恢復旋轉 的英文怎麼說
中文拼音 [huīfùxuánzhuǎn]
恢復旋轉
英文
remove lattice tweeks-
Restoration algorithm for rotational motion blurred images with non - zero boundary
非零邊界旋轉運動模糊圖像的恢復演算法Through analyzing the spinning echo, the arithmetic of " estimation of signal with polynomial phase " is adopted to estimate parameter of echo ' s phase. then the influence of high step phase pro duced by spin is removed. the one - dimension range - profile can be renewed by this arithmetic and the good effect is showed by the result of simulation in chapter v, the main works of this dissertation are summarized and the future researched areas are pointed out
通過對自旋目標回波的分析，本章採用了「多項式相位信號系數估計」演算法對回波相位進行參數估計，可以去掉旋轉產生的相位高次項影響，從而恢復給出目標的一維距離像，模擬實驗表明本演算法取得了好的效果。Researchers attached a small object that weighed about the same as an araneau diadematus spider to three types of thread and gave it a spin. they twisted the weight though several 90 - degree rotations and recorded how long it took for the thread material to return to its original position
並將重量大致與一隻十字圓蛛的體重相當的物體分別系在這三種不同的絲線上，在物體旋轉數周后，記錄下絲線恢復原狀所需要的時間。Eventually mode a and b coexist in the wake, which confirms the previous studies. besides, the present paper finds that downstream the streamwise
從圓柱表面到旋渦形成區、到近尾跡再到下游尾跡流向渦結構從模式a轉換到模式b 、雙渦對模式、再恢復為模式a 。For bilateral symmetry objects, the techniques on symmetry - point detection and symmetry - axis extraction are presented based on harmonic conjugation relationship. for rotated symmetry objects, the techniques on rotated units description and rotated symmetry center extraction are presented based on center invariants of objects. further more, by using 3d invariants and 2d projective transformation, an approach to recover shape from part symmetry objects is realized on some conditions
（ 3 ）深入分析了2d對稱性目標透視成像的幾何特點，將共點四線交比用於目標輪廓上的關鍵點的特性描述中；利用調和共軛關系，提出了一種針對左右對稱型目標的對稱點檢測和對稱軸提取的演算法；利用交比關系構造了目標的形心不變量，提出了一種針對旋轉對稱型目標的旋轉對稱單元判定、旋轉中心提取的演算法；進一步利用3d不變量和2d射影變換，實現了一定條件下的對稱性目標的形狀恢復技術。This paper focused on such problems as mixing models of sources of rotation machines ( including vibratory and acoustical sources ) and their waveform restoral
摘要重點討論了旋轉機械源（包括振動激勵源與噪聲源）混合模式及源波形恢復問題。Based on the model of perspective projection where the camera is fixed whereas the object is motive, the problem of recovering the three - dimensional motion and structure of a rigid object from image sequences by using of correspondence of conic curves is researched
本文基於視點固定而物體運動的透視投影模型，研究了使用二次曲線對應從序列圖像恢復剛體三維運動和結構參數的問題。分別研究了剛體作純旋轉運動和純平移運動時，剛體運動參數的求解問題。By taking advantage of parallel lines and orthogonal lines in architecture, the camera internal parameters, rotation and translation can be recovered from a set of un - calibrated images via computing absolute conic and vanishing points. the euclidean 3d model of architecture ( up to a scale factor ) can be recovered too
利用建築物中常見的平行直線和正交直線等特點，通過絕對二次曲線和消影點等射影幾何量的計算，可以從圖象中恢復攝像機的內參數、旋轉和平移位置，同時恢復建築物的三維歐氏幾何模型（相差一個尺度因子） 。The surface morphology of these films was characterized by sem technology. the results show that tcnq film is highly sensitive to nh3. the pmma film doped by snpc is also highly sensitive to no2 with fast response speed, but the recovery time gets longer with the increase of gas concentration
實驗探討了不同轉速對敏感性的影響，然後分別測試了各種膜的氣體敏感性，結果表明，純tcnq旋塗薄膜對氨氣具有相當高的敏感度，但是響應和恢復時間較慢且隨氣體濃度增加而變長;摻入酞菁錫的pmma旋塗薄膜對氧化氮氣體具有良好的響應時間和敏感性，但是恢復時間較慢。Discrete approach with 15 ' 15 ' grid is adopted in order to numerically simulate and calculate the gravitational potential field generated by the homogeneous rotation - symmetric ellipsoid, and it is verified that the method, the fictitious compress - recovery and the fictitious downward continuation of the gravitational field, is reliable and valuable at the relative accuracy level higher than 10 ^ ( - 4 )
摘要採用15 ' 15 '網格離散化手段對均質旋轉對稱橢球體產生的引力位場進行了數值模擬計算，在相對精度優於10 ^ （ - 4 ）的水平上，驗證了引力位虛擬壓縮恢復法以及重力場虛擬向下延拓法的可靠性和有效性。Firstly, according to the characteristic that the doppler frequency shift signal can be approximated as a single sinusoid signal, the extended sinusoid signal retrieval ( pisarenko and esprit ) methods are presented and signal state and measurement formulations are developed, so the kalman filter recursive method is got. the brief introduction of low velocity moving target doppler frequency shift signal wigner - ville transformation and wavelet transformation expression are presented in this paper. secondly, because the clutter is gaussian distribution, cumement and high - order spectrum based methods are presented and the simulation results prove their good performance to suppress gaussian clutter in low velocity moving target doppler frequency shift signal processing
一個方面是根據低速目標的多普勒信號可簡化為單一正弦波形式這一特點，得到了擴展的高斯色噪聲背景下的諧波恢復演算法，即高斯色噪聲中的pisarenko諧波恢復法和旋轉因子不變法（ esprit ） ；並推導了信號的狀態方程和觀測方程，進而得到基於卡爾曼濾波的遞推演算法對信號進行提取；本文還簡單的介紹了低速運動目標的多普勒頻移信號的wigner - ville變換與小波變換；另一個方面是針對雜波服從高斯分佈這一特點，提出了對接收信號求累積量和高階譜來對高斯雜波進行抑制。Difference in the recovery of hematopoietic function in mice injured by antineoplastic drugs in rotating constant magnetic field with different frequencies
不同頻率旋轉強恆磁場對抗腫瘤藥物損傷小鼠造血功能恢復效果的差異Revolve a door to install infrared ray to defend to clip radar entrance, be the pedestrian and object is examine by the radar by that time, door body right away stop circulate, the pedestrian leave hour door body instauration circulate
旋轉門入口處安裝有紅外線防夾雷達，當行人及物體被雷達檢測到時，門體馬上停止運行，行人離開時門體恢復運行。The research on plane measurement and homography has many other applications, such as rectifying images, registering image sequences, etc. image rectification can resume the true geometric figure of the object by removing the projective distortion from images
平面測量以及平面單應問題的研究還有很多其他的應用，如矯正圖象的射影失真、實現旋轉圖象序列的整合等等。圖象射影失真的矯正技術較圓滿地消除了圖象的射影失真，恢復了物體的真實幾何形狀。Spins should not be attempted except with extreme care, experienced tuition, and with sufficient height for recovery
除非極度的小心，具足教學的經驗，而且有充分的恢復高度，否則不要故意作旋轉。分享友人