時間差成像 的英文怎麼說

中文拼音 [shíjiānchāchéngxiàng]
時間差成像 英文
time interval difference inaging
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  • : Ⅰ動詞1 (完成; 成功) accomplish; succeed 2 (成為; 變為) become; turn into 3 (成全) help comp...
  • : Ⅰ名詞1 (比照人物製成的形象) likeness (of sb ); portrait; picture 2 [物理學] image Ⅱ動詞1 (在...
  • 時間差 : delayed spike
  • 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
  1. The frontal structure of longmenshan in the west of sichuan is very complex, showing intense structure deformation in overthrust belt, high structure amplitude, steep stratigraphic dip, developed fault blocks, complex seismic wave field, frequent change of lateral velocity, and poor image of post - stack time migration processing

    摘要川西龍門山前緣構造非常復雜,逆掩推覆構造帶構造形變強烈,構造幅度大,地層傾角陡,斷塊發育,地震波場復雜,速度橫向變化大,常規疊后偏移處理效果較
  2. The effect of local oscillator syntonization error and triggering time synchronization error on bistatic sar imagery are analyzed based on their error models. useful simulation results are provided for system design

    本文重點研究了雙基地sar本振相位同步誤與觸發同步誤的影響,建立了誤模型,給出了模擬試驗結果,為系統設計提供了參考依據。
  3. Men of noble birth, are noted to be envious towards new men, when they rise. for the distance is altered, and it is like a deceit of the eye, that when others come on, they think themselves, go back

    出身貴族者在新人晉爵常生妒意,因為兩者之距縮短;而且這就是看朱碧,明明是別人上升,他們卻看是自己下降。
  4. Researching on the technology if reverse order is to study strains if pits, structural systems if basement, environmental surwey and underpinnings. on account of emphasizing developing methods if checking strength if pick - ets, modemizing machenes of excavation and studying methods of underpinning is put forward and is a way if controlling the quality of pickets in sites, which leads an active effect ; synthetic application if rankintheory, spatial and time effect theory to excavation tl aanalyze the state of soil force and strain is brought forward and the time effect should be considered in the zone of clay, the formation and development of soil plasticity are analyzed and the most dangerous zone to decide how to excavate and where to begin is found ; analyzing the cause of picket settlement during reverse order and the differential settlement and discussing hlw to solute it. duringh the temporary survey and the environmental warship, bringing rorward the theory of environmental vibration and analyzing the state of soil force and probability of losing stabilization of soil under the effect of environmental vibration ; analyzing the state offeree in underground concrete wall by the method of mathematics and pointing out the place of the maximum force and deformation. based on systematic illustrating the reverse order, problems about application and development of reverse order and suggestions also are expressed

    鑒于國內外的研究把重點放在大力發展工程樁的實驗室承載力監測方法與設備、如何使土方開挖機械現代化及對周圍建築的臨測方法上,本文提出了現場利用聲波層析技術監測鋼砼樁內部質量的方法與程序,並得出了聲波層析技術是砼樁的動態質量檢測的有效手段,這對指導施有積極、現實意義;提出了綜合運用朗肯土壓力理論、基坑空效應影響理論來分析逆作法施工過程中基坑邊坡土體應力及應變的變化情況,指出粘土地區也應考慮效應,並且進一步分析了基坑邊坡土體的塑性區形和發展,找出邊坡最不利的區域,以確定地下室土體的挖掘的方式和順序,指出憑主觀臆斷與經驗來施工是不可取的;在分析、經較逆作法與大開挖順作法的地下室結構體系受力情況及施工順序的不同,提出了節點處理技術;分析了逆作法施工期樁的沉降變化原因及由此而產生的異,並探討了解決的方法;本文還提出了環境振動對土體邊坡穩定產生影響的觀點,並分析了在環境振動影響下,土體的應力狀態及土休失穩破壞概率,並且還運用彈性力學知識和數學分析的方法定量地分析了地下混凝土墻受力狀態,指出了被監測墻體的最大應力、應變位置。
  5. When dicussing reliability design and reliahbaiiy ensuring methods, a new reliability calculating model of petroleum logging tools is presented, reliability assurimg technologies should be taken in petroleum logging tools and their using approaches are presented and stated from electricity design and mechanical design, reliability system model of petroleum logging tool is set up according to the latest reliability theory, reliability indexes of petroleum logging tool and their acquiring ways are discussed, the reconmended reliability indexes ( mwture, nolwnm, mtbf, mttf ) of petroleum logging tool are presented : the mean working time under rated error ( mwture ) of the new tool is obtained through experiments. when studying data processing methods, the property of gamma - ray signal is stated and the type of it ' s measuring error is examined using statistical method, the basic theory of digital filtering and the basic situation of digital filtering methods are introduced and analyzed, the factors affecting digital filtering effect to gamma - ray signal and the effect of digital filtering to logging curve are analyzed, the evaluting criteria ( rvi, rmse, sfi ) of digital filtering effect are set up from two aspects, named as real value acquiring of steady section and the formation boundary checking and processing, the related filtering methods and examining methods are given out. the design methods of digital filter used to process gamma - ray signal are discussed, the mixed filtering scheme of natural gamma - ray log is presented, the realization ways are discussed. the selective filtering system and it ' s realization flow are given out through quantitive reseaching to part of digital filters, three new filtering sheme will be used to process gamma - ray signal in era2000 logging system

    在探討可靠性設計與可靠性保障技術,提出了石油測井儀器的可靠性計算新模型,從電氣和機械兩個方面,提出並闡述了應採用的可靠性保障技術及其使用方法:根據最新可靠性理論,建立了石油測井儀器的可靠性系統模型,探討了石油測井儀器的可靠性指標及其獲取途徑,提出了推薦使用的石油測井儀器可靠性指標( mwture , nolwnm , mtbf , mttf ) ;通過試驗,得到了所設計儀器的穩定工作( mwture ) 。在研究數據處理方法,闡述了伽瑪信號的特徵,對測量誤類型進行了統計檢驗;介紹了數字濾波的基本理論、數字濾波方法的概況,並進行了分析;對伽瑪信號數字濾波效果的影響因素及其對測井曲線的影響進行了基本分析;從獲取平穩段真值、地層邊界的檢測與處理兩個方面,建立了數字濾波效果的評價準則( rvi , rmse , sfi ) ,給出了相應的數字濾波方法及效果評價方法;探討了自然伽瑪信號數字濾波器的設計方法,提出了適合自然伽瑪測井的混合濾波方案,探討了混合濾波方案的實現途徑;通過對部分數字濾波方法的定量研究,給出了靈活可選的數字濾波系統構及實現流程;提出的三種濾波方案,將用於era2000測井系統,對自然伽瑪測井數據進行濾波處理。
  6. At the same time, visual image produces attacks towards traditional aesthetic images : in traditional literature, image is a system of profound model of meaning expressing, but visual image obeys the principle of destroying depth and demolishing meaning. the formation of traditional aesthetic image is based on the principle of subject, which is a personal process, while the formation of visual image is based on the principle of technology, which is a non - personal process. while evaluating popular culture, we should put it into the historical transferring process of chinese society

    與此同,視對傳統的審美意象也造了沖擊和瓦解:傳統文學中的意象是一種追求深度模式表意系統,而視所遵循的邏輯則是抹平深度,消解意義;意象的能指和所指之存在著無限張力,為意義的凝聚和生發創造了可能,視的構邏輯則是一種直接的合一,取消了能指和所指之復雜的張力和異,意義的生被擠壓一個平面;意象的形依據的是主體性原則,其形過程也即一個個人化過程,視所依據的是技術理性原則,是一個非個人化過程。
  7. Triggering time synchronization error model is derived, and based on phase noise model of frequency source, random synchronization error is considered. the effect of fixed and linear error on focusing quality is given by simulation

    模擬試驗給出了固定、線性、正弦及隨機型觸發同步誤對點目標指標的影響,同給出了相應的面目標模擬結果。
  8. The image segmentation is done with the approach of region growing based on block mean and variance. considering the size of extracted objects and their relative position information, get rid of the " noise " objects and merge the meaningful fragmentary regions into their corresponding bigger ones. finally all pixels in non - object blocks are classified into their corresponding adjacent objects

    首先被分合適大小的子塊,子塊的色彩均值和方值作為素群的屬性,用基於子塊的區域生長來進行圖分割;根據提取出的對象大小以及它們的空位置關系,去除掉過小的噪聲對象同將有意義的小對象合併到其所屬的大對象中;最後處于邊界的子塊將逐素地歸類到對應的相鄰對象中。
  9. Radar imaging of ocean - going ships is difficult to get good images because of the complicated relative motion, so time - frequency analysis is performed for ship imaging with the isar real data in chapter 3

    由於雷達與艦船之相對運動的復雜性,直接得到的圖質量較,論文第三章用頻分析的方法,對實測數據的艦船進行了研究。
  10. Beside spherical mosaic technique, the method of sampling source image to extract information on sphere is given, the difference of luminance and color between images due camera parameter change while image captured is corrected to remove visible boundary on panorama

    此外,本文還給出了從原始圖中采樣生球面全景圖的方法,該方法可以糾正圖拍攝相機參數變化導致圖整體亮度的異,使生的球面全景圖沒有明顯的拼接痕跡。
  11. Sar interferometry is an established technique for the estimation of the height location of scatterers, through the phase difference in images acquired from spatially separated locations at either end of a baseline. interferometric synthetic aperture radar ( insar ) can provide accurate digital three - dimensional topographic measurement with all weather conditions day and night

    干涉合孔徑雷達( insar )利用合孔徑雷達( sar )系統從空分離的兩個位置對同一區域,由相位與路徑的關系來提取目標的高程信息,能夠全天、全天候的獲取大面積、高精度三維地形數據。
  12. In the motion detection a method which is based on time and space is used for it can detect harmful invade object in spite of surroundings inteferre. in addition, after got the image of objects, the rectangle frame technique is used to fill the hole. in my design another part is multi - objects image tracking which is a new technique and it integrates image processing, automatic control and computer science. this technique can automatically acquire objects from image signal, get objects " position information then track them with the aid of dome

    本文中提出了若干有價值的新思想、新方法,完了以下內容:首先,提出了數字視頻監控的功能結構,描述了數字監控系統的組、特點和發展現狀;然後研究了適合於跟蹤監控的攝機坐標系,提出了一種雙角度攝機坐標以適合本系統的實際應用;討論現場圖的預處理,其中包括灰度級變換、噪聲濾波和圖恢復;在運動監測中,比較了幾種常用的運動檢測方法的優缺點,提出了一種基於域和空域的圖檢測方法;另外,在得到運動物體的圖,採用矩形框技術填充由於分圖的孔洞,此方法簡單可靠,有較大的實用性。
  13. The author summarizes the current situation of the large scale data topographic map surveying ; analyzes the technology used in the large scale data - mapping system ; introduces system error correction ways based on time series analysis and analyzes the basic method of getting topographic information directly from the aerial photogrammetric surveying

    摘要概述了目前大比例尺數字化地形圖測繪的現狀;分析了實現大比例尺數字化航測圖系統的相關技術;引入了基於序列分析的系統誤修正方法,分析了直接從航測影獲取地形信息的基本方法。
  14. The experimental results show that the excimer laser refractive system is characteristic of short cure time, high accuracy, surface smoothness and easy to integrate the wavefront aberration technology

    實驗結果表明,該矯正系統具有治療短、矯正精度高、角膜切削表面光滑,易於集波前技術實現「個體化切削」方案等優點,具有較好的臨床應用前景。
  15. Optical flow field contains not only the moving information of the object, but also three - dimensional information. this paper integrates the inter - frame difference and optical flow methods. the method of inter - frame difference is used to separate moving area from the whole image

    本文將二者相結合,運動目標的第一步檢測由幀值法完,同運用數學形態學方法對值圖進行過濾和排查,精確提取出多運動目標的運動區域。
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