觀測值對 的英文怎麼說
中文拼音 [guāncèzhíduì]
觀測值對
英文
paired observations-
To improve understanding of the processes of heterogeneous land surface - atmosphere interaction, the utilization of satelli te remote sensing is indispensadle. in this paper, with the aid of satellite remote sensing and fiend observational data which observed during intensive observation of huaihe river bain energy and water cycle experiment hubex in 1998, the surface albedo, ndvi normalized difference vegetaton index and surface temperature in regional scale of hubex could be derived. then, the distribution of regional energy balance components could be estimated. this wor provided the physical foundation for the numerical simulation of the huaihe river basin energy and water pro cesses, and is important for us to further analyze the regional distribution of surface characteristic parameters ad energy balance components with the change of the weather situation in hubex in 1998. our work is still in a developing stage, some methods of retrieval in the paper should be improved further
利用1998年淮河流域加密觀測試驗hubex iop期間的資料,進行淮河流域能量平衡的參數化方案的研究,用noaa衛星的avhrr資料建立了試驗區地表特徵參數及能量平衡各分量的參數化方程,並對衛星遙感反演結果和試驗觀測值進行了對比,為淮河流域能量和水循環的數值模擬提供了物理依據。Resection is used to determine the coordinates of an instrument station by performing multiple measurements of points whose coordinate values are known
後方交會是利用在未知點上對若干已知點進行觀測,獲得的觀測值來計算出未知點的坐標。A reasonable method to adjust observed coordinate value is put forward for total powerstation traverse in this paper. its validity and feasibility are proved by example
本文依據誤差理論,針對全站儀導線提出了一種合理的對其坐標觀測值進行平差的方法,並用算例驗證了該方法的正確性與可行性。Conclusion modeling the covariance structure is especially important for analysis of repeated measures data because measurements taken close in time are potentially more highly correlated than those taken far apart in time
結論由於在重復測量資料中,同一受試者的不同觀測值之間具有相關性特點,故對其指定協方差結構尤其重要。Based on an analysis of the sources of errors in airborne gravity measurements, an error model is studied to constructed mathematically which can characterize the change of systematic errors, with which the network adjustment is carried out and the model parameters are determined simultaneously. and finally, the compensation of systematic errors is realized
航空重力測量測線網平差就是在分析、總結航空重力測量的主要誤差源基礎上,研究建立反映航空重力觀測系統誤差變化規律的誤差模型,根據交叉點不符值條件,平差求解各測線上重力觀測值系統誤差改正數,然後對各測線上所有重力觀測值進行改正(補償) 。( 2 ) different calculating schemes are designed which are used to analyze in detail the characteristics of the effect from instrumental bias ( ib ) in gps observations on determining ionospheric delays
( 2 )設計了幾種不同的計算方案,用於分析儀器偏差對確定電離層延遲的影響的特點。研究表明,儀器偏差對求解電離層延遲的影響遠大於觀測噪聲的影響,給電離層延遲觀測值帶來高達數米的系統誤差。Based on the statistics of the double observing date of tunnelsurveys, the paper analyses the targets affect sighting errors and points out the ways of the selection of targets and the questions needed to attention in observing
根據隧(巷)道雙次觀測值的統計資料,分析覘標對瞄準誤差的影響,提出覘標的選取方法和觀測中注意的問題。The calculated mean diameter, mean square - root diameter, mean cube - root diameter and liquid water content are all well matched with the observational results ; in the paper two examples have been analyzed by using the seeding region data and the possible affecting region data in leeward region. it is found that f - 100, 2dc, and 2dp ' s particle concentrations increase in leeward region, but rising extent is different, which is likely to be due to difference of seeding effect time
擬合值和觀測值吻合的較好,計算出的平均直徑、均方根直徑、均立方根直徑和粒子濃度與觀測值也比較吻合;本文對兩組個例的催化影響區域及可能採集到相應值的下風方區域進行了分析,催化下風向影響區的f - 100 、 2dc 、 2dp的粒子濃度比背景值都有所增加,但是增加的幅度不同,應該是催化響應時間的原因。The stationary series state space model for sunspot yearly data
太陽黑子相對數年觀測值的平穩序列狀態空間模型The effect on the precision of gps geodetic chain after adding routine measured value
控制網加入常規觀測值對網精度的影響Heighten precision and veracity of gps position with numerical process and optimization is a critical emphasis to the research
對gps觀測值進行統計處理與數值優化以提高gps定位精度與準確度成為本課題研究的一大重點。The observed information is fully analyzed, therefore we can confirm that the present running state of manwan hydroelectric power plant is elastic state. the built model is very important to carry through the later calculation
因此對觀測值的處理方法進行了介紹,對漫灣電站的觀測資料進行全面分析,確定出漫灣電站目前的運行狀態是在彈性階段,以及壩體與基巖之間的關系。However, the effect of gross errors on the standardization residuals are influenced by observation space and the data structure, thus the observations are divided into four types to some specific criteria and the qaos are chosen by the value of standardization residuals and the classification information of the observations
初選時,考慮到粗差對標準化殘差的影響受觀測空間和結構空間的制約,所以將觀測值按一定標準分為4類,根據標準化殘差和分類情況初選擬準觀測,盡可能使初選的擬準觀測比較準確。By analyzing the inter - satellite measurement net of walker constellation at some time in geometry and numeric, the correction of system error and random error caused by the change of orbit elements using different type of estimation of inter - satellite measurement net was provided quantitatively
並通過對walker星座某一時刻的星間觀測網進行幾何分析和數值分析,定量給出了利用不同類型的星間觀測網對軌道根數變化引起的系統誤差和隨機誤差的修正情況。The third chapter is experiment analyses of multi - aperture transient electromagnetic method, it analyzes multi - aperture transient method in theory and discusses radiation direction characteristic of first field by means phased array theory and integrating result of experiment contrast. according to kinematics character it also brings forward similar interference concept and analyzes reason of similar interference phenomenon, it gained footing between similar interference item and depth on the base of it and experiment formula
藉助于相控陣原理的思想,結合模擬實驗觀測值對比結果,對多孔徑tem方法進行模型分析,詳細討論了多孔徑一次場的輻射方向特性,利用光波的運動學特徵提出類相干的概念,分析了多孔徑tem輻射源存在類相干現象,推導出類相干實驗公式,並得出類相干項與多孔徑框邊長以及埋深的關系表達式和。The loading effects of the atmosphere are the sum of the direct effect, which comes from its newtonian attraction to any point on the surface or within the interior of the earth, and the indirect effects, which is induced by the earth ' s deformation and additional gravitational potential arising from redistribution of the mass because it can be regarded as the surface loads. they are traditionally expressed as the convolution integration of the atmospheric green ' s function, which is virtually the sum of the elastic and gravitational green ' s functions, and the measured values of the barometric pressure on the earth ' s surface over the globe
隨著現代大地測量技術和數據分析手段的日益提高,大氣對各類物理場地表觀測的負荷影響必須予以考慮,大氣的負荷效應為直接效應(大氣對地球表面及內部點產生直接吸引)和間接效應(大氣作為表面負荷作用於地球,導致地球的彈性形變和內部質量的重新分佈,產生附加位)之和,習慣上表示為大氣格林函數(彈性項和直接引力項格林函數之和)和地表氣壓觀測值的全球褶積積分1. method that controls quality of field observation values of unbonded elastic wire resistance type meters is studied. methods that examine system error of different types in observation values are discussed
主要研究內容如下: ( 1 )研究了差動電阻式儀器現場觀測值的質量控制方法;探討了對監測數據中不同類型的系統誤差進行檢驗的控制圖法和連檢定法。Using mathematic and physical statistics and regression analysis of observed deformation data, stress - strain model for the rheological deformation of soft clay was established, and the regression equation for the rheological deformation was obtained. the model and regression equation can be used to predict the development of rheological deformation. 3
對上海地區的軟粘土流變變形建立應力-應變本構模型,並利用數理統計原理對變形觀測值進行回歸分析,建立流變變形的回歸方程,可以用於預測流變變形的發展; 3When the survey data sampled by multiple sensors are adopted to estimate the parameter under the interference of measurement noise, the multisensor data fusion demands timeliness and spatiality
摘要當採用分佈在不同空間位置上的多傳感器觀測值對測量噪聲干擾下的參數進行融合估計時,數據融合存在時間性與空間性。The main methods of this thesis are as following : chaotic time series is created by dynamics equation, then use gp algorithm to calculate embedding dimension and mutual information algorithm to calculate delay time. based on takens embedding theorem, the method utilizes the observed values of single variable of chaotic system to reconstruct phase space
論文首先求解動力學方程組產生混沌時間序列,然後用gp演算法確定嵌入維數、互信息法求出延遲時間,再根據takens嵌入定理,利用混沌系統的單變量觀測值對混沌背景重構相空間。分享友人