測向信息 的英文怎麼說
中文拼音 [cèxiàngxìnxī]
測向信息
英文
direction finding message-
The ionosphere is a complex medium, which is aeolotropy, asymmetry, dispersive and changes randomly with time. in order to improve the communication quality of the shortwave that depends on the ionosphere, we should have aknowledge of the current condition of the ionosphere in real time. the backscatter sounding of high frequency can diagnose the real - time channel characters for shortwave communication or hf radar, which is great assistant to shortwave communication and hf radar
電離層是隨機時變，各向異性，非均勻、色散的復雜介質。為了保證依賴于電離層進行的短波通信質量，必須了解電離層的實時狀態信息。高頻返回散射探測可以實時監測與短波通信或高頻天波雷達相關的天波傳播通道的狀態，對短波通信和天波雷達工作起了重要的輔助作用。Secondly, programmed the image processing arithmetic code which include the bottom arithmetic for the general condition comprises threshold division, region combination and informate and the middle level arithmetic for the given task comprises detecting the line dation creirection according to the hough transform in order to fix on the hole ’ s azimuth angle, detecting the aiguille tip position according to the image movement according to the environment and the image format
然後，根據目標環境要求和攝像機採集圖像格式，開發了圖像處理演算法程序。圖像處理演算法包括底層演算法和中層演算法兩部分，底層演算法針對通用情況，包括閾值分割、區域合併和信息生成。中層演算法針對具體任務設計，包括利用hough變換檢測棱線的方向，從而確定圓孔的方位角和利用基於圖像運動檢測鉆頭尖端位置。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。In the system, the collimation semiconductor laser - scanned beam scanning two perpendiculars direct of one plane of the measured workpiece at the same time is made. the beams with the dimension information of two perpendiculars direct are processed by the scanning receive system, the high - speed photoelectric transition and electronic data process. two measured results of the diametric directs and ellipse tolerance, etc, parameter, of the turning workpiece on the same plane are obtained by non - contact automatic measurement
在單向激光掃描檢測技術的基礎之上，提出了一種雙向激光掃描檢測系統，其採用激光掃描檢測技術與特殊光學系統相結合，用準直半導體激光掃描光束對被測工件徑向某一截面的兩個相互垂直方向同時掃描，經掃描接收光學系統、高速光電變換、電子學系統和微機數據處理系統，對將攜帶有垂直方向被測量信息的光束進行處理，實現了回轉體工件同一截面兩個垂直方向的徑向尺寸和橢圓度等參數的非接觸自動測量，解決了同時非接觸測量回轉體零件同一截面兩個徑向尺寸的難題，它具有高速，高精度和非接觸自動測量等特點。Huber diffraktionstechnik gmbh & co. kg deals in turntables, goniometer as well as in cradles weighing
為您提供關于量角器、測角計、測向器和機械操縱的信息。The plan of the research institute becomes, in the near future, with the ocean chemistry, the development and engineering turn of halo bios resources, the ocean information technique processing, ocean environment and ecosystems protection, etc. aspect for center of research direction, and gradually formats the aspect advantages in using of the salt water and the half salt water ( the haloid water ) chemistry resources, the ecosystem system monitor and controlling, algae cultivating and biology active material, the development research of nourishment supplies and bio - products, the ocean environmental protection and ecology etc., end can become one of important bases in the ocean realm of nation and tianjin for high level creative talented person development, hi - technique research and result conversion, high decision advisory, and the double that attains the economic performance and social performances win
研究所計劃在不久的將來形成以海洋化學、海洋生物資源開發及工程化、海洋信息技術處理、海洋環境與生態保護等方面為中心的研究方向，並且逐步在鹹水及半鹹水（鹵水）化學資源利用，生態系統監測與調控；藻類培養及生物活性物質、營養物資及生物製品開發研究；灘塗資源開發利用；海洋環境保護和生態學等方面形成優勢，最終可以成為國家和天津市海洋領域高水平創新人才培養、高新技術研究和成果轉化、高層次決策咨詢的重要基地之一，達到經濟效益與社會效益的雙贏！As for feature - level fusion, a new algorithm based on orientation information measurement and his transform is proposed
在特徵級融合方面，提出了一種基於方向性信息測度和ihs變換的圖像融合演算法。Modern ultrasonic testing was developing towards intelligence, automation, visualization, digitization, miniaturization, standardization, multi functionality, information and many intersectional fields in order to apply ultrasonic scanning imaging testing to complex - shaped component and meet the demand of contemporary quality
指出現代超聲無損檢測技術正向著智能化、自動化、圖像化、數字化、小型化、系列化、多功能化、信息化和交叉領域的前沿方向發展，實現了復雜形面復合構件的超聲掃描成像無損檢測，滿足現代質量對無損檢測的要求。At last, the conclusions of the whole thesis are drawn, and it is put forward that the future research emphases on the infrared radiation absorption ct technology should focus on : instantly get the absorption projections are the crucial factor to utilize the technology industrially ; on the basis of the hypothesis that the gas is ideal gas, species concentration of particular gas medium can be measured at the same time, which must be helpful to comprehend combustion essence ; if laser source to replaces blackbody stove, for irradiant flame, interferometric projection can be attained, and its temperature distribution will known
最後，對全文進行了總結，並指出今後研究工作重點。指出：瞬時得到各方向的投影是此技術實用化關鍵；在獲得溫度分佈信息基礎上，進行必要的假設和推導，能同時得到火焰中某特定組分濃度的分佈，這必將進一步我們對燃燒本質的理解；利用方向性好，輻射強度高的激光源代替常規的黑體爐，能得到輻射干涉投影圖像，這樣就能測量所介紹系統不能測量的發光火焰溫度分佈。In general, there are tow nns in the system of nns - imc. one is neuro - controller, and another is neuro - emulator. the neuro - emulator emulates the model of the plant online, and gives the jacobin of the plant to neuro - controller
它一般包括神經網路控制器和神經網路觀測器，神經網路觀測器在線辨識被控對象的模型，以此作為系統的內部模型，並且向神經網路控制器提供被控對象的梯度信息。Compared with the low range resolution ( lrr ), high range resolution ( hrr ) radar can supply more structure information of targets. it is one of the most important development directions in modern radar. hrr radar has much extensive application prospects in targets detection, targets imaging, targets identification and so on
高距離分辨雷達較低分辨雷達能提供更多的目標結構信息，是現代軍用雷達裝備的重要發展方向之一，在目標檢測、目標成像和目標識別等方面有極其廣闊的應用前景。Polarimetric synthetic aperture radar ( polsar ) investigates the transverse vectorial nature of plane em waves and provides the complex scattering matrix of a scatterer. scattering polarimetry is sensitive to the shape, orientation, and dielectric properties of scatters
極化合成孔徑雷達（ polsar ）研究電磁波的矢量特徵，通過測量和分析目標的極化散射特性，獲取目標的介電常數、物理特性、幾何形狀和取向等方面的大量信息。A new distributed fusion method of radar / ir based on separation and combination of the measurements is proposed after analyzing the influence of rate measurement. the rate information separated from the radar measurements composes a fake vector of ir
在對引入徑向速度測量后雷達跟蹤性能進行分析的基礎上，提出了一種基於測量信息組合優化的雷達/紅外分散式融合方法。Due to the sole - designed of the low voltage startup and power testing, for combined with the other four modules, we built the hardware and software flats, it was also convenient for continued extension. but, if there was different system wanted to combined in this system, we must redesigned all the hardware and software, it was a very hard work and could bring incompatibility. for this instance, the text designed a suit of number discriminating embedding system
但是如果有不同類型的系統也要增加到本系統中的話，就需要重新設計軟硬體，工作量很大，還容易產生不兼容等問題，針對這種情況，本文設計了一套數字識別的電器安全測試嵌入式系統，可以面向多臺儀器裝置，不採用電氣的連接，即是不改變原來的儀器裝置，通過電壓耦合元件攝像頭和視頻捕獲卡從測量儀器的顯示屏幕獲取測試信息，再把信息傳送到原來系統，從而組成了一個新的系統。The following important work has been done : ( 1 ) some special problems of rate - bias laser gyro were analysed. the problems include modulation and demodulation of the output and algorithm of the attitude updates ; ( 2 ) the integrated navigation system with the fault tolerance property which equipped with many navigation equipments as sins, gps, dvs, ads, mg, vg is designed, and compared with that of ckf via simulations ; ( 3 ) the theories and methods of system level fault detection apply to federated filtering is investigated ; ( 4 ) the problem about using the fused information of sins based on rate - bias laser gyroscope / dynamical tune gyroscope to realize the component level hard fault interactions detection through a back - propagation neural network is discussed
主要研究工作有：研究了速率偏頻激光捷聯慣導的陀螺測量信號的解調演算法；設計了在速率偏頻激光捷聯慣導、 gps 、多普勒雷達、大氣數據系統、磁航向儀及垂直陀螺配備條件下聯邦濾波組合導航系統，對聯邦濾波器和集中濾波器的性能做了模擬對比分析；研究了適用於聯邦濾波器的系統級故障理論和方法；探討了利用速率偏頻激光捷聯慣導撓性捷聯慣導陀螺的混合測量信息，通過神經網路實現硬故障交互檢測的方法。The non - linear optimum inversion technique is based on the seismic information and the constraints from structural model and logging information and the technique can extract optimum prediction of the lateral variety of reservoir
摘要非線性最優化反演技術是基於地震信息以及構造模型和測井信息形成的約束，採用最優化方法進行反演來最大限度地推斷儲層橫向變化。Chinese nuclear fuel manufacture is confronting with a flinty challenge. the traditional and unenlightened inspection method can not already meet mass production so that the present method must be reformed. the measurement of nuclear fuel pellet is extremely important to ensure the pellet ' s quality
核燃料芯塊的檢測對保證核燃料芯塊質量至關重要，所以將自動檢測技術引入到核燃料芯塊現場檢測是可靠保證芯塊質量，使其向信息化方向發展的關鍵，也是可持續發展的重要保障。Combine with the project " hf ground wave radar supervise sea status " of state 863 project, retrieving wind direction from hf radar doppler spectrum and the showing of wind field, current field, wave field are researched in this paper. the problem of how to represent the sea surface parameters by computer is concerned, too
本文結合863 - 818 - 01 - 02課題「高頻地波雷達海洋環境監測技術」 ，研究了由高頻雷達海面回波提取風向信息和海面風場、浪場、流場信息的計算機表徵方法及其數據傳輸反演和表徵的若干問題。In this thesis, passive location algorithms based on particle filter are discussed and monte carlo experimental results prove effectiveness of those algorithms. regarding different scenarios the following part of the thesis is arranged as follows. in the first chapter, background and current situation in location and tracking are briefly introduced
本文研究利用粒子濾波技術實現基於測向信息的單站無源定位的技術，並在此基礎上融合距離信息后，提出一種快速的無源定位粒子濾波演算法，通過計算機模擬，驗證了該演算法的有效性和優越性。At present, networks based on ethernet technology are developing rapidly. constructing instrument networks by combining ethernet technology and the traditional instrument interfaces has become a main direction of measurement and control system development
目前基於以太網的網際網路技術正迅速地發展，將測量設備與以太網技術結合以實現測量信息共享的同時，兼顧原有傳統儀器介面的組網方式已經成為測控系統的重要發展方向。分享友人