的重建圖像。( 1 ) state the appearance of block design and it ' s resolution. ( 2 ) formulate the history of ols ( orthogonal latin squares ) and show the role that euler ' s conjecture and macneish ' s conjecture on ols played in the progress of study on latin square. ( 3 ) state briefly the motivation that finite projective plan and finite field offer to the development of combinatorial design
( 1 )詳述了18世紀中期提出的區組設計問題以及這些問題出現的多種形式及解決方法; ( 2 )對組合設計中正交拉丁方的歷史予以闡述,分析了拉丁方問題的研究中歐拉猜想和麥克奈希猜想的作用; ( 3 )簡述了有限射影幾何及有限域在組合設計中的意義及其對組合設計理論發展的推動作用。As long as teacher the ability is basic to control the ability of use the calculator, training slightly more can from such as of made use of them to press own will to manufacture the small software, own teaching process of close match, carry out the calculator extended education, have a terrace that useds for several teachings to be called " several drawing board " to suit to used for the plane geometry, analytic geometry and project image now several how teaching in usage, also can used for the mechanics, several optics within the physics teaching to combine with the mathematics model, several pictures closely parts of courses
只要教師能基本掌握使用計算機的能力,稍加培訓就能夠自如的運用它們來按自己的意願製作小軟體,緊密配合自己的教學過程,實現計算機輔助教學,現在有一個用於幾何教學的平臺叫作「幾何畫板」它適合用於平面幾何、解析幾何、射影幾何等教學中使用,同時也能用於物理教學中的力學、幾何光學與數學模型、幾何圖像結合密切的部分課程。分享友人