統計判決理論 的英文怎麼說

中文拼音 [tǒngjìpànjuélǐlún]
統計判決理論 英文
statistical decision theory
  • 統 : Ⅰ名詞1 （事物間連續的關系） interconnected system 2 （衣服等的筒狀部分） any tube shaped part of ...
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  • 判 : Ⅰ動詞1 （分開; 分辨） distinguish; discriminate 2 （評定） judge; decide 3 （判決） sentence; con...
  • 決 : Ⅰ動詞1 （作出主張; 決定） decide; determine 2 （執行死刑; 殺死） execute a person 3 （裂開; 斷開...
  • 理 : Ⅰ名詞1 （物質組織的條紋） texture; grain （in wood skin etc ） 2 （道理;事理） reason; logic; tru...
  • 論 : 論名詞（記錄孔子及其門徒的言行的「論語」） the analects of confucius
  • 統計 : 1 （對有關數據的搜集、整理、計算和分析） statistics; census; numerical statement; vital statistic...
  • 理論 : theory
  1. 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。
  2. As we have introduced a multilevel decision method with discriminator detection to improve the error rate performance, the deducing and analyzing for this method are present in this article. the theoretical error rate and the monte carlo simulation result are showed in figure to compare the system error rate performance affected by different premodulation filter

    在系統誤碼模擬中引入了一種有助於改善誤碼性能的鑒頻加多電平判決的解調方法，文中對此方法也進行了詳細的推導和分析，並給出根據此方法計算出的誤碼理論值，結合系統誤碼性能的蒙特卡羅模擬值，對比分析各種預調濾波器對系統誤碼性能的影響。
  3. The communication system ' s performance is briefly analyzed by channel capacity, which is a function of bit error rate ( ber ). the decision rule is based on the most likelihood method. for reproducing the original binary signals more correctly, time scale transformation method and the approach of ensemble average probability of error bits are introduced

    通過理論分析和模擬實驗，本文研究了這個非線性數字通信系統性能，給出了誤碼率和通道容量公式，提出了系統參數調節方法，採用最大似然法設計了適合這個系統輸出的判決規則。
  4. Based on the analysis of types and sources of risks that confront commercial banks, the paper first determines the methodology for its research, i. e. mathematical statistics for quantity factors and the fuzzy discriminating analysis for the quality factors. combining the evaluation approaches of the banks in germany and china, the paper gets 13 common indices, and with mathematical statistical method, chooses 4 factors that will influence customer credits : equity capital / total asset, velocity of stock in trade, velocity of total assets and payoff rate of total sale. the four factors with liquidity factor reflect the customer ' s financial characteristics, such as capital structure, operation, earnings and liquidity

    在理論分析的基礎上，結合德國和中國有關銀行的客戶資信評價方法，在得到影響客戶信用13個常用指標的基礎上，利用數理統計分析方法（ t檢驗、多元判別分析和逐步判別分析等）得出影響客戶信用的四個因素：自有資本率、存貨周轉率、總資產周轉率和銷售盈利率，他們反映了企業資本結構、經營狀況和盈利水平，加入企業的流動性以後，它們決定了客戶的財務特徵。
  5. Firstly, on the base of analyzing psk ' s theory and audio - card ' s constitute and data transfers, bdpsk and qdpsk soft - modulation and soft - demodulation systems based on audio - card are studied and implemented, including generating digital carrier sequence, synchronizing carrier, designing filter, sampling and judging, etc. the system adopts coherent demodulation method, synchronizing carrier adopts costas loop

    本文首先分析了調相信號調制解調的基本理論和多媒體計算機（ mpc ）聲卡組成原理及數據傳輸等方面的內容，然後研究並實現了基於計算機聲卡的bdpsk和qdpsk信號軟體調制解調系統，內容包括數字載波序列的產生、載波同步、濾波器設計，信號的抽樣判決等。
  6. This paper is based on the working theory of anti - lock braking system, the properties of fuzzy control, the modelling for vehicle system and vhicle tyre. by using of wheel speed sensor, the gather of wheel speed is practiced by filter, amplier, modifying of wheel speed. based on the wheel slip ratio of abs. given vehicle speed and wheel speed, the wheel slip ratio is computed. the error and error change ratio of slip ratio is obtained by given refering slip ratio. which is the input of fuzzy control which comprises of input fuzzy

    本文根據防抱死制動系統的工作原理，模糊控制的性能特點，車輛系統模型及車輪輪胎模型，利用輪速傳感器，對輪速進行濾波、放大、整形等實現了車輪速度的採集。採用基於車輪滑移率的防抱控制理論，根據車速、輪速來計算車輪滑移率。由參考滑移率計算出滑移率的誤差、誤差變化率並作為控制器的輸入變量完成了模糊控制的模糊化、模糊推理、模糊判決。
  7. The innovative ideas in this paper are that robust h control theory based on conventional ip controller is applied to the high - precision feed of a single axis, and the controlled plant is composed of ip velocity loop and two - order model of linear motor. a constraint condition on y in the problem of h2 / h is deduced from the frequency criterion of riccati equation, which makes the repeated computation on r simple. considering the two - loops control problem, the h state feedback controller based on ip controller as the inner controller is applied to satisfy the velocity performance of the system, and a pi controller, the external controller, is used to satisfy the position performance

    本文的創新之處在於將傳統的ip速度控制器和直線電動機的二階模型作為一個廣義的被控對象，利用魯棒h _控制理論設計了一個h _狀態反饋控制器，以此解決高精度進給的控制問題，並在此基礎上研究了h _ 2 h _混合控制問題，結合h _代數riccati方程正定鎮定解存在的頻率判據，推出了一個控制器存在的約束條件，使以往須反復試探的，有了更進一步的約束范圍，簡化了計算。
  8. Firstly, a new joint filterbank precoders and decision feedback equalizers structure is proposed, and the corresponding optimization result based on the maximal mutual information criterion is derived. secondly, the concept of dt canonical model is proposed, which is very suitable for the task of blind signal processing based on the second - order statistical of the observations. thirdly, the methods of blind equalization and identification of the tv dispersive channels are researched systematically based on the proposed dt canonical model, and a subspace blind identification algorithm of the time - invariant channel matrix is developed

    本文創新性的成果在於：提出了預編碼-判決反饋聯合均衡系統結構，並從理論推導得出了對應的最大互信息量最優化設計結果；首次提出了時變色散通道的離散正則模型概念，該模型適宜於利用觀察數據的二階統計量進行盲信號處理；基於離散正則模型對時變色散通道進行了系統的盲均衡和盲辨識方法研究，提出了對時不變通道矩陣的子空間盲辨識演算法；針對誤差傳播效應問題，提出了可以消除誤差傳播效應的兩級盲辨識演算法；提出了基於離散正則模型的直接盲均衡演算法；提出了基於特徵恢復思想的神經網路直接自適應盲均衡演算法。
  9. The method is based on the theory of statistic random signal and adopts the serial manner. the acquisition judge is performed by automatic threshold control

    該演算法基於統計隨機信號檢測的基本理論，採用串列捕獲的方式，並且利用自適應門限值作為判決門限，完成捕獲。
  10. Due to the rapid development of computer and internet / intranet technology, this article combines the technology of dss and internet, exerts the system engineering theory and software engineering theory to design the system. by adopting the method of combination of qualitative analysis and fixing quantify study, the dissertation build models for analyzing the key factor, judging the seedtime of agricultural mechanization and classifying area according to the level of agricultural mechanization, discuss the imbalance of development seedtime and area of agricultural mechanization

    在當前計算機技術和internet intranet技術迅速發展的趨勢下，本文將決策支持系統技術與網路技術相結合，運用系統工程、軟體工程等理論對系統進行了設計，採用定性分析與定量研究相結合的方法，建立了灰色關聯分析模型、農機化發展階段模糊綜合評判模型和水平區域分類模型，討論了農業機械化發展過程中呈現的發展階段和區域不平衡性。
  11. Based on fuzzy logic, an effective algorithm of edge connection is proposed. simulation result shows our approach can highly improve the connectivity of the extracted image boundaries without distortion. this work lays foundations of target detection, tracking, and recognition for photoelectric tracker and imaging radar

    通過理論分析及模擬結果證明，本文提出的梯度參數自學習統計的方法和基於模糊判決的邊緣連接方法能夠有效地提取邊緣點進行邊緣連接，能夠在保持原有圖像不失真的情況下，較大地提高圖像邊界的連通性，為光電跟蹤器和成像雷達的目標檢測、跟蹤和識別等提供良好的基礎。
  12. In this paper, a new way of real - time damage detection method was proposed according to the high speed working situation of the composite flywheels for energy storage, and a suit of equipment was developed to test the composite samples with piezoelectric disc built - in, the response waves before and after the damage occurred were recorded to the computer. on the base of traditional spectrum analysis of signal recorded, the wavelet analysis was introduced and the program in matlab language was made. with the wavelet packet decomposition of the signal, the relations between the change of response signals and damage characters were gotten, a database for damage recognition was created

    本文結合儲能復合材料飛輪高速旋轉的工作特點，提出了一種在線檢測飛輪轉子損傷的方法，自主設計一套實驗裝置對模擬各種損傷的的試樣進行了測試，試樣損傷前後的響應信號被採集后存入計算機中；在對採集信號進行傳統的頻譜分析的基礎上，引入了先進的小波分析理論，利用matlab語言編寫程序，對信號進行小波分解，得到了信號變化和損傷特徵之間的關系，建立了一個識別飛輪損傷的數據庫；小波包分解得到信號對比圖和特徵向量，可以有效判定材料內部有無損傷和損傷的程度，結合頻譜分析等，可一定程度上判定損傷的類型，為儲能飛輪的安全運轉和智能化運作提供了決策依據。
  13. At the meantime, the rock mass may alternate between loading and unloading and it exists in certain kind of liquid, such as surface water, unconfined water, confined water etc for its intrinsic crannies. the practical rock mass concerned project must solve the key stability pr oblem after the understanding of the complicated mechanical characteristic and the deformation trends to guide the following project design and construction for the demand of security, economy, feasibility and validity. however, the intrinsic nonlinearness and complexity of the engineering rock mass become the main difficulty to predict the stability and deformation, the corresponding structure design must ensure enough safety with all the determinate or random force combination, so a model without the geometry distortion and constitutive equation warp is necessary to be built for the quantificational analysis of practical structure ' s stress, for the simulation of the real process and for the determinate evaluation system and optimization

    由於實際工程巖體其固有的非線性和復雜性，使得求解對應的諸如其穩定性、變形等問題面臨較大的困難，而有關的工程結構的設計必須保證該結構在外來因素的作用下具有足夠的安全度、經濟性和合理性，這必然要求對巖體及其工程結構的受力與變形有一套量化評判體系和優化技術，抓住實際工程問題的本質特徵並建立可行的符合幾何模擬、本構模擬、受力模擬、過程模擬四原則的求解模型，通過該模型的數值模擬成果來指導巖體工程的設計、施工及運營、管理；而巖體結構面的存在使得基於傳統連續介質力學理論的理論分析和數值模擬面臨巨大的挑戰，物理模擬的試驗周期和成本也大大增加，而巖土體工程問題則成為典型的數據有限、了解程度有限類問題，這類問題的解決需要綜合應用理論分析、經驗判斷、物理模擬和數值模擬等方法，數值模擬可以完成目前許多技術手段無法完成的實驗，如參數控制，復雜條件下的邊界條件的處理，同時數值模擬具有高可重復性，且數值模擬的成本和人力開銷等遠低於物理模擬，因此研究巖土體工程問題的流形元數值模擬方法是一項具有理論和實際工程應用價值的重要課題。
  14. Fifthly, the paper utilize the fuzzy mathematics principle to analyse model setting up, model discerning, fuzzy decision - making process of fuzzy mathematics, the conclusion is drawn that we appraised mould cost with fuzzy similar comparative method, with fuzzy mathematics the expert ' s behavior is simulated as well as the useful information is drawn lastly, the fuzzy similar appraisal mathematics model on basic of man - hour method is set up, the characteristic factors to describe automobile covering of mould and coefficient of influence factor to synthetically judge similar work are confirmed which raises the precision of price by mathematics foundation, work characteristic sureness, influence factor sureness, management of sample data, etc. of weight of factor of model, the paper set up more intact theoretical system of mould price estimate with fuzzy similar comparative method

    建立了基於工時法的模糊相似評價數學模型，確定了描述汽車覆蓋件模具的特徵因素；並確定了綜合評判工件相似性所用各影響因素的權重集合，提高了模具價格估計的精度。通過對數學模型的建立、工件特徵因素的確定、影響因素權重的確定、樣本數據的管理等的研究，本文較完整的建立了利用模糊相似比較方法估算模具價格的理論體系。在分析模具報價流程和決策過程的基礎上，開發了汽車覆蓋件模具計算機輔助報價系統，該系統安全、方便、準確。
  15. In chapter 3, the group decision - making is applied in the safety evaluation, and the credit degree is put forward to considering the experts " appraisal level. the principle of set - valued statistics and the fuzzy gravity center based decision theory are put into a new method, and are applied in the uncertain type of ahp. hence, the weights of evaluation indices that reflect the experts " level are gained. this measure, which reflects the objective of the evaluation process and the subjective of the experts, can concentrate various opinions and lower the deviation of the evaluation process. a new method of calculating weights and variable weight is presented in the safety evaluation, and it is discussed that how the method of variable weight is applied in several evaluation methods

    在原有的集值統計原理的基礎上，引入對專家評判水平的評判? ?專家的權重，形成加權的集值統計原理，並與重心決策理論相結合，計算出考慮了專家水平差異的橋梁安全性評價指標的權重。這樣處理反映了評價的客觀性和參評人員的主觀性，能很方便地集中多種不同意見，減少了評價過程中的隨機誤差。在橋梁安全性評價中，為了反映橋梁狀態發展的不均衡性，使評價過程更趨于合理，評價結果更可靠，將變權原理應用於橋梁安全性評價，探討變權原理在多種評價方法中的運用。
  16. Multisensor distributed data fusion has many practical applications, and it is a focus in technological fields. this paper deals with multisensor distributed statistic decision and multisensor distributed estimation fusion. we get some results : in multisensor distributed statistic decision, we consider multisensor distributed neyman - pearson decision with correlated observation data and suggest an efficient algorithm to search for optimum local compression rules for any fixed fusion rule

    本文在多傳感器分散式統計判決和多傳感器分散式估計融合方面進行了較為深入的研究，主要取得的成果為：在多傳感器分散式統計判決理論方面，對在相關觀測下，固定融合律的多傳感器分散式二元neyman - pearson判決，給出了最優分站壓縮律的不動點類的必要條件和相應的離散迭代演算法，並討論了演算法的收斂性。
  17. In order to ensure the lowest cost, using the methods of the plant management and operational research theory realize the maintenance according to the classification of the plant. because of the data which associated with the classification, optimized maintenance cycle, maintenance decision is very much, we must setup the plant maintenance decision support system which includes knowledge database, database, model database, and reasoning mechanism based on the using of the modern information analysis and collection of the experience and knowledge of the experts

    由於設備分類、最佳維修周期求解或預測、決策分析處理，都將涉及大量復雜的信息，要想從中獲取對實施維修有指導意義的結論，仍採用老式的經驗判斷是不夠的，必須利用現代的信息分析、處理及推理方法，廣泛收集該領域專家的經驗、知識，建立相應的知識庫、數據庫、模型庫、推理機等，藉助計算機完成設備的綜合維修決策，實現對這一系統具有真正價值的維修指導。
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