least-square filtering 中文意思是什麼
least-square filtering
解釋
最小平方濾波-
In addition, the beamforming techniques for cdma systems are discussed emphatically. the algorithm based on code filtering is deduced in detail theoretically, and the performances such as convergence and bit error rate ( ber ) are simulated. meanwhile, we improve a decision - projected algorithm based on least - mean - square ( lms ) error
論文重點討論了cdma系統的波束形成技術，在理論上詳盡地推導了基於擴頻碼濾波的波束形成演算法，對其收斂性、誤碼率等進行了計算機模擬；針對基於最小均方（ lms ）誤差的一種判決映射演算法進行了改進。 -
In the course of measurement of workpiece face runout, variance method of the most species based on separability and image edges distilling based on morphology and marr filtering based on edges segmentation are used to enhance effectively accuracy of image segmentation and edges distilling. accuracy of measurement of face runout is enhanced effectually by use of least square method of compressing rectangle fitting edge of image and transforming of dft
該系統在工件端面跳動測量過程中，採用了基於可分性的最大類間方差法和形態學邊緣提取以及基於邊界分割的marr演算法，使圖像分割和邊緣提取的準確性得到了很大的提高；用壓縮矩形的最小二乘法擬合工件端面圖像的邊緣以及用dft變換對工件端面的跳動量進行測量，使端面跳動測量的準確性得到了很大的提高。 -
It also has comparison between kalman filtering algorithm and least square method in post - flight data processing
在事後數據處理中，用最小二乘法與kalman濾波方法進行比較。 -
Geography position and meteorology character in gongboxia watershed are analyzed, according to which the excess of infiltration and instantaneous unit hydrograph are used in runoff and affluence models, and muskingum routing method in river course affluence, kalman filtering technique and least square method in real - time correction
分析公伯峽流域所處地理位置及該流域內的氣象特徵，確定產、匯流模型採用超滲產流和瞬時單位線，河道匯流採用馬斯京根法，實時校正法由卡爾曼濾波和最小二乘法組成。 -
Least square method is used to eliminate linearity errors of system as result of asymmetric illumination and fitting. averaging method of neighborhood and medium filtering method are used to effectively overcome thermionic noise as result of courses of image transferring, gathering and quantization and so on
對由於光照不均以及安裝等存在的系統線性誤差，採用最小二乘法線性擬合加以消除；對由於圖像採集、傳輸、量化過程中產生的熱電子噪聲，利用了鄰域平均和加權中值濾波方法來有效地減小。 -
This thesis introduces the key technique of the us military distributed information system, with focuses on algorithms about related navigation of military tactics. kalman filtering combined with least square method is proposed for the current military development stage. the method of observation result including velocity component minimizes the convergence time, improves the positioning precision and acquired satisfied experiment results, which makes the pla independence of the us high - tech equipments
本文簡要介紹了現階段美軍在戰術信息分佈系統實現中所採用的關鍵技術，重點對戰術飛機相對導航的各種實現演算法進行了深入探討，針對我軍當前在該系統領域中的技術現狀，提出了以最小二乘法輔助卡爾曼濾波，濾波過程中觀測量加入速度分量的方法，縮短了導航濾波起始階段的收斂時間，提高了定位精度，在工程上取得了較理想的實驗數據，在一定程度上擺脫了我軍在相對導航領域對美軍先進技術裝備的依賴。 -
The classical algorithms for orbital determination are least square estimation ( lse ) and kalman filtering
軌道確定的傳統估計演算法是最小二乘演算法和kalman濾波。 -
Digital filtering technique based on least square method, multichannel sampling technique and frequency variation sampling technique were used experimentally
實驗應用了基於最小二乘法的數字濾波技術、多通道采樣技術、變頻率采樣技術。 -
This paper has studied and set up a supervision and control system based on the backing item of jinzhou yangtze river bridge with main span of 500m, by analyzing the development of construction control of cable - stayed bridges in china and abroad, foreword calculation of 250 work cases of plane bar fem, adoption of advanced equipment and devices, quick analysis of gathered data research of karemen filtering method, least square and gray model gm ( 1, 1 ) into the identification of the real state and precuts and effective manage mechanism
本文以荊州長江公路大橋主跨500米的混凝土斜拉橋施工為應用背景，通過分析目前國內外大跨度混凝土斜拉橋施工控制現狀，結合該橋施工實踐，運用平面桿系有限元計算理論對大橋250個工藝進行正裝計算，採用先進測試設備和儀器，利用計算機快速分析處理技術對現場監測系統收集的數據進行誤差分析，系用卡爾曼濾波法、最小二乘法和灰色理論gm （ 1 ， 1 ）進行結構真實狀態的識別和後期預測，通過科學高效的監控管理機制的運行和監控實踐，探索並建立了一套適合於大跨度混凝土斜拉橋的施工監測監控體系。
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