probability system 中文意思是什麼

probability system 解釋
概率系統
  • probability : n 1 或有;或然性。2 【哲學】蓋然性〈在 certainly 和 doubt 或 posibility 之間〉。3 【數學】幾率,...
  • system : n 1 體系,系統;分類法;組織;設備,裝置。2 方式;方法;作業方法。3 制度;主義。4 次序,規律。5 ...
  1. In the fire control system, cannon shooting efficiency and injure probability are raised by block hit system of multiple hit target

    作者建立的攔阻射擊體制下的多重命中體制提高了火炮系統的射擊效能和毀傷概率。
  2. Along with the extensive use of power cable lines in power distribution system, the probability of fundamental frequency resonance has greatly increased

    隨著配電網中電纜線路的大量使用,出現基波電流諧振的可能性大大增加,威脅系統的正常運行。
  3. Then, the paper present a protocol misusage ids in application layer based on markov chain, and obtain the following results after test : the system can have good effection on detecting the probe packet, dos attack and novelty attack. the system can overcome part of disadvantages in traditional intrusion detection system, and adapt requirements with different network. the experiment shows that the system can improve the detection accuracy rate, reduce the false negatives probability

    通過對檢測系統的測試分析,系統對掃描探測報文、 dos攻擊報文和新的攻擊報文等有較好的檢測率。基於馬爾可夫鏈建立的網路異常檢測系統可以克服傳統入侵檢測系統的部分缺陷,能夠適應不同網路環境的要求,同時也有效提高了系統的檢測能力和檢測效率,降低了誤報率。
  4. Two different kinds of approximate theories for analyzing colored noise are employed in the nonlinear system. then effects of the colored nature of the noise on the statistical properties of the laser system, the stochastic resonance of bistable system, and the steady - state probability current of quasi - periodic system are investigated

    本文主要通過兩種不同的色噪聲近似理論,分析了非線性系統噪聲的有色性對激光系統的統計性質、準周期性系統的定態幾率流和雙穩系統中的隨機共振現象的影響。
  5. In term of the probability of communication system and perturbance theory, the model of the effect of srs to error bit ratio in communication system is established. through the way numerical of simulation, limitations to srs to error bit ration of communication system and input optical power, the number of channel etc are discussed. the obtained conclusion has definitely reference value to the design of practical communication

    根據數字通信系統幾率的特性和微擾理論,建立了受激喇曼散射對通信系統誤碼率影響的理論模型,並通過數值模擬討論了受激喇曼散射對系統誤碼率、最大輸入功率和通道數等的限制,獲得了一些對實際光通信系統設計有參考價值的結論。
  6. As 4ws system is a typical system with stochastic perturbations, which are from the road surface unevenness and side wind and ca n ' t be described by deterministic function, the probability and statistics theory must be used in such research

    由於汽車四輪轉向系統是典型的一個存在隨機擾動的系統,振源主要就是路面的不平度和地面的側風,這類擾動不能用確定性的時間或空間函數去描述,只能用概率統計的方法去研究。
  7. The main process of regional ecological risk assessment includes 5 stages : regional analysis, risk receptor selection, risk sources analysis, exposure and hazard analysis, and integrated risk assessment. arming at flood, drought, storm tide, petroleum pollution accident and flow breaking in the lower huanghe river, the probability and distribution of each kind of risk sources are evaluated. the authors bring forward indexes and formulas to measure hazarded degree and risk value of ecosystem. by using remote sensing data, historic record, survey data and by means of geographical information system, regional ecological risk assessment is finished. on the basis of assessment result, the environmental risk management countermeasure of the huanghe river delta is advanced

    以黃河三角洲為例進行了區域生態風險評價理論和方法的探討。針對黃河三角洲主要生態風險源洪澇乾旱風暴潮災害油田污染事故以及黃河斷流的概率進行了分級評價並提出度量生態損失與生態風險的指標和公式,分析了風險源的危害作用運用遙感資料歷史記錄調查數據和地理信息系統gis技術,完成了區域生態風險綜合評價在此基礎上提出黃河三角洲的區域生態風險管理對策。
  8. This paper proposes a handoff algorithm using dual - window measurements in cellular mobile communication system. the proposed algorithm can provide a suitable balance of probability and delay of handoff. an analysis model of this algorithm is given in this paper. the proposed algorithm is especially fitted to the situation which mobile station needs to measure the signal strength from many base stations

    本文提出了一種新的蜂窩移動通信系統越區切換測量演算法,該演算法採用了兩個長度不同的測量窗口,有利於在切換時延和切換平均次數這對矛盾之間取得更為有效的平衡,特別適用於需要對多個基站進行切換測量的情況.同時本文給出了基於矩形窗口的雙窗口切換測量演算法數學分析模型,及數值分析結果
  9. The synchronization of frequency hopping method referenced the jtrs radio system of usa military, and designed a synchronization method used in our radio include creating the frequency hopping map and the base band frame architecture in frequency hopping mode. the paper also analyzed the synchronization capability on theory. it has been proved correct on theory by showing the false probability, capture probability and the synchronization time

    對跳頻圖案的產生和跳頻的幀結構,本文不僅從理論上分析了同步性能,給出了虛警概率和檢測概率,估算了同步的捕獲時間,證明均能滿足系統指標要求,而且通過與合作單位進行的整機聯調和實測證實了該方案的可行性。
  10. Compared with the regular rule - based expert system, the bayesian network based es can reason on the incomplete input information using the prior probability distribution ; the topological structure of the network being used to express the qualitative knowledge and the probability distributions of the nodes in the network being used to express the uncertainty of the knowledge, which made the knowledge representation more intuitively and more clearly ; applying the principle of the bayesian chaining rule, bidirectional inference which allow infer from the cause to the effect and from the effect to the cause can be achieved

    與一般基於規則的專家系統相比,貝葉斯網專家系統利用先驗概率分佈,可以使推理在輸入數據不完備的基礎上進行;以網路的拓撲結構表達定性知識,以網路節點的概率分佈表達知識的不確定性,從而使不確定性知識的表達直觀、明確;利用貝葉斯法則的基本原理,可以實現由因到果及由果到因的雙向推理。
  11. A qos - support protocol, m - dcf, and its schedule model are proposed. by providing different contention window for different classes, the higher class frames the higher access probability. the simulation proves that m - dcf has better performance than dcf protocol on system throughput, discard ratio, frame discard ratio of higher classes, average access delay of different classes

    提出了為不同等級幀提供不同競爭窗口的改進型dcf : m - dcf協議,並給出了m - dcf的調度模型,通過採用不同的競爭窗口,為不同n西安電子科技大學博士學位論文:無線局域網和ip服務質量關鍵技術的研究的應用提供了不同的接入概率,保證了qos ;模擬結果證明了m一dcf在系統吞吐率、丟包率、高等級業務丟包率、不同等級業務的平均接入時延等方面都優于dcf協議。
  12. The conventional weapon system evaluation methods are based on the probability and statistic theory, and are usually assumed independent among criteria or evaluating entity

    摘要傳統的武器系統評估方法是基於概率和統計理論的,並假設各指標之間相互獨立。
  13. Dynamic assignment problem in a large cellular system can be formulated as an dynamic programming problem, by using java programming to simulate the rl arithmetic and fixed channel assignment, and comparing the blocking probability of them with the conditions of changing the cell configurations and parameters

    把一個龐大蜂窩系統中的動態通道分配問題公式化為動態編程問題,採用java程序設計對動態通道分配的rl演算法與固定通道分配演算法進行模擬,在改變小區配置和不同參數設置的情況下比較了兩種通道分配方案的新建通話阻塞率。
  14. 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。
  15. The signal processor is the centre of radar, and cfar processing technique is one of the most important methods to control false alarm probability in radar auto - detecting system

    雷達信號處理機是雷達系統的核心部分,而恆虛警處理是雷達自動檢測系統中控制恆虛警的重要手段,它在雷達自動檢測過程中起著極其重要的作用。
  16. The main contribution of this paper is that it offers the software to analyze the detection performance and the combat efficiency of radar system taking advantage of visual c + + 6. 0. the software has very well graphics visualize output interfaces. the software can be used to expediently compare the detection performance of radar in existence, calculate and compare the max range and the detection precision of different radar under varying complex environment, calculate the radar detection probability and the radar false alarm probability. some new analyzing module can be added in this software easily

    論文的主要貢獻是利用visualc + +設計了「機載火控雷達性能分析與效能評估軟體」 ,該軟體具有良好的人機交互性和圖形化形象化的輸出界面,可以方便的分析對比現有國內外機載雷達系統的檢測性能,對比不同雷達系統在各種復雜環境下的最大發現距離,計算不同雷達系統在各種復雜環境下的測量精度,以及計算雷達的檢測概率和虛警概率等參數,並且可以方便地添加新的分析模塊,進一步增加軟體的功能。
  17. The modern robust design detailed the robust design based on engineering model, which explained the specific design process, the whole process from founding system model to solving it. it obtained the optimum combination of parameters and the maximum manufacturing errors, using fuzzy comprehensive judgment to dispose the problem of many targets, handling the design results by fuzzy probability to increase the reliability of the design. in the end, there supplied an example, the optimization design of a long distance hydraulic cylinder to interpret the specific design process, achieving its optimum combination and the maximum manufacturing errors, and verifying the practicability of the design results by the method of fuzzy probability analysis

    在第二部分的基於試驗設計的穩健設計中,先對傳統的穩健設計,即三次設計(功能設計、參數設計及容差設計)的設計過程及原理進行了分析,指出了傳統穩健設計法中的不足,即沒有充分利用數字計算機的強大優勢;對于多因素多指標的設計,試驗周期長、計算復雜等造成設計周期長、成本高、效率低等缺點提出了改進的措施,即將虛擬現實技術應用於傳統的穩健設計中,通過模糊數學的方法(模糊綜合評判)來處理設計中的多指標問題,使設計達到事半功倍的效果。
  18. After analyzing the character of risk, i introduce data mining method into risk management, to solve the contradiction between great capacity of data and lack of information, the methods include mathematics statistics and artificial neural network ( ann ). then, i study on the methods of risk management in risk identification, risk evaluation and risk disposal, what is advanced, fault tree analysis method based on fuzzy probability, stochastic simulation method and the topsis method based on interval number all consider the characteristic of risk. finally, i discussed the application of information system ( mis ) in project risk management, and developed a risk management information system

    論文在深入分析了風險特徵之後,將數據挖掘技術引入風險管理,用以解決海量數據與貧乏信息之間的矛盾,所採用的技術有數理統計和人工神經網路( ann )兩種方法;接著,論文對風險識別、風險評價、風險處理中的風險管理方法進行了研究,所提出的基於模糊概率的故障樹技術、隨機模擬技術和基於區間數的topsis方法都體現了風險管理的特點;最後,論文對信息系統( mis )在工程項目風險管理中的應用進行了探討,開發出一個風險管理信息系統。
  19. A supplementary variable technique is used to obtain the steady - state function and the steady - state probability generation function of the number of customers in the system

    採用補充變量法,首先建立了系統穩態下的狀態轉移方程,通過求解得到了穩態下系統隊長的概率母函數,進而計算出穩態下系統的平均隊長。
  20. The forth chapter analyzes the system development ' s probability, system ' s requirement, system definition and gets the logic model of the system using structure analysis method

    本章從可行性、需求、系統定義幾個角度對系統進行了全面的分析,使用了結構化的分析方法( sa )得出了本系統的邏輯模型。
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