probability average 中文意思是什麼

probability average 解釋
概率平均
  • 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,...
  • average : n 1 平均,平均數。2 一般水平,平均標準。3 【商業】海損;海損費用;(給領航的)報酬。adj 1 平均的...
  1. The formulas to be used to calculate the average killed number of targets for one aircraft and the probability that a group aircraft is killed during combat sortie are deduced

    在效能指標中反映出與對地攻擊靶場效能、對國土防空系統突防效能以及對要地防空系統突防效能的關系。
  2. ( 5 ) parameterization of infrared satellite cloud imagery and its application in rainfall predication obvious correlation exist between the probability of rain and parameterization estimate such as average brightness temperature ( tb ), brightness temperature variance ( f ), equivalent cloudage ( cn ), brightness temperature area index ( al - the first a5 - the fifth grade, a6 - the sixth grade )

    ( 5 )衛星雲圖參數化及在降雨預測中的應用紅外衛星雲圖參數化估計值,與局地降雨過程的發生、發展具有較為密切的關系。相關較密切的參數有平均亮溫、亮溫方差、等效雲量、亮溫面積指數( 1級、 5級、 6級) 。
  3. 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。
  4. The new ways that solve multiple objectives decision making under risk into probability permanent type : decision making diagram method, matrix analysis method, multiple objectives markov method, the shortest distance method, successive type variation multiple objectives decision making under risk method and fuzzy analysis decision making method. 3. the new modes that solve multiple objectives decision making under risk into probability interval type and uncharted type : weighted method and sorting method 4 the new repent average value criterion that handle multiple objectives decision making under risk into probability uncharted type and generalizing the criterions that have been used into one objective decision making under probability into uncharted type to multiple objectives decision making under probability into uncharted type. 5. giving the error analyses method and decision result regulating method that been used into multiple objectives decision making under risk

    2 、探討了『決策圖法』 、 『矩陣法』 、 『多目標馬爾科夫法』 、 『最小距離法』 、 『連續型變量的多目標風險型決策法』和『模糊分析決策法』等解決概率固定型的多目標風險型決策的新方法。 3 、探討了『加權法』 、 『排序法』兩種解決概率區間型和未知型的多目標風險型決策的方法; 4 、在概率未知型的多目標風險型決策中改進了『後悔值準則』 ,提出了『後悔均值準則』 ;並將單目標概率未知型風險型決策的準則推廣運用到多目標概率未知型的風險型決策中去; 5 、探討了多目標風險型決策方法誤差分析及決策結果值調整的方法。
  5. 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。
  6. The result shows : the weight of mauremys mutica feeding on the formulated food increases fastest, its everyday average weight and its protein probability are the highest, and its fish forage consumed / gained weight is the lowest

    投喂福壽螺肉的黃喉擬水龜,其餌料成本最低,其後依次是:中華鱉配合飼料蚯蚓河蚌肉鰱魚肉。
  7. Along with variability of vertical coefficient of consolidation rising, the sensitivity of probability characteristics of average percent consolidation of double - layered soil to the variability of vertical coefficient is falling, and the sensitivity of it to the variability of vertical coefficient is rising

    雙層地基平均固結度的概率特性對豎向固結系數變異性的敏感性隨著其變異系數的增大由強變弱;隨著豎向固結系數的變異系數的增大,平均固結度的概率特性對豎向固結系數分佈概型的敏感性由弱變強。
  8. This paper presents a theoretic analysis of the temporal characteristics of output buffer in switch, gives the probability distribution function of delay and average queuing time, and compares the end - to - end delay between traditional and switched ethernet. vlan is one of important technologies that switch has to implement. switch has to rapidly and efficiently find and maintain an un - looped topology

    在建立交換機的延遲模型基礎上,推導出輸出緩沖延遲分佈、隊列大小等特性;接著比較傳統總線型以太網和交換式以太網的端到端延遲,為交換機以及交換式以太網的設計和分析提供可靠的理論基礎。
  9. The main conclusions are following : ( 1 ) compared with the conventional mlc, the method of iterative prior probability based on the vector map can dispel the prior probability ’ s influence and the overall accuracy and kappa index can be improved ; ( 2 ) to the types with greater area than average area of all types, the producer ’ s accuracy will be improved while user ’ s accuracy be lessened, but to the ones with smaller area, the situation is just the opposite

    本研究的主要結論是: ( 1 )與傳統的最大似然法分類相比,利用地理數據矢量化得到的先驗概率進行迭代,可進一步消除先驗概率對最大似然分類法分類結果的影響,使分類總精度和kappa指數有進一步提高; ( 2 )分佈面積大於平均值的類別,生產者精度一般會變高,使用者精度會變低;分佈面積小於平均值的類別,生產者精度一般會變低,使用者精度會變高。
  10. It is proved that as the number of insured tends to infinity the average prospective loss random variable of this portfolio tends in probability to a certain random variable of which the approximate distribution function is derived

    證明了當保單數趨于無窮多時,平均損失變量按概率收斂于某一個隨機變量,推導得到了該隨機變量的近似分佈函數。
  11. The formulas for computing mean and deviation of the average consolidation degree of double - layered soil are derived as vertical coefficient of consolidation submitting to gamma distribution. with these formulas, the influence of geotechnical auto - correlation distance to the probability characteristics of consolidation degree is studied. it shows that along with the rising of auto - correlation distance, the sensitivity of probability characteristics of consolidation degree to auto - correlation distance is falling

    當豎向固結系數為gamma分佈時,推導了雙層地基平均固結度均值和方差的計算公式:利用該公式分析了土性自相關距離對平均固結度概率特性的影響,結果顯示,自相關距離越大,平均固結度的概率特性值對自相關距離越不敏感。
  12. Abstract : by using probability statistical method, the probabilities of earthquakes occurrence for various magnitudes in east china from 1999 to 2005 are given. the results indicate that this region is still in seismologically active period. the probability of occurrence of m 5. 0 is increasing, its average value will be 0. 50 by 2000, but probability of m 6. 0 in recent 1 2 years is small, be only 0. 15

    文摘:利用概率統計方法,對華東地區1999 2005年發生不同震級的地震概率進行預測,結果表明,該地區仍處于地震活躍時段,發生5級地震的概率不斷增加,到2000年發生5級以上地震的平均概率為0 . 5左右,但近1 2年內發生6級以上地震的可能性不大,發震概率僅為0 . 15 。
  13. The random mathematical model is described using equivalent markov equations. the time and state parameters are discrete. based on the model, the flow rate distributions along radial and average at any height can be calculated directly, moreover, the probability transition matrix of the flow can be determined via the statistic character of the random cumulate particles, and be corrected by s. cd the random theoretical model shown in fig. l, the section of the bed of tbr is divided into a series of concentric circles

    一、在常溫和常壓下進行滴流床反應器流率分佈的研究,以狀態離散、時間離散的齊次markov過程描述了滴流床在滴流區的流率分佈,建立了滴流床在滴流區流率分佈的隨機模型,根據此模型可以: 1 、可直接確定任一高度下的液體徑向流率分佈及平衡流率分佈; 2 、液體流動的概率轉移矩陣可由隨機堆積顆粒的統計特性確定,以參數s修正。
  14. If an electron with k state is initially in one miniband, elastic scattering will make the difference of the probability band occupation tend to zero. if electrons initially are located at a single wannier state, elastic scattering will make the difference of the probability band occupation tend to a constant which does not equal zero. the stable distribution in k space is just the same as the average distribution when no scattering

    發現彈性散射會破壞電子間的關聯,使得初始處在某一微帶上的態電子在兩微帶上的佔有幾率趨於一致;初始電子處在實空間的單個瓦尼爾態上時,最後在彈性散射的影響下兩帶佔有幾率差不為零,並且在上的穩定分佈和沒有散射時的平均分佈相同。
  15. The new algorithm integrates the benefit of the average likelihood ratio algorithm with higher correct classification probability and that of the standard general likelihood ratio algorithm with low computation complexity, meanwhile, overcomes the invalidation problem of standard general likelihood ratio algorithm, when there are including relations between constellation sets of communication signals to be recognized

    新方法結合了平均似然比分類性能好和標準的廣義似然比分類計算量小的優點。同時解決了信號碼元集合存在包含關系時,標準的廣義似然比分類演算法的失效問題。
  16. Finally, we propose a main road model in city traffic according to the improved ns model with open boundary conditions, and study some characters about this model with different parameters. our purpose is to find out the actor which influent the main road ' s average speed and current, and also the law of city traffic. then we can give some advise for managing and controlling the main road trffic. organization and self - organization cooperation in this model is discussed. the effect of roads ' length, the number of intercections and their positions is self - organization, and the effect of the deceleration probability, the injection ( extinction ) rate, the cycle times of traffic lights is organization. we analyse the effect of the parameters above separately

    最後,在開放邊界條件下改進ns模型的基礎上,建立二維城市主幹道模型,研究不同參數條件下模型的性質,找出影響主幹道流量、速度的因素及城市交通流變化的規律,給出適當的參數匹配,為主幹道管理和控制提供依據。主幹道模型由一條東西向的主幹道和若干條南北向的支道組成,在支道和主幹道的交叉路口上設置紅綠燈,交叉口上的車輛可以轉向行駛。
  17. Because of decrement in pesticide use, from 1999 - 2001, the poisoning probability caused by pesticides use for farmers who plant bt cottonseeds is respectively 17 %, 22 % and 4 % lower than those who plant non - bt cottonseeds, with an average number of 11 % in this three years. meanwhile, bt cotton planting farmers in yellow river watershed and changjiang river shed saved 48. 4 yuan and 107. 8 yuan per time in pesticide and wage losing cost, with the average of 68 in sample areas

    中岡農業和學院博卜學泣論文中英義摘芙山于農戶大幅度減少了衣藥投入, 1999 2001年調查的種植bt抗蟲棉的農戶發生農藥中毒的概率分別要比種植非bt棉的農戶低17見2肌和4 「三年總平均要低11以同時按照樣本所在棉區計算的bt棉種植農戶相應節約的農藥和誤工費用分別為黃河流域棉區48
  18. The performance merit of the proposed block code is confirmed by simulation results and compared with other space - time block codes in terms of average bit error probability

    對新得到的分組碼的性能進行了模擬,並與其他空時分組碼就平均誤比特率做了比較,證實了其性能的優越性。
  19. It is found ecn could n ' t solve the problem that the sender responds to congestion slowly, and the average queue length of router is sensitive to the static parameters of ecn. in chapter four we propose an algorithm called fecn, which provides congestion control and indication messages in router, so that the sender could response to congestion in good time. this algorithm can also adjust the max drop probability according to the active conne

    Ik的特性,而且平均隊列長度和網路吞吐量對ecn的靜態參數較為敏感,因此本文在第4章中提出了一種fecn演算法,該演算法在路山器處提供擁塞控制和指示機制,使源端能夠快速響應路由器發回的擁塞指示消息,調整發送速率,避兔擁塞的發生,該演算法還可以通過估計鏈路中的活動連接數動態調整最大丟棄概率。
  20. In order to adapt the maintenance activities well, this paper makes some ameliorations, as follows : ( 1 ) it is considered not so pertinent in this paper to take road user cost into account of total cost, and an advice of using pavement serviceability performance for benefit is given. ( 2 ) when evaluating the average of the road network serviceability, this paper put forward to using weighed geometric mean to calculate pqi. ( 3 ) bringing in a new idea of checking the reasonability of classifying pavement state and typical measure by transfer probability

    為盡可能使其反映實際的養護規律,本文在前人研究的基礎上,提出以下改進: ( 1 )在建立費用模型時,認為在我國現階段,考慮用戶費用有不妥之處,提出以路面使用性能作為用戶費用的映象,以路面使用性能作為效益的評價指標; ( 2 )在評價路網平均服務水平時,提出用加權幾何平均值來計算路面使用性能綜合評價指標pqi ; ( 3 )提出了利用轉移概率檢查狀態的劃分和典型措施的合理性的新思想; ( 4 )在求解markov決策模型時,通常使用的方法是線性規劃法,本文闡述了另外兩種求解的方法:策略迭代法和整數規劃法。
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