線性分離器 的英文怎麼說
中文拼音 [xiànxìngfēnlíqì]
線性分離器
英文
linear separator- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 離 : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 線性 : [數學] [物理學] linear; linearity線性代數 linear algebra; 線性方程 linear equation; 線性規劃 line...
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The problem discussed in this paper is to separate two ( or more ) input signals from observed signals which are generated by passing input signals through diffrent unknown multi - input multi - output linear systems. it is proved that the input signals can be separated when they are independent identitically distributed ( i. i. d ) signals. a new algorithm for multi - input multi - output blind deconvolution via maximum entropy is presented which needs no information about the input signals and mixing filters
本文研究的問題是從觀察信號中分離出兩個(或者更多個)輸入信號,其中每一組信號分別通過不同的未知多輸入多輸出線性系統.本文證明了當輸入信號是兩兩相互獨立的獨立同分佈信號時可以分離出輸入信號,並導出了基於最大熵的多輸入多輸出盲解卷新演算法.這個演算法不需要任何關于輸入信號和混合濾波器的先驗知識Iraq ' s procurement efforts include equipment that can filter and separate micro - organisms and toxins involved in biological weapons, equipment that can be used to concentrate the agent, growth media that can be used to continue producing anthrax and botulinum toxin, sterilization equipment for laboratories, glass - lined reactors and specialty pumps that can handle corrosive chemical weapons agents and precursors, large amounts of vinyl chloride, a precursor for nerve and blister agents, and other chemicals such as sodium sulfide, an important mustard agent precursor
伊拉克采購的設備包括可過濾和分離生化武器中微生物和毒素的設備;可用於為炭疽病毒和肉毒(桿)菌病毒集中藥劑和生長媒體的設備;實驗室殺菌設備;可處理腐蝕性化學武器藥劑、前體、乙烯基氯化物(一種神經和水泡藥劑)及其他化學藥劑(如鈉硫化物,芥子氣藥劑的前體)的玻璃線紋反應堆和專業水泵。Base on the study of long distance wireless communication channel characteristics, the thesis gives an analysis on the existing problems and proposes a solution : implanting the ofdm technique in communication system modulator
本文從對無線遠距離移動通信通道的特性研究出發,分析了其存在的問題。然後針對問題提出了解決方案? ?採用ofdm技術來設計通信系統的調制器。Abstract : this paper considers the decentralized stabilization problem via local state feedback control laws for a class of large - scale linear discrete - time systems with delay interconnections. a sufficient condition for decentralized stabilizability is derived and is expressed as a system of linear matrix inequalities. furthermore, the problem of designing a decentralized state feedback control law with smaller feedback gain parameters is formulated as a convex optimization problem, and latter can be solved by using existing efficient convex optimization techniques. the obtained controller enables the closed - loop systems to be not only stable, but also of any prescribed stability degree
文摘:用一組線性矩陣不等式給出一類線性離散時滯大系統分散能鎮定的一個充分條件,進而,通過建立和求解一個凸優化問題,提出了具有較小反饋增益參數的分散穩定化狀態反饋控制律的設計方法.所得到的控制器不僅使得閉環系統是穩定的,而且還可以使得閉環系統狀態具有給定的衰減度With the mathematic model of tracking beam current by velocity, real - time tracking can be obtained ; with current simulation controlling transducer and subsection linearity, precision of velocity ( error in ? 1 % ) is triumphantly can be controlled ; with inspection of the pulse numbers of switches, the position of all vehicles are checked to eliminate the error of calculating distance between all ones
通過建立速度跟蹤束流的數學模型,較好地解決了速度跟蹤束流的實時性問題;通過採取用電流模擬量控制變頻器和分段線性處理的辦法,成功地解決了速度精度問題(誤差在士1 %內) ;通過檢測接近開關觸發的脈沖數,適時校核所有小車位置,消除各車之間距離計算誤差,從而很好地解決了距離累計計算誤差。A hydrogen and argon ions mixing beam was implanted into the deposited vanadium oxide film. after annealing, vo2 film with tcr ( temperature coefficient of resistance ) as high as 4 % was obtained. the bombardment of ar + could break v - o bond of v2o5 molecule in deposited film and implanted h + resulting in the deoxidization of v2o5, so the vo2 thin film could be prepared by proper control of the dose of ar + / h + implantation
利用離子束增強沉積設備,在ar ~ +離子束對v _ 2o _ 5靶濺射沉積的同時,用氬、氫混合束對沉積膜作高劑量的離子束轟擊,使得被氬離子轟擊后斷鍵的氧化釩分子,再被注入氫降價,然後經適當的退火,成功地制備了熱電阻溫度系數高達4的vo _ 2薄膜(國外報道值為2 - 3 ) ,並研製了單元懸空結構探測器和8 1 , 16 1線性陣列。After designing oil ditches on the surface of its arc - block, increase friction factor and make sure self - lock which solves above problem. do qualitative analysis to lower pair and one - way overrunning clutch and inner star - wheel - roller overrunning clutch by using self - made lever loader. the experiment shows : on the same condition, the deformation of new overrunning clutch ’ s surface contact with lower pair is smaller than the deformation of roller overrunning clutch ’ s line contact with higher pair and new overrunning clutch ’ s skid angle is smaller
對低副單向超越離合器的部件進行了加工製造,在超越離合器弧塊表面創新設計加工排油溝,增大摩擦系數,保證實現自鎖,解決了很多離合器工作過程中容易出現無法自鎖的問題;對低副單向超越離合器和內星輪滾柱超越離合器用自製杠桿加載器做了定性分析,實驗表明:相同條件下,新型離合器低副面接觸比滾柱離合器高副線接觸變形小、溜滑角小。In order to improve coal slime dewatering results and operational reliability, according to the comparison of screen bowl centrifuge ' s structural parameters, operational parameters and dewatering results used at home and broad, proposed that, proper design parameters should be determined by the property of coal slime ; the separation factor and manufacture level of homemade screen bowl centrifuge should be improved ; the research on sieve and wear parts should be strengthened to improve the service life of wear parts ; planetary gear differential case should be used to improve the work reliability of whole machine and the automatization level of centrifuge control should be enhanced
為提高國產離心機用於煤泥分離的效果和工作可靠性,通過對國內外同類產品的結構參數、操作參數和分離效果的比較,提出:根據國內洗選煤泥性質,確定合適的設計參數;提高國產離心機的分離因數和製造水平;加強對篩網及易磨損件的研究,提高易磨損件的使用壽命;採用漸開線行星齒輪差速器,以提高整機的工作可靠性;提高離心機控制的自動化水平。Firstly, the paper, combining the characteristic of synchronous pulse bursts and inhibition with the modified pcnn model, presents a way of finding the foveation points in the images adaptively and effectively, and simulates the human vision system. secondly, pcnn is extended to pcnns, based on the properties of information couple and transmission, an algorithm that is used to fuse images of the same target got by several sensors to an image is presented to simulate the human vision system. thirdly, combining the properties of synchronous pulse bursts, capture, and transmission and competition of waves, the paper presents two ways of classification, one is an algorithm based on the properties of neuron to capture and inhibit to classify the data taking on any complex unlinear distribution robustly, the other is based on the restricted distance and modified of the former to remove the influence of inferior samples in classification ; fin ally, based on the accumulative difference pictures, and the forming and transmission of pcnn wave, selecting and controlling the direction of autowave by connecting the neighbouring neurons selectively, the paper presents a way to simulate the tracks of moving object and detect the moving direction
首先結合pcnn的同步脈沖發放和側抑制特性,提出了基於改進型pcnn的圖像凹點檢測演算法,該演算法是一種自適應而有效的圖像凹點檢測方法,並且較好地模擬了人類視覺系統;然後,結合信息傳遞和信息耦合特性,將pcnn擴展成pcnns ( pcnn網路群) ,提出了一種基於pcnns的圖像融合演算法,能夠將多個傳感器獲取的同一目標的圖像信息融合到一幅圖像中,有效模擬了人類視覺系統;另外,結合pcnn的同步脈沖發放特性、捕獲特性和波的傳播競爭特性,開拓地將pcnn用於模式分類中,提出了基於耦合神經元點火捕獲抑制特性的分類方法和改進的約束距離下的pcnn分類方法,前者可實現對樣本空間中任意復雜分佈訓練樣本的穩健非線性分類,而後者能夠消除訓練樣本中刺點對分類的影響;最後,結合累積差分圖像思想、 pcnn波的形成與傳播特性,通過各神經元之間連接取向來選擇與控制自動波的流向,將pcnn用於運動視覺分析中的運動軌跡模擬及運動方向檢測。Based on these foundations, we give a perfect scheme of the bbo opos : single pass amplification coefficient of the opg under different pump intensity is calculated ; collinear type - i and type - ii phase matching tuning curve pumped by the q switch nd : yag various harmonics as well as noncollinear type - i tuning curve are calculated in details ; the effect of the walkoff for the nonlinear effect coefficient and the group velocity matching are analyzed ; the acceptance angle in parametric process is calculated ; the numerical threshold of the bbo opo is calculated ; the process of the saturation and depletion of the pump beam are analyzed ; the relationship of the conversion efficiency and reflectance of output mirror are discussed ; various linewidth controlling methods are discussed ; the improvement of the beam quality applying the unstable cavity is discussed ; and the crystal bbo design is considered
在此基礎上,給出了一整套bbo - opo激光參數設計方案:計算了不同泵浦強度下的參量放大倍數;詳細計算了在nd : yag調q激光器各次諧波泵浦條件下的共線類和類相位匹配的調諧曲線,以及非共線類相位匹配調諧曲線;分析了走離角對非線性系數和群速匹配的影響;計算了參量過程的允許角;計算了bbo - opo的理論閾值條件;分析了飽和與泵浦光束的消耗過程;給出了轉換效率與超過泵浦閾值的倍數的關系;討論了轉換效率與輸出鏡反射率的關系;討論了線寬控制的各種方法;研究了利用非穩腔改善光束質量的方法;考慮了bbo晶體的設計。An on - line minimum - variance estimator was developed for thrust acceleration applied to orbit transfer using discrete - time radar measurements. the mass - flow - rate of propellant was selected as a state variant, which was estimated by employing an integral state model and ekf filter. the variation equations for measurement vector to mass - flow - rate have been established to linearize the discrete - time measurement equations. the algorithm has applied successfully to maneuver process in commanding satellite into geo - stationary orbit. the results show that the algorithm developed here can monitor and determine whether engine works well or failure precisely and quickly during orbit transfer process
飛行器軌道機動過程中,為跟蹤、定位機動目標和干預機動控制過程,需要統計處理離散的雷達觀測量實時估計推進發動機的推力,進而確定飛行器的瞬時軌道參數.本文所述演算法是該工程問題的探討和解決方案.文章建立了軌道機動過程中連續變質量運動模型和離散雷達量測模型,推進發動機的質量秒耗量作為表徵推力加速度的一個近似常量,應用擴展卡爾曼濾波對離散的雷達測量數據進行順序統計處理給出秒耗量的最小方差估計;文章詳細地推導了線性化量測模型的變分方程和觀測矩陣;模擬結果表明該演算法能快速、準確地估計推進發動機的質量秒耗量和向機動目標施加的實際推力Theoretical model of self - mixing interference in a linear frequency modulated laserdiode is presented by using the dynamic theory of semiconductor laser with weak external optical feedback. the characteristics of oscillation frequency shift and output power changes of the laser diode are analyzed by using the theoretical model. the absolute distance from front facet of laser diode to target can be found by measuring spectrum of output power of the laser diode
使用半導體激光器在弱反饋條件下的動力學理論,建立了線性調頻半導體激光器的自混頻干涉理論模型.基於該模型,分析了激光器振蕩頻率偏移與輸出功率變化特性.通過測量激光器輸出功率譜,可以得到激光器前端面與被測目標之間的距離Ate plays a more and more important role in the test and repair of aircraft avionics, and can considerably improve servicing quality and efficiency. our task is to develop a new type of ate used to test six kinds of aircraft avionics instruments located in the cockpit. it should be able to fulfill the test of all functions and performances of each instruments according to it ’ s component maintenance manual
本文研究一種新的航空儀表自動測試設備,能對六種分佈於駕艙內的指示型航空電子儀表?空速馬赫數指示器、電動氣壓高度表、無線電距離磁指示器、地平儀、姿態指示儀、水平位置指示儀進行檢測,完成維修手冊所規定的全部功能、性能方面的綜合測試。By means of linear matrix inequalities, a sufficient condition is given such that a prescribed discrete singular system is admissible and strictly passive. moreover, under certain conditions, a static state feedback control law is designed such that the resulting closed - loop system is both admissible and strictly passive
利用線性矩陣不等式,給出離散廣義系統容許且嚴格無源的充分條件,並且基於此條件在一定假設下給出存在狀態反饋控制器,使得閉環系統容許且嚴格無源的充分條件。By means of linear matrix inequalities, a sufficient con dition is given for uncertain discrete singular system to be generalized quadratically stable and strictly passive, based on which, a sufficient condition is given for the existence of a state feedback controller, such that the resulting closed - loop system is both generalized quadratically stable and strictly passive for all the admissible uncertainties, all conclusions carry with them corresponding examples to prove the effectiveness, and the corresponding controllers are also presented
利用線性矩陣不等式,給出不確定離散廣義系統廣義二次穩定且嚴格無源的充分條件,並在此基礎上給出存在狀態反饋控制器,使得閉環系統廣義二次穩定且嚴格無源的充分條件。每一節均給出數值算例來說明結論的有效性,同時給出相應的控制器構造。The computations are shown to agree well with available experimental and numerical data and the physics of 3d large - scale flow separations and vortex shedding are confirmed. the simulation of the flow around a maneuvering wigley hull is a demonstration of capability for calculations of sway forces and yaw moments acting on a hull moving obliquely at a large range of yaw angles. the focus of study is large - scale cross - section separation flows, bilge - vortex development along the hull in the longitudinal direction and their effects on hydrodynamic forces
應用所開發的求解器,以wigley船型為算例計算了大角度斜航船體粘性流場和水動力,分析了漂角的變化對船體所受到的粘性水動力的影響,相當精確地預報了以橫流分離和般渦生成與泄出為特徵的操縱運動船體特有流動形態及橫向水動力和轉脂力矩,經與現有試驗和計算數據比較,檢驗和驗證了該求解器精確模擬繞斜航運動船體的大尺度分離流動和計算非線性水動力的能力。To apply neural networks to the simulation of ship maneuvering motion, an nnrm ( neural network recursive model ) is designed and used to simulate a serial full - scale tests conducted in yangtze river and the comparison between simulated results and the measured ones is satisfactory. ship trajectory tracking is a well - known maneuvering problem with an increasing practical and theoretical interest. but the real - world tracking applications encounter a number of difficulties caused by the presence of different kinds of uncertainty due to the unknown or not precisely known system model and environmental effects
本文利用智能控制技術的優越性,嘗試將智能化控制技術用於船舶操縱運動模擬,初步探索了將現代控制理論和智能技術融入船舶操縱預報、模擬的研究方法,提出了用於船舶操縱運動模擬的線性神經網路( lnn ) 、神經網路遞推模型( nnrm )和nnrm 、交錯航跡距離( cte )和視距( los )混合控制器模型三種控制模型:並將控制模型的理論研究應用到實船試驗數據分析、計算,將模擬結果與實際的試驗結果作了比較。These three classifiers are a linear classifier based on fuzzy features, a hierarchy classifier based on features of geometry definitions and a distance classifier based on frequency features of stroke curvature
使用的分類器分別為基於模糊特徵的線性分類器、使用幾何定義特徵的分層分類器以及基於曲度頻域特徵的距離分類器。With finite element method and circuit theory, the nonlinear discrete mathematical model of controllable reactor is presented. secondly, since the controllable reactor is nonlinear, newton - raphson method is applied to solve the nonlinear finite element equations
本文基於有限元法,採用場一路耦合分析法,構造了在這一混合激勵情況下,分析研究該可控電抗器的非線性的離散數學模型。Radial basis function neural network ( rbfnn ) is chosen to build predictive model. rbfnn is a special type of neural network linear - in - weight in nature and having nonlinear processing properties. finally, an adaptive filter is applicable to do the followed weak signal extraction work
接著選用徑向基函數神經網路( radialbasisneuralnetwork , rbfnn )建立混沌時間序列預測模型,徑向基函數神經網路是一種局部逼近的人工神經網路,訓練簡潔而且學習收斂速度快,能夠逼近任意非線性函數,最後將預測誤差送入自適應信號分離器進行處理,檢測出微弱信號。分享友人