estimation difference 中文意思是什麼

estimation difference 解釋
估計誤差
  • estimation : n. 1. 估計，評價。2. 預算，預算額；概算。3. 尊重，尊敬。4. 意見，判斷。5. 【化學】估定；測定。
  • difference : n. 1. 差異，差別。2. 不和，爭論。3. 【數學】差，差額。4. 【邏輯學】特殊性。vt. 〈罕用語〉區別，使有差別。
  1. It also evaluates the performance of frequency difference estimation of afc

    分析了多徑條件下afc頻差估計的性能。
  2. This has brought heavy computation burden when it is applied to compress the hdtv high definition television content. based on the original ffsbm fast full search blocking matching, this paper proposes an improved ffsbm algorithm to adaptively reduce the complexity of motion estimation according to the actual motion intensity. the main idea of the proposed algorithm is to use the statistical distribution of mvd motion vector difference

    為了提高壓縮效率， avs採取了可變塊大小的運動補償技術，一個宏塊可以被進一步劃分為四種塊大小， 16x16 ， 16x8 ， 8x16 ， 8x8 ，這樣一個16x16的宏塊中總共會被劃分成9個不同的分區，每個分區獨自地進行運動估計，這使得運動估計成為了avs編碼器中復雜度最高的一部分。
  3. Impacts of the difference between measurement transmission delays on state estimation and the countermeasures

    量測量的時延差對狀態估計的影響及其對策
  4. The age - related difference of time estimation in the retrospective paradigm

    回溯式時距估計的年齡差異
  5. A preliminary study of age - related difference in prospective duration estimation

    預期式時距估計年齡差異的初步研究
  6. ( 2 ) based on the review and analysis of typical object detection methods, especially the temporal difference, a moving objects detection algorithm based on three frame difference is proposed. this algorithm employs many new technologies, such as adaptive frame interval, half - pixel global motion estimation and compensation, adaptive change detection and object repair, therefore it is very practical

    2 .在總結常用運動目標檢測方法，並詳細討論時間差分法的基礎上，針對實地拍攝的紅外圖像序列，提出了一種基於三幀差分的運動目標檢測演算法，該演算法採用自適應幀間隔、半象素全局運動估計與補償、自適應變化區域檢測、抗噪聲形態學處理和目標修復等一系列新技術，具有很強的實用性。
  7. It mainly includes two parts : the frequency offset caused by the difference of the mobile equipment ’ s transmitting frequency and the nodeb ’ s receiving frequency ; the frequency offset caused by the vehicle of the mobile equipment, which is called doppler shift. accurate frequency offset estimation and compensation is of importance for demodulation

    它主要由兩部分構成:由於nodeb （基站）和移動臺晶振本振頻率的不同而產生頻偏;由於移動臺運動產生多普勒效應，引起的多普勒頻偏，在信號功率譜上表現為多普勒頻譜擴展（以後簡稱多普勒擴展） 。
  8. Accuracy of ptfs is evaluated by the root of the mean squared difference ( rmsd ). last, we compared measuring values with estimation values of regression method and bp model. the evaluating results indicate that ptfs developed by regression method or bp model satisfy to use to the education, research and production practice for keerqin sandy land

    最後對統計回歸模擬模型和dp神經網路模型進行了對比評價分析，對比分析結果表明，用兩種模型建立土壤傳遞函數（ ptfs ）的預測效果都比較理想，均可應用於科爾沁沙地的教學、科研和生產實踐中。
  9. In the thesis, the algorithm of background subtracting, frame difference algorithm, motion estimation based on optical flow field and object tracking based on active shape contour are investigated

    本文研究了背景相減演算法、差分法、基於光流場的運動估計和基於主動形狀模型的目標跟蹤演算法。
  10. Application of statistical. estimation of the difference of two means known variances

    統計學應用.兩組平均值的差的計算未知方差
  11. Application of statistical. estimation of the difference of two means unknown but equal variances

    統計學應用.組平均值的差的計算已知方差
  12. This paper reaches a conclusion that the three methods of term structure estimation lead to the difference of the pricing of irdp and that the cubic interpolation is the best method when these methods are applied to construction of zero - yield curve and evaluation of coup bond, zero - bond option and interest rate swap

    立方插值法在零息收益曲線的構造時以及在對附息債券、債券期權、利率互換定價時優於三次樣條插值法和線性插值法，是三種插值方法中最好的方法。
  13. Study of helmert variance component estimation in tunnel run - through control traverse difference

    方差分量估計在隧道貫通中控制導線平差的研究
  14. Aiming at the problem of angle motion estimation in monopulse three - dimension imaging, a novel angle motion parameters estimation method based on the inverse synthetic aperture radar imaging for difference beam is presented

    摘要針對單脈沖三維成像時的目標角運動估計問題，提出一種基於差波束逆合成孔徑雷達成像的新的角運動參數估計方法。
  15. Some variables regional distribution over south ningxia is given out in the course of evapotranspiration estimation : the regional distribution of surface characteristic parameters ( normalzed difference vegetation index, surface albedo, surface temperature ), radiation balance components ( surface absorbed shortwave radiation, surface longwave radiation, atmospheric counter radiation, net radiation ), surface heat and balance components ( soil heat flux, sensible heat flux, latent heat flux )

    估算區域蒸發（散）量的過程中，得到許多有意義的量：地表特徵參數（植被指數ndvi 、地表反射率、地表溫度） ；地表輻射平衡各量（地表短波吸收輻射、地表長波輻射、大氣逆輻射、地表凈輻射） ；地表熱量平衡各量（土壤熱通量、顯熱通量、潛熱通量） 。
  16. Due to the difference adaption of the estimation indexes such as the fiducial rate of market return and the rate of return without risk in many empirical researches, the results is quite different

    但是在許多實證研究中，由於選擇的業績評價指標、市場基準收益率以及無風險收益率等參數的不統一，這使得各學者對于同一時期基金業績表現的研究結果不一。
  17. Firstly, this dissertation estimated the size of carbon source ; sink and net carbon sink of farmland ecosystems in china costal regions ( including ten provinces ) with statistic data from 1981 to 2001, which include data of crop yield and agricultural consumptions. then analyzed the temporal - spatial differences of carbon source, sink and net carbon sink of china costal farmland ecosystems. secondly, estimated npp ( net primary productivity ) of farmland ecosystems in china costal regions with per month noaa - avhrr ndvi ( normalized difference vegetation index ) data and estimation model

    本文首先運用1981 - 2001年的統計資料（作物產量和各種途徑的農業投入數據） ，對沿海十省區農田生態系統碳源匯及凈碳匯進行了估算，並分析了其時空差異；然後運用1998年逐月ndvi數據通過建模對沿海地區農田生態系統npp進行了估算，並分析了npp分佈與農田生態系統碳吸收的相關性；最後通過對農田生態系統碳源匯的影響因素分析，提出了不同的農田生態系統碳增匯減排技術。
  18. 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

    干涉合成孔徑雷達（ insar ）利用合成孔徑雷達（ sar ）系統從空間分離的兩個位置對同一區域成像，由相位差與路徑差的關系來提取目標的高程信息，能夠全天時、全天候的獲取大面積、高精度三維地形數據。
  19. Using the relation between spectrum width and entropy and the different contributions devoted by each angle motion parameter to the echo spectrum width of the difference beam, the global optimal estimation is obtained through searching the angle motion parameters of zero and higher order via max - entropy and min - entropy respectively

    該方法利用了各階運動參數對差波束回波譜寬度的不同貢獻以及熵與譜寬度的關系，通過最大熵和最小熵分別對0階和1階以上角運動參數進行搜索，得到全局最優估計。
  20. Based on the analysis of previous work in detail, a scheme of a - posteriori error estimation is introduced into the local boundary integral equation method ( lbiem ), which is constructed with the difference between the raw solutions of lbiem and the post - processing solutions with taylor expansion and moving least square approximation ( mlsa )

    通過對無網格演算法在誤差估計方面的工作分析，根據原始解和后處理解的不同，將一種誤差佑計的方案引入到局部邊界積分方程方法中，其中后處理解採用泰勒展開和移動最小二乘近似得到。
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