角度變化 的英文怎麼說

中文拼音 [jiǎodùbiànhuà]
角度變化 英文
angular change
  • 角 : 角Ⅰ名詞1 （牛、羊、 鹿等頭上長出的堅硬的東西） horn 2 （古時軍中吹的樂器） bugle; horn 3 （形狀像...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 角度 : 1. [數學] （角的大小） angle; the degree [size] of angle 2. （看事情的出發點） point of view; angle
  1. To corner feature, both gradient magnitude change and direction change of gradient vector are discontinuity in a local image neighborhood, hence gradient - direction variation and gradient magnitude are used as another decision rule of the corner detection to improve antinoise

    為了提高抗噪聲，根據角特徵不僅灰度變化是不連續的，且相對周圍其他點的梯度方向也是不連續的，提出利用梯度角變化和梯度幅值作為角特徵檢測的另一個準則。
  2. 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。
  3. One cardiac cycle is divided into 50 parts in the transient analysis to accurately simulate the continuous pulsatile blood flow in the coronary artery, the hemodynamic parameters of the atherosclerotic and the controlled models at each of the 50 moments were computed in accordance with the physiological condition

    這些計算包括：脈動流情況下的非狹窄和狹窄不對稱性對狹窄流場的影響，分岔角度變化時動脈狹窄和非狹窄的各種血流動力學參數的計算模擬。
  4. The relative phase shift between s - and p - light is a function of the incident angle, and changes highly with the incident angle in the vicinity of the critical angle

    S光與p光的相對相位差是入射角的函數，當入射角在臨界角附近變化時，相對相位差會隨著入射角高靈敏度變化。
  5. The relation is given by the target strength and waveform mutational with dividual angle and incident angle. the experiment on the intelligent underwater sail in a water tank is tested, the valuable laws of multistatic target distribution characteristic are obtained

    完成了非入射方向模擬目標智能航行器聲散射特性的水池實驗，給出了目標回波的強度和波形隨聲波入射角和分置角的變化關系。
  6. Moreover, aiming at the location of inclined license plate, we have proposed the algorithm based on gray changing characteristic and orientation field. in this section, we discussed in detail the application of mathematical morphology operator in rough locating objective region and introduced the theory and realization method of orientation field. then we used it to detect inclined angel of objective region, finally we can precisely locate and emendate the inclined license plate based on detection result, and so we provided the favorable foundation for segmenting character

    此外針對傾斜車牌區域的定位分割問題，提出了基於灰度變化特性和方向場計算的定位演算法，其中詳細討論了數學形態學運算元在目標區域粗定位中的應用，重點介紹了方向場計算理論和實現方法，並將其應用於目標區域傾斜角度的檢測，根據檢測得到的結果進行了傾斜車牌區域的準確定位和校正，為后續的字元分割打下良好的基礎。
  7. E., the carrier frequency of a gaussian beam deviates from the resonant frequency of a fabry - perot etalon ), variations of the peak intensity, the position of the peak intensity and the dwdm systems, has received considerable attention. in this work, after taking into account the wavelength - depended reflectivity distribution profile of a fiber bragg grating, the oscillation wavelength # _ ( 1 ) of long external cavity fiber bragg grat

    與共振情況（即高斯光束的載波頻率與法布里一拍羅濾波器的諧振頻率一致）相比，非共振條件（即高斯光束的載波頻率與法布里一拍羅濾波器的諧振頻率存在偏差）一透射光束的峰值強度、峰值強度所對應的位置、以及光斑的大小隨入射角的變化都發生了顯著的改變。
  8. The paper also has a research on the influence of compound soil nailing behavior in the perspective of silt and hardpan of the effect of the width of soil - cement mixing piles. 3. with the analysis of various effecting factors on compound soil nailing, the paper holds a analysis of the mechanism ’ s essence of the compound soil nailing

    2 .深入分析了土體的彈性模量，水泥攪拌樁的彈性模量，水泥攪拌樁擋墻的寬度，土釘長度的變化以及土釘傾角的變化對復合型土釘墻變形性狀和土釘軸力的影響，以及水泥攪拌樁擋墻的寬度在淤泥土層以及砂土土層中對復合型土釘墻支護變形性狀的影響。
  9. Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation

    在近年來提出的基於質點運動學原理的單站無源定位理論基礎上，本文第二章提出了幾種在角度測量的基礎上增加角度變化率及相對運動的離心加速度等運動學參數的單站無源測量模型，並對它們進行了分析和模擬；第三章分別對利用角度及其變化率信息定位和利用離心加速度信息定位的可觀測性進行分析並得到了相應的可觀測條件；第四章針對傳統擴展卡爾曼（ ekf ）方法的缺點，提出了一種修正協方差的擴展卡爾曼濾波（ mvefk ）方法，並將其和ekf 、 mgekf 、 iekf等常用的單站無源定位濾波方法進行了性能模擬比較；第五章通過引入雷達機動目標跟蹤方法和模型，提出了利用角度及其變化率對機動輻射源跟蹤的多級噪聲自適應方法和imm方法；第六章主要對角度變化率和離心加速度參數的獲取技術進行了研究，提出了幾種高精度測量脈沖序列多普勒頻率變化率的方法。
  10. A longitudinal study of 5 cephalometric plane angles in female children from 7 to 12 years old

    12歲女性兒童5個頭影測量平面角度變化的縱向研究
  11. The curve diagram of cylinder lifting force varies following the lifting bar was draw, the mechanism ? movement was simulated. the v - belt drive whose pulley is made by impact extrusion is the special drive way in farm machine

    本研究還繪制了油缸提升力隨提升桿件角度變化的曲線圖，機構模擬運動圖，使設計的表達更為直觀。
  12. The curves of the consolidation settlement in soft clay base of flood land are gained, which compare the effect of sand drain. the settlement - time curves in different period are also gained, which increase the height of embankment to 8m, based on the test data of hang - yong highway. furthermore, the consolidation settlement characters of these entity engineering are analyzed, and, the variation rules of the rate of grade and degree of the curves in different period in the whole section, the maximal settlement and the liner regression relations between the rate of grade and degree are calculated

    本文利用大變形固結有限元分析程序（ lscfea ）中的小變形平面固結分析單元（ sse2 ） ，結合實體工程項目進行了地基固結沉降的有限元計算，分別得出河灘相軟土地基在考慮砂井和未考慮砂井作用下的固結沉降曲線及杭甬高速公路試驗段在高堆載情況下的固結沉降曲線；並對以上曲線特徵進行了分析，得出各時間段曲線斜率、角度在整個斷面的變化規律，以及沉降最大值與斜率、角度變化之間的線性回歸關系。
  13. Suitable for work piece with the larger variation of grinding angle and grinding special shape of for mold surface for mold industry or general stone masonry handicrafts

    適用於研磨角度變化較大工件及模具業研磨較特殊形狀之模具表面或一般石雕工藝品。
  14. We mainly simulated rising from a chair and sitting down on a chair in experimental analysis and recorded the changes in the angle of each joint of subjects

    實驗分析主要是模擬實際起身與坐下之動作，並紀錄受試者身體各關節角度變化。
  15. The full flow field characteristics of a supersonic inlet are illustrated at design conditions ; the influence of attack angle on flow field of the inlet is investigated ; b - spline theory is used to model the inlet with attack angle

    給出了設計狀態下進氣道內外流場特徵；分析了攻角變化對進氣道流場的影響；以數值模擬結果為基礎，利用b樣條理論建立了反映攻角、馬赫數及可調斜板角度變化的超聲速進氣道數學模型。
  16. Infrared and visible image sequences of vehicles and airplanes are used for tracking experiments under the situation of that the object is partially blocked by a momentary obstacle, or the illumination and contrast changes, or a big change of the scale and orientation of the object is happened

    使用紅外和可見光條件下飛機和車輛等圖像序列，在存在部分遮擋、目標和背景亮度變化、較大的目標尺度和角度變化等情況下進行了跟蹤實驗。
  17. The results suggest that a number of species of gephyrocapsa can be separated by using three pairs of following morphological features : 1 ) placolith length against bridge angle, 2 ) bridge angle against roundness, 3 ) placolith length against placolith width. in pleistocene, at about 1. 3 ma, a notable variation in placolith length and bridge angle occurred, while the genus boosted according to the result of earlier studies on this genus ( su, 1996 )

    通過對幾種形態因子進行相關分析，發現橋的角度變化與盾盤大小的變化呈現極顯著負相關，即當盾盤長度比起老地層中的種類有所變大的時候，橋角有變小的趨勢；而當盾盤長度比起老地層中的種類有所變小的時候，橋角有變大的趨勢。
  18. In the state - of - the - art method, there is approximate, and there are many unstable factors. so now we adopt the intelligence control, it needs many detailed jobs. we observe the positions and angles of the pendulum in order to decide the force. so that we can establish the rule sheet accurately

    所以我們採用智能控制的模糊規則，因本方法不需要精確的數學模型，因此精確度會更高，制定規則需要詳盡和完備的工作，我們通過觀察倒立擺系統位置和角度變化時，需要施加什麼樣的力，多大的力等來制定規則，這當中作了大量的工作。
  19. Based on the engineering practice of the side slope excavation of dayanchi section within the road for the construction traffic of guandi hydropower station, the problems such as the selection of blasthole distance for presplit blasting, and the rock ridge, the levelness of the presplit face, lower hole - making rate of the auxiliary blastholes after the presplit blasting, the blasting network for prespliting and blasting zone and the angle change of the presplit hole etc. are analyzed ; for which the specific solutions are put forward herein as well

    摘要通過官地水電站對外交通公路大鹽池合同段邊坡開挖中預裂爆破的工程實踐，對預裂爆破的孔距選擇及下部嚴重出現巖坎、預裂面平整度、預裂爆破后輔助孔成孔率低、預裂與爆破區爆破網路以及預裂孔角度變化等問題進行分析，提出了具體的解決方法。
  20. Secondly this paper study the seismic wave when it crosses the interface. when the seismic wave travel from a small wave - impedance into a big wave - impedance, the energy changes with the angle between the ray and interface

    當地震波從波阻抗小的介質傳播到波阻抗大的介質時，反射波的能量隨入射角度變化，在臨界角以內反射系數為實數。
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