performance adaptive 中文意思是什麼

performance adaptive 解釋
性能自適應的
  • performance : n. 1. 執行,實行,履行;完成;實現;償還。2. 行為,動作,行動;工作。3. 性能;特性。4. 功績;成績。5. 演奏;彈奏;演出;(馴獸等的)表演;把戲。6. 【物理學】演績。
  • adaptive : adj. 適合的,適應的。
  1. For the purpose of saving running time of iterations, this paper apply adaptive method to aitken extrapolation algorithm and eigenvalues - based algorithm respectively. experimental results elementarily show that these two new algorithms can speed up the performance of iterations

    本文將adaptive方法分別與基於特徵值直接求解演算法和aitkenextrapolation演算法相結合,實驗結果初步證明了這兩個新演算法能夠縮短迭代時間。
  2. 3. based on analyzing the affection on coding performance of two operating modes in h. 264 nal layer, such as data partition mode ( dpm ) and signal slice mode ( ssm ), an adaptive channel uep scheme ( acuep ) for h. 264 video stream was proposed

    在研究了h . 264編碼視頻流在nal層下的兩種工作模式對編碼性能影響的基礎上,提出了一種h . 264編碼視頻流通道自適應非平等誤碼保護方案( acuep ) 。
  3. But the signals mixture problem can be brought on by the drop of adaptive performance caused by using subarray and by overmany radiation sources. so bbs is used to solve the problem. this dissertation focuses on subarray architectures and the algorithms of ica, and proposes a new and more practical subarray architecture and a more suitable algorithm to separate radar signal

    同時針對採用子陣法導致自適應性能下降以及現代雷達信號環境多個輻射源等問題引起信號混疊現象,論文採用盲分離來對雷達信號進行分離處理,並針對雷達信號的特點提出一種適用的演算法。
  4. Performance analysis of adaptive power allocation algorithm in mimo - ofdm system

    系統中自適應功率分配的演算法性能分析
  5. Anc that uses adaptive signal processing implemented on a low - cost, high - performance dsp is an emerging new technology

    使用低耗、高能dsp來實現自適應演算法后, anc成了一門新興的工程技術。
  6. 3. as there are up to 106 managed objects on element level of tmn ( telecommunications management network ) in telecommunications network, and the scheme to collect management information affects the performance of network management, a new algorithm - saa ( self - adaptive algorithm ) used for retrieving multi objects information has been put forward in this thesis. saa can adjust the retrieving objects and interval of retrieval self - adaptively by using the schemes of self - adaptivity, fault tolerance, recognition status of object dynamically etc., and thus can use fewer network resources without alteration of snmp ( simple network management protocol ), iiop ( internet inter - operability protocol ) or cmip ( common management information protocol )

    針對傳統的定時提取網路管理信息方法的不足,提出了一種提取多管理對象信息的新演算法? ?自適應演算法saa ( self - adaptivealgorithm ) ,該演算法能在不改變管理協議,如iiop ( internetinter - operabilityprotocol ) 、 snmp或cmip ( commonmanagementinformationprotocol ,公共管理信息協議)的情況下,採用自適應策略、容錯策略、動態識別被管對象狀態策略、被管對象存儲空間的動態刷新策略,根據本次訪問被管國防科學技術大學研究生院學位論文對象所得出的網路通信量,自適應地調整下次應該訪問的被管對象和讀取被管劉?象數據的時間間隔,從而可以較少地消耗所用的網路帶寬和cpu資源。
  7. The numerical simulation equations of the border curves in term of and as well as the matching rules and the frequency dependence of microwave electromagnetic parameters of a broad - band homogeneous absorbing coating with a finite value of reflection loss are available. these results pointed out the direction to develop rams ". according to the radar - absorbing model, the optimized design of rams with thin - layer, light - weight, broadband and strong - absorbing is available by the simple genetic algorithms, which can effectively conduct the research work of rams to the detail. small but completely, the electromagnetic parameter ' s databases of rams that based on actual microwave absorbers have been set up, the object function has been constructed which conform to the involved goals, the adaptive coding measure is taken which extends the coding length dynamically adapting to the condition of the number of actual absorbers or the precision of thickness and absorber - volume - percentage, the decoding technique is initiated which satisfies light - weight and strong - absorbing as well as thin - layer and broadband by adopting of tracing variable restricting conditions dynamically to control total thickness. when decoding, the variable restricting conditions of thickness are dynamically traced, so gain the radar absorbing coatings of light - weight multiple - layer single - ingredient. similary, of thickness and absorber - volume - percentage, of light - weight multiple - layer multiple - ingredient. also, the rams ' demand to radar - absorb performance as frequency is met making use of the penalty function

    作為遺傳演算法的具體實施:根據本實驗室近來研製的吸波材料,建立了吸波材料的相關數據庫;構造了能真實體現「薄、輕、寬、強」優化目標的目標函數;根據材料的實際數量以及塗層厚度精度要求、吸收劑體積分數精度要求,建立了能動態擴展相應碼長的自適應編碼方法;首創了通過動態跟蹤變量的約束條件來控制塗層總厚度的解碼技術,以此實現了在不弱化寬頻、高強的吸波性能目標的同時,兼顧到薄層、輕質的使用性能要求;在解碼時通過動態跟蹤厚度變量的約束條件,實現了多層單組分吸波塗層對重量輕的要求;通過動態跟蹤厚度變量的約束條件和吸收劑體積分數的約束條件,實現了多層多組分吸波塗層對重量輕的要求;使用權重系數變化法,實現了吸波塗層的分頻段吸波性能要求。
  8. In addition to the conventional techniques such as low sidelobe antennas and displaced phased center antenna ( dpca ), there has been great interest in space - time adaptive processing ( stap ) because it can suppress clutter effectively and improve the detection performance of airborne phased array radar evidently

    除了採用低副瓣天線、偏置天線相位中心( dpca )等傳統雜波抑制技術,能夠有效提高機載相控陣雷達地雜波抑制能力和動目標檢測性能的空時二維自適應處理( stap )受到了廣泛關注。
  9. Bgmi roic is a high performance roic with adaptive current gain control and background current suppression. it is very significant for surveying far object and high background applications

    該讀出電路具有自適應增益控制和背景電流抑制功能,是一種高性能的讀出電路,對遠距離探測目標和高背景應用都具有十分重要的意義。
  10. We study the design of routing algorithm. after analyzing the characteristics of message routing in the interconnection network, one new concept " the best network for routing " ( bnr ) is proposed. base on it, we present the framework for designing high performance minimal deadlock - free fully adaptive routing algorithms

    基於「最佳尋徑網」框架,以低通信延遲、高通信帶寬和易vlsi實現為目標,設計了自適應性強、可擴展性好、性能優越的bbfam ( bnr - basedfully - adaptivealgorithmonmesh )完全自適應路由演算法。
  11. On the basis of analyzing problems of traditional configuration management system, this thesis takes performance, availability and scalability as implement goals, discusses the configuration management for redundant servers, and proposes a mobile agent - based adaptive configuration management system. the features of system are as follow : ( 1 ) it adopts hierarchical management architecture to manage redundant servers, so the system scalability is improved and the system overhead is reduced

    在分析傳統配置管理系統不足的基礎上,本文以性能、可用性、和擴展性為目標,對冗餘服務的配置管理問題展開研究,提出了基於移動代理技術的適應性配置管理系統acms ,它的主要技術特點如下:採用層次化管理結構對冗餘服務進行管理,改善了系統的可擴展能力,減小了通信開銷。
  12. In this paper, the contrast of original image is enhanced by nonlinear transformation based on the characteristics of grain image ; after comparing several methods of threshold segmentation and analyzing their performance and applicability on grain image, the adaptive threshold segmentation based on gradient image is presented ; the noise of binary image is reduced with morphological filter, the hollow in binary image is filled in and a recognition algorithm is designed to remove agglomerate particle ; on the basis of mathematical morphology two methods are adopted to segment agglomerate grains that are not agglomerated tightly ; the parameters of size and shape, perimeter, area, diameter, complexlity, longest feret diameter, shortest feret diameter etc, are extracted. this technique is applied in measurement of pearl powder ' s particle size

    本文根據粒度圖像的特點,採用非線性對比度增強處理改善顆粒顯微圖像的對比度;對多種閾值分割方法進行比較,分析了它們的性能和用於粒度圖像的適用性,在此基礎上提出了一種基於梯度圖像的動態閾值分割方法;對獲取的顆粒二值圖像進行形態濾波和空洞填充,設計了識別演算法去除凝聚體;對重疊不太嚴重的粘結顆粒採用了兩種基於數學形態學的分割演算法;提取了周長、面積、粒徑、復雜度、最長feret徑、最短feret徑等大小和形狀特徵參數,對珍珠粉等粉體粒度進行了測量。
  13. It is well known that jpeg and jpeg2000 are still image compression standard with high performance at present time. so we choose them as our investigative base to compress image. my amendment in jpeg mainly includes self - adaptive huffman coding and reduction of blocking effect

    由於jpeg標準所提供的演算法還有進一步改進的可能,所以在文中將介紹如何對jpeg標準進行演算法改進,主要包括:自適應哈夫曼編碼、塊效應的消除;針對jpeg2000標準,將主要介紹jpeg2000標準核心演算法的實現以及如何用最大位平移方法實現感興趣區編解碼。
  14. It ' s of good performance not only in the case of hf noise cancellation like the adaptive line enhancement, but also in the case of lf noise cancellation just like the normal adaptive noise cancellation, and in practice it ' s proved to be efficient and robust

    它兼有自適應譜線增強器有效濾除高頻噪聲信號和噪聲對消器有效濾除低頻噪聲信號的特性,經模擬和實例表明,具有很強的噪聲濾除能力和魯棒性。
  15. On the basis of analysing multilayer forward artificial neural networks which based on back propagation algorithms and basic principles of the adaptive noise cancellation system, this paper sets up an adaptive noise cancellation controller based on artificial neural network, which is proved to be more efficient in the noise cancellation and has robust performance based on simulink of matlab at the end, this paper proposes some advices of model and algorithms

    在對基於誤差反向傳播學習演算法的多層前向人工神經網路進行分析基礎上,結合傳統自適應噪聲抵消系統基本原理,建立了基於人工神經網路的自適應噪聲抵消器,經基於matlab的simulink模擬實例證明,具有很強的噪聲濾除能力和魯棒性。最後並提出了網路及演算法進一步改進的方法。
  16. An indirect self - adaptive fuzzy - neural network controller ( fnnc ) has been proposed with its parameters and the structure tuned simultaneously by ga in virtue of the powerful optimization property of ga. the structure of the controller is based on the radical basis function ( rbf ) neural network with gaussian membership functions. the performance of the proposed fnnc is compared with a conventional fuzzy - pid controller and the simulation results show that the fnnc presents encouraging advantages

    針對神經網路採用一維反向傳播訓練演算法速度較慢且易於陷入局部極小點的不足,設計了一種間接自校正模糊神經網路控制系統,利用遺傳演算法( ca )對隸屬度函數的結構和參數進行優化,模擬比較表明該控制比模糊pid控制具有更優的性能。
  17. This thesis analyzed the error performance of mfsk and mpsk modulator in hf with optimal receiver, studied the shortcoming and strongpoint of several typical short - wave data transmission systems and their performance over fading and intersymbol interference channels. the theory and key technical of adaptive modem is discussed. in the last, an efficient modulation scheme - block coded modulation is introduced into hf radio systems to improve the efficiency of hf data transmission, this paper also proposes a hf data transmission system scheme composed of a block coded modulator and a decision feedback type adaptive equalizer

    本文在對短波數傳兩種常見調制方式fsk及psk最佳解調性能分析的基礎上,討論了幾種採用典型調制技術的短波數傳系統(如時頻調制、多進制頻移鍵控慢跳頻、 chess系統)原理、優缺點以及抗衰落和抗符號間干擾的性能;分析了自適應串列數傳系統抗短波通道衰落和多徑干擾的原理、關鍵技術;在本文的最後引入一種有望解決短波數傳系統低效率狀況的調制方式bcm -分組編碼調制,給出了一個採用bcm技術與自適應均衡技術相結合的短波數傳系統方案,並通過計算機模擬進行了初部驗證。
  18. In order to improve the control performance of the closed - loop system, the adaptive compensation term of the approximation error is introduced

    為改善控制系統的性能,引入逼近誤差的自適應補償項。
  19. In this part, for a more general kind of systems, we give the design method of a robust adaptive controller based on backstepping technique, and analyxe stability and performance of the closed - loop system

    該部分對于更一般的一類系統,給出了一種基於反推技術的魯棒自適應控制器的設計方法,分析了閉環系統的穩定性和性能。
  20. Also, new expression of ser of mqam in frequency selective fading channel with rake combining is obtained, and throughput performance adaptive mqam with rake receiver in multipath rayleigh fading channel is analyzed

    本文還得到了mqam在頻率選擇性衰落通道中採用rake合併新的誤碼率表達式,並對採用rake接收的自適應mqam在多徑瑞利衰落通道中吞吐量性能進行分析。
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