提問有效性表 的英文怎麼說

中文拼音 [dīwènyǒuxiàoxìngbiǎo]
提問有效性表 英文
question validity table
  • 提 : 提動詞（垂手拿著） carry （in one's hand with the arm down）
  • 問 : Ⅰ動詞1 （請人解答） ask; inquire 2 （詢問; 慰問） question; ask about [after]; inquire about [aft...
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 表 : Ⅰ名詞1 （外面;外表） outside; surface; external 2 （中表親戚） the relationship between the child...
  • 提問 : ask a question; put questions to; quiz
  • 有效性 : availability; effectiveness; validity; significance有效性檢查 validity check
  • 有效 : effective; valid; efficacious
  1. In chapter 3, two novel scheduling algorithms are put forward to supporting qos according to bin packing problem. bhps arriving are sent to different queues according to their outport, in each ourport queue, bhps are classified by their priorities and scheduled as a batch. the simulation results shows that ffd and bfd not only can provide qos effectively, but also can improve the average loss function

    通過該調度演算法，可以實現高優先級突發對低優先級的搶占，提供服務質量支持，並利用openet模擬軟體對這兩種調度演算法進行模擬。模擬結果表明，基於裝箱問題的ffd和bfd調度演算法不僅能提供有效的qos支持，還能改善系統總體的丟失性能。
  2. By the result of these experiments, acoustic emission ( ae ) was chosen to use in the research. at the same time, we analyse the phenomenon of acoustic emission at the base of theory, the characteristic signal of acoustic emission which comes from the faulty bearing at the angle of application, and the expression of the characteristic signal. contrast was also made on the data achieved separately from vibrational signal and ae signal, and it is proved that ae is feasible and available to the diagnosis to the fault of the rolling bearing

    主要工作有如下幾方面：對本段前期實驗室階段採用的振動法幅值域無量綱處理進行了分析，並研製了現場所使用的滾動軸承故障檢測裝置，將無量綱參數診斷法應用於段修現場，且做了大量試驗；對于現場試驗中所出現的問題進行了分析，提出將聲發射的方法用於軸承的在線故障診斷；從理論上分析了聲發射現象，從應用的角度分析故障軸承的聲發射信號的特徵以及聲發射信號特徵的表示方法，並在實驗室中，採用振動法和聲發射法實時檢測的實驗數據進行了對比和分析，證明了使用聲發射法對軸承故障檢測的可行性和有效性。
  3. Network forensics is an important extension to present security infrastructure, and is becoming the research focus of forensic investigators and network security researchers. however many challenges still exist in conducting network forensics : the sheer amount of data generated by the network ; the comprehensibility of evidences extracted from collected data ; the efficiency of evidence analysis methods, etc. against above challenges, by taking the advantage of both the great learning capability and the comprehensibility of the analyzed results of decision tree technology and fuzzy logic, the researcher develops a fuzzy decision tree based network forensics system to aid an investigator in analyzing computer crime in network environments and automatically extract digital evidence. at the end of the paper, the experimental comparison results between our proposed method and other popular methods are presented. experimental results show that the system can classify most kinds of events ( 91. 16 ? correct classification rate on average ), provide analyzed and comprehensible information for a forensic expert and automate or semi - automate the process of forensic analysis

    網路取證是對現有網路安全體系的必要擴展，已日益成為研究的重點.但目前在進行網路取證時仍存在很多挑戰:如網路產生的海量數據;從已收集數據中提取的證據的可理解性;證據分析方法的有效性等.針對上述問題，利用模糊決策樹技術強大的學習能力及其分析結果的易理解性，開發了一種基於模糊決策樹的網路取證分析系統，以協助網路取證人員在網路環境下對計算機犯罪事件進行取證分析.給出了該方法的實驗結果以及與現有方法的對照分析結果.實驗結果表明，該系統可以對大多數網路事件進行識別（平均正確分類率為91 . 16 ? ） ，能為網路取證人員提供可理解的信息，協助取證人員進行快速高效的證據分析
  4. Abstract : an integrated approach is proposed to investigate the fuzzy multi - attribute decision - making ( madm ) problems, where subjective preferences are expressed by a pairwise comparison matrix on the relative weights of attributes and objective information is expressed by a decision matrix. an eigenvector method integrated the subjective fuzzy preference matrix and objective information is proposed. two linear programming models based on subjective and objective information are introduced to assess the relative importance weights of attributes in an madm problem. the simple additive weighting method is utilized to aggregate the decision information, and then all the alternatives are ranked. finally, a numerical example is given to show the feasibility and effectiveness of the method. the result shows that it is easier than other methods of integrating subjective and objective information

    文摘:研究了結合主觀和客觀信息的模糊多屬性決策問題，其中主客觀信息分別由屬性權重的兩兩比較矩陣和決策矩陣組成.提出一種結合主觀和客觀信息的特徵向量決策方法，給出了2種求解基於主客觀特徵向量法的模糊多屬性決策方法.這種方法通過求解2個線性目標規劃模型得到最優屬性權重，然後，通過對決策信息進行簡單的加權集結，得到所有方案的排序結果.最後，通過一個算例說明了該方法的實用性和有效性.結果表明，該方法要比其他主客觀結合多屬性決策方法簡單
  5. An integrated approach is proposed to investigate the fuzzy multi - attribute decision - making ( madm ) problems, where subjective preferences are expressed by a pairwise comparison matrix on the relative weights of attributes and objective information is expressed by a decision matrix. an eigenvector method integrated the subjective fuzzy preference matrix and objective information is proposed. two linear programming models based on subjective and objective information are introduced to assess the relative importance weights of attributes in an madm problem. the simple additive weighting method is utilized to aggregate the decision information, and then all the alternatives are ranked. finally, a numerical example is given to show the feasibility and effectiveness of the method. the result shows that it is easier than other methods of integrating subjective and objective information

    研究了結合主觀和客觀信息的模糊多屬性決策問題，其中主客觀信息分別由屬性權重的兩兩比較矩陣和決策矩陣組成.提出一種結合主觀和客觀信息的特徵向量決策方法，給出了2種求解基於主客觀特徵向量法的模糊多屬性決策方法.這種方法通過求解2個線性目標規劃模型得到最優屬性權重，然後，通過對決策信息進行簡單的加權集結，得到所有方案的排序結果.最後，通過一個算例說明了該方法的實用性和有效性.結果表明，該方法要比其他主客觀結合多屬性決策方法簡單
  6. ( 3 ) by the optimization experiments on several kinds of standard test functions, the calculation of off - line performances and the comparisons to another optimization algorithm, the effectiveness and the superiority of iga are got. ( 4 ) multi - object strategy that consists of the joints " best compliance critic and the location critic is proposed to uniquely determine the inverse kinamatics solution in planar redundant manipulator trajectory planning. next, by the introdu

    3 、通過對兒類標準測試函數的優化實驗、優化離線性能的計算和與其他優化方法尋優效果的對比表明了的有效性和優越性； 4 、針對冗餘度機械手的軌跡規劃問題，提出了融合關節最佳柔順性準則和定位控制準則的多目標策略，從而在理論上保證了運動學逆解的唯一性。
  7. Abstract : the design problem of reduced - order state observer for a class of multi - input multi - output ( mimo ) nonlinear time - varying systems is studied in this paper. a new design method of nonlinear reduced - order state observer is proposed, and the exponential convergence is proved for the proposed state observer. the observer has the characteristics of that the speed of convergence is adjustable. finally, an example is given to show that this approach is effective

    文摘:研究一類多輸入多輸出（ mimo ）非線性時變系統的降維狀態觀測器設計問題.提出一種非線性降維狀態觀測器設計方案，並從理論上證明了狀態觀測誤差的指數收斂性.其中設計的降維狀態觀測器具有收斂速度可調的特性.最後給出了數值算例，模擬結果表明了本文方法的有效性
  8. A concept - based approach is expected to resolve the word sense ambiguities in information retrieval and apply the semantic importance of the concepts, instead of the term frequency, to representing the contents of a document. consequently, a formalized document framework is proposed. the document framework is used to express the meaning of a document with the concepts which are expressed by high semantic importance. the framework consists of two parts : the " domain " information and the " situation background " information of a document. a document - extracting algorithm and a two - stage smoothing method are also proposed. the quantification of the similarity between the query and the document framework depends on the smoothing method. the experiments on the trec6 collection demonstrate the feasibility and effectiveness of the proposed approach in information retrieval tasks. the average recall level precision of the model using the proposed approach is about 10 ? higher than that of traditional ones

    為了獲取詞語在文章中的語義權重，解決詞語的同義、多義模糊問題，提升信息檢索的效率，提出了一種基於概念的檢索模型，模型中設計了一種形式化的文本內容表示框架，框架由2部分構成:文章的"領域"以及"情景與背景"信息，並由概念（形式化語義）加以表示.同時，提出了提取該概念框架的方法，給出了用於框架與檢索要求間匹配的兩階段平滑演算法.實驗表明，在trec6提供的小規模語料集下，採用所提出方法的信息檢索模型與傳統模型相比，平均召回準確率提升了約10 ? ，效果顯著，充分說明了基於本文描述方法構建的、以概念作為處理中介的信息檢索系統的有效性和可行性
  9. In order to solve the problem of conglomeration of the nanoparticle and make the nanoparticle disperse evenly in the coatings. in this way, we could succeed in improving the effect of modification. we originally put forward the in - situ sythesising nanoparticle method to modify coatings. through this method, we made use of the technology of the wet chemical method and added the precursor of nanoparticle during the preparation of coatings

    在此基礎上，為解決納米粉體的團聚問題，使納米粒子在塗料中有效分散與附聚，以實現納米粒子改性的有效性，原創性地提出了原位生成納米粒子改性塗料制備工藝的新思路：利用濕化學方法制備納米材料的技術，在常規塗料制備的過程中加入所需引入納米粒子的先驅物，直接在顏填料微粒的表面原位合成相應的納米粒子。
  10. Firstly, according to our study on the psychology of travelers, we build the passenger - route - select model with the purpose of " least change firstly, shortest distance secondly ", propose the question of bus route aggregation and the n shortest paths algorithm combining dijkstra algorithm and moore - pape " s chain table management technology, which is proved valid

    首先在對乘客出行心理研究基礎上，提出了「以換乘次數最少為第一目標，距離最短為第二目標」的公交乘客出行路徑選擇模型和公交路徑集問題以及結合dijkstra演算法和moore ? pape演算法鏈表管理技術的n條最短路徑演算法，系統的運行結果驗證了該演算法的有效性。
  11. Experiment results show that the algorithm is effective as well as settlement. some measures for improving the locating precision are presented also. a robot vision locating experiment is completed based on dynamic position - based look - and - move visual servo control structure and experiment results show that the robot vision system has high locating precision

    利用此實驗裝置採用手眼立體視覺定位方法實現了目標的三維視覺定位，實驗結果表明了該演算法的有效性，同時對實驗中發現的問題提出了一些解決措施；在此基礎上采川基丁位置的動態「 lookandmove 」視覺控制方法完成了motoman機器人的視覺定位實驗，從實驗結果可以看出整個系統的定位精度比較高，完全適用於一般的機器人視覺定位場合，並給出了進一步減小定位誤差的方法。
  12. Combining the design of portal crane luffing mechanism, this paper set up the math model independently and synthetically of the single boom system with compensating pulley and level - balancing weight. use genetic algorithms to optimize the model, the calculated results show as follows the genetic algorithms is effective and manipulable, the synthetically optimize is best than independently optimize. the optimization program of luffing mechanism was build, and this will be a useful tool in the design of crane

    結合門座起重機變幅機構的設計，建立了導向滑輪補償系統和杠桿? ?活對重臂架自重平衡系統獨立模型和綜合模型的未平衡力矩最小的優化問題，結合遺傳演算法對它進行了優化，結果證實了該演算法的有效性和可行性，表明了綜合優化比獨立優化更能提高優化的準確性。
  13. This research addressed an urban traffic intelligent control system, which adopts a multi - agents coordination in urban traffic control to coordinate the signal of adjacent intersections for eliminating the congestion of traffic network. an agent represents a signal intersection control, and multi - agents realize coordination of multiple intersections to eliminate congestion. based on recursive modeling method and bayesian learning that enables an agent to select his rational action by examining with other agents by modeling their decision making in conjunction with dynamic belief update. based on this method, a simplified multi - agent traffic control system is established and the results demonstrate its effectiveness. it is very important for its

    本文中提出一種城市交通智能控制系統，針對城市交通網路中相鄰交叉口的交通流可能相互沖突，即局部交通流的優化可能引起其他區域交通狀況的惡化的問題，採用多智能體協調控制方法來協調相鄰交叉口處的控制信號消除網路中的交通擁塞.提出以一個智能體的方式實現一個信號燈交叉口控制，對多個信號燈交叉口形成的交通網路採用多智能體協調控制的方式實現網路流量優化來消除擁塞.文中提出由遞歸建模和改進的貝葉斯學習相結合的多智能體系統來使智能體可以確定其他智能體的準確模型並實時更新信息，並基於上述方法在簡單的交通網路模型上建立了多智能體交通控制系統，模擬結果表明了方法的有效性，對實現智能交通系統有重要意義
  14. In recent years information industry based on computer and network gains unprecedented development and proposes a higher requirement for the technology of information storage. it is mainly embodied in the following aspects : memory capacity of mass date, reliability of memory system, adaptability to different types of data storage, high bandwidth and security of data access and providing effective solution to data memory

    近年來以計算機和網路為基礎的信息產業獲得了空前的發展，對信息的存儲技術提出了更高的要求，其主要表現在：海量數據的存儲容量；存儲系統的可靠性；對不同數據存儲類型的適應性；數據訪問的高帶寬和高保密；以及提供有效的數據存儲解決方案。
  15. In the end, problems of multi - robot systems such as robot soccer system are investigated based on the studies of individual robot. a new ball passing strategy for robot soccer is proposed by introducing a new algorithm. questions of role switching among multi - intelligent agent cooperation in robot soccer are described based on enhanced petri - net ( epn ). results of simulation have confirmed the feasibility and efficiency of above petri - net method

    文中提出了一種新的傳球策略，在原有傳球演算法的基礎上引入了傳球角度的概念;同時，考慮到機器人足球賽中隊員間協作頻繁，本文還提出一種相應的角色轉換機制，並利用我們提出的增強式petri網（ epn ）對角色轉換的典型實例進行了建模與模擬，模擬結果表明petri網方法處理該類問題的優越性，還反映出該轉換機制的可行性和有效性。
  16. The mathematical expressions of variable dependence relation can be afforded by regression analysis in mathematical statistics and the availability of the expressions established can be judged by analysis with probability theory

    摘要數理統計中的回歸分析法能提供變量之間相關關系的數學表達式，而且能利用概率知識，對問題進行分析，判明所建立公式的有效性。
  17. In chapter 3, we discuss the problem of doa estimation in the presence of spatially nonstationary noise fields. an estimate of the colored noise covariance matrix is firstly given. the received data for parameter estimation is then prewhitened using the estimated noise covariance, hence, overcoming the highly biased estimates. finally, adaptive beamforming with the modified weight is also performed. computer simulations show that the proposed method can completely remedy beam distortion. 3

    在第三章討論了一種在環境噪聲為白噪聲而陣元噪聲為空間非平穩情況下的doa估計問題，給出了一種有效的估計陣元噪聲功率的方法，進而利用估計的噪聲協方差矩陣進行預處理而實現色噪聲環境下的doa估計，理論分析和模擬結果均表明了本章提出的方法的有效性。
  18. The formulation for the error analysis of acoustic radiation problem calculated by the boundary point method ( bpm ) is put forward ; the physical explanation of the boundary point analysis of the acoustic radiation problem is given ; the influence of the particular solution on the calculation stability of the bpm is studied ; the etthanced volume source boundary point method ( evsbpm ) is presented ; a test for the effectiveness of the evsbpm is carried out on the aspects of its calculation precision, calculation speed, calculation stability, adaptation to the geometric shape of vibrating body as well as its ability to overcome the non - uniqueness problem through various examples with different boundary shapes and different boundary value distributions

    第三章導出了邊界點方法分析振動聲輻射問題的誤差估計理論公式，揭示了邊界點方法分析振動聲輻射問題的物理本質；研究了特解場的局部特性對邊界點方法的數值穩定性的影響；改進了現有的特解場構造方法，提出了改進體積源邊界點方法；通過諸多不同邊界曲面和不同邊界量分佈的聲輻射算例，從計算精度、計算速度、計算穩定性、對振動體表面幾何形狀的適應性以及克服解的非唯一性等方面，對改進體積源邊界點方法的有效性進行了考證。
  19. In the part of upper - layer software, new global path planningalgorithm, which is based on improved dijkstra algorithm and ant system algorithm, is givenin the thesis, and the new algorithm is proved to be valid in simulation, the map representationproblemofspatialandslamproblemformobilerobotare brieflyanalyzed

    在上層軟體部分，提出了以改進的dijkstra演算法和蟻群優化演算法為基礎的新的全局路徑規劃演算法，並模擬驗證了該演算法的有效性，初步分析了移動機器人的環境空間地圖表示問題和slam問題。
  20. At last, we apply dcds model to five applications, distributed attack, network probe, file recovery and load balance, are experimented and investigated. the initial results of our experimenting show that our dcds model and implementations are effective and feasible in practice

    針對分散式黑客攻擊、大規模病毒入侵、網路探測、文件的災難恢復和負載平衡等五種具體的應用實例，分別給出了具體實現過程及其實驗結果，實例應用結果表明，我們提出的解決問題的思路、技術方案及其實現方法是可行性的、有效性的。
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