距離象差 的英文怎麼說

中文拼音 [jùlíxiàngchā]
距離象差 英文
distantial aberration
  • 距 : Ⅰ名詞1 （距離） distance 2 （雄雞、雉等的腿的後面突出像腳趾的部分） spur （of a cock etc ）Ⅱ動詞...
  • 離 : Ⅰ動詞1 （離開） leave; part from; be away from; separate 2 （背離） go against 3 （缺少） dispens...
  • 差 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  • 距離 : 1 （相隔的長度） distance; range; gap; space; spacing; separation 2 （相距） be apart from; be aw...
  1. 21 pajarola r, sainz m, lario r. extreme splatting : external memory multiresolution point visualization. department of computer science, university of california irvine, 2004, uci - ics - 04 - 14. 22 airey j m, rohlf j h, brooks f p jr. towards image realism with interactive update rates in complex virtual building environments

    二是考察各個層次結點的幾何誤差情況，並為每種幾何誤差記錄序列中最先滿足該誤差要求的層次片段，以便成象時能很快剔除太粗糙的點數據，這對于模型的近距離成象是非常有用的。
  2. To achieve accurate detection of surface potential, the measurement of the contact potential difference of the zno / si step was also carried out. polarization - related surface properties of ferroelectric thin films were investigated by kelvin probe force microscopy ( kpfm ), leading to the discovery of asymmetric charge writing on the surface of pb ( zr _ ( 0. 55 ) ti _ ( 0. 45 ) ) o _ 3 ( pzt ) thin film

    為了優化儀器的檢測靈敏度和穩定性，選用氧化鋅薄膜上的zno / si臺階作為測試對象，檢測了zno / si的接觸電勢差;通過改變儀器系統參數，發現針尖-樣品距離和掃描速度對接觸電勢差的檢測結果影響顯著。
  3. In practice, it ’ s very hard to find any ideal scatter points to track, so this thesis focuses on the motion compensation algorithm base on motion parameters estimation, which is used in r - d fft imaging algorithm and verified by simulation. work of this thesis contains : first analyze the signal - processing model of isar system in detail, and establish a 3 - dimensional mathematical scattering model of moving target. then some improvements are made on existing compensation algorithm, to get a higher image quality and reduce compute burden

    本論文有以下幾點創新: 1 .在距離向的補償（包絡對齊）方面，採用基準相關法代替相鄰相關法或積累相關法，一定程度上解決了可能出現的包絡漂移和包絡突跳現象;根據目標運動軌跡特點，採用二次曲線擬合的方法，將包絡對齊時的局部誤差轉化為全局的誤差，以便實現較優的整體對齊效果。
  4. Because the data used in these studies are mainly from the large earthquakes, magnitude greater than 5. 5, these results are not very suitable for the estimation for the small - moderate earthquakes

    由於這些研究所使用的資料的震級與距離的范圍均較大，且一般以大震為主要研究對象，其結果對近源中小地震動參數（ m5左右）估計的可靠性相對較差。
  5. Active underwater acoustic positioning / tracking systems locate target by measuring the range from object to receiving sensors. usually the target - receiver range can be got by the propagating time of a signal pulse. if this propagating time is larger than the pulse repetition period, it will mean that more than one signal pulse are on propagation

    主動水聲跟蹤定位系統通過測量脈沖信號的傳播時延可以測得目標相對接收機的距離，當此傳播時延大於系統同步周期時，時延測量就會呈現不確定性，可能相差若干個重復周期，導致定位解多值，稱之距離模糊現象。
  6. Because of the shortcomings of the classical rough sets model such as the sensitive to noise often encountered in many real - world applications, the dissertation presents a variable precision and md relation rough sets model from the perspective of rough membership function and micro - difference. not only can the vp - md model overcome the shortcomings of the classical model, but also is consistent with the statistics. this model can extend the application scopes of rough sets and enhance its adaptability

    本文從對象的不可分辨關系出發，討論了信息系統的經典粗糙集模型，並針對經典粗糙集模型存在的對噪音敏感等缺陷，提出了基於隸屬度和微差距離的可變精度微差關系（ vp - md ）模型，該模型不僅能夠處理含有噪音的不完全信息系統，其結果也能反映大量數據所滿足的統計規律，使粗糙集理論的應用范圍更廣、適應性更強。
  7. All groups of microtus fortis showed polymorphism at most of the ten loci investigated. the electrophoretic mobilities of the small voles from heilongjiang revealed great divergence with the other three groups : the small voles from heilongjiang had their particular alleles at six loci ( es - 1, hbb, gpi, akp - 1, trf - 1, ce - 2 ) and the phenotypes of them were completely different at three ( es - 1, hbb, gpi - 1 ) of these loci. the genetic distances among the voles from hunan, ningxia and the big voles from heilongjiang were ranged from 0. 0633 to 0. 2107 while that between the small voles from heilongjiang and the other three groups were ranged from 0. 7068 to 0. 8953

    結果表明：四類東方田鼠在所觀察的10個生化位點上，大部分都存在著多態性現象；黑龍江小體型東方田鼠與其它三類東方田鼠的電泳結果差異較大，在es - 1 、 hbb 、 gpi - 1 、 akp - 1 、 trf 、 ce - 2六個位點土都存在其所特有的等位基因，其中es - 1 、 hbb和gpi - 1三位點上它的基因型與其它三類鼠完全不同；湖南、寧夏和黑龍江大體型東方田鼠三者間的遺傳距離在0 . 0633 0 . 2107之間，而黑龍江小體型東方田鼠與其它三類鼠的遺傳距離在0 . 7068 0 . 8953之間。
  8. With the input of a vibration acceleration history of subway train, a full dynamic analysis of soil - pile - structure is carried out. the propagation of vibration wave on the ground and vibration responses of the huge platform and the storied buildings are analyzed. some conclusions are drawn as follows : ( 1 ) with the increase of the distance to the vibration source, vibration intensity of the ground decreases ; ( 2 ) the vibration intensity of the ground in vertical direction is slightly larger than that in horizontal direction ; ( 3 ) with the increase of the distance to the vibration source, the situation that the vibration intensity of each building in horizontal direction is maximum at highest and lowest story whereas minimum at the middle story changes gradually to that decreasing with the height of building ; ( 4 ) in vertical direction, the vibration velocities and accelerations at the end points of each story of a building are the nominal identical, which indicates that the vertical vibration of them is unanimous ; ( 5 ) the vibration intensity in vertical direction of a building is larger than that in horizontal direction ; ( 6 ) increasing of the elasticity of track is an effective way to abate vibration of ground and buildings

    本文以北京地鐵八王墳車輛段地上超大結構（車輛段大平臺及其上的小區樓房）及其地基基礎為研究對象，在研究和分析有關資料的基礎上，用快速拉格朗日有限差分法軟體flac建立了二維數值分析模型，並以列車振動加速度時程作為模型輸入，進行了地基?樁基礎?地上結構的整體動力學分析，分析了地鐵列車運行產生的振動在地面的傳播規律及其對地上結構的影響，得到了如下結論： （ 1 ）隨著與地鐵線路距離的增大，地面的振動強度有減小的趨勢； （ 2 ）地面豎直方向的振動強度較之水平方向的略大； （ 3 ）隨著與振源距離的增大，在水平方向上，地上各幢樓房的振動強度由底層和頂層的最大、中間層的最小逐漸過渡到沿樓層增高而減小； （ 4 ）在豎直方向上，每幢樓各層端點的振動速度、加速度完全相同，表明樓房各層在豎直方向上的運動狀態一致； （ 5 ）各幢樓房豎直方向的振動強度比水平方向的大； （ 6 ）增加軌道彈性是減輕地面和地上建築振動的有效途徑。
  9. Beckham, now only four short of making it 100 appearances for england, was the outstanding performer of a satisfying evening for the beleaguered mcclaren, following on from the player ' s impressive contribution in last friday ' s 1 - 1 draw against brazil at wembley

    貝克漢姆現在距離代表英格蘭參加100場比賽的紀錄只差區區4場球了，他是這場為身陷困境的主教練麥克拉倫解困的比賽中表現最出色的球員，其實他在上周五英格蘭隊在溫布利大球場戰平巴西的比賽中就有讓人印象深刻的表現。
  10. In temporal segmentation a statistical model is used to automatically separate the moving areas from the background in a general video sequence. the spatial segmentation bases on the results of temporal segmentation and using region - growing algorithm in rgb space can locate precise boundary of moving object. lastly, using segment moving object as the initial model, moving object can be tracked by matching an image to a model based on hausdorff distance on a sequence of video, and the model is updated every frame to accommodate for changes in shape

    時間分割中採用連續幀間差的統計假設檢驗，確定運動對象的位置，自動地分離出運動區域與背景區域；空間分割中則採用基於顏色的區域增長演算法來精確地提取運動對象的輪廓；最後，將提取到的運動對象作為模板，對后續的視頻序列，用基於hausdorff距離度量匹配，來跟蹤並提取后續幀中運動對象。
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