路基模數 的英文怎麼說
中文拼音 [lùjīmóshǔ]
路基模數
英文
subgrade modulus-
In algorithms, classification algorithms are divided into two cases : one for known statistical distribution model and the other for unknown statistical distribution model. four classification algorithms, the bata - prime statistic model fusing quadratic gamma classifier, based on sar image rcs reconstruction and space position mode, on the mixed double hint layers rbfn ( mdhrbfn ) model and on the self - adapt fuzzy rbfn ( afrbfn ) model, are derived. the problems, including how to further improving the class ratio of the bayes decision, decreasing the dependence on the statistical model and directly providing the adapted algorithm with samples, are solved
提出了基於徑向基函數神經網路( rbfn )的雙隱層混合網路( mdhrbfn )模型,解決了標準神經網路在具體sar圖像地物分類中分類類別數目不夠和分類精度差的問題;提出了基於模糊推理系統的自適應模糊rbfn分類( afrbfn )模型,兼顧通用性與精確性,增強人機交互能力,進一步提高了演算法分類率。Brings forward the basic network cell model of symmetrical blast vault and asymmetric blast vault. then studies and analyses airflow in vault of main voltage switchyard hall of xiluodu hydropower station which is far cry and large numbers of airflow conflux, brings forward concept of “ virtual embranchment ” and corresponding basic network cell model, regresses calculate expressions of flux uniformity coefficient and impedance of “ virtual embranchment ” of vault of main voltage switchyard hall of xiluodu hydropower station
而後又採用cfd數值模擬的方法對溪洛渡水電站主變洞排風拱頂這種多股氣流匯流的長距離通道內的氣流流動進行了分析,提出了「虛擬分支」的概念和相應的網路基元模型,並回歸得到了溪洛渡水電站主變洞排風拱頂各個排風「虛擬分支」風量均勻系數以及阻抗的計算公式。Secondly, it describes the hardware system of the exoskeleton hand, including the circuit design of the driver, the fpga - based motion controller, the processing and the a / d conversion for the sensor signal
其次,設計了外骨骼手底層控制系統的硬體電路,包括微型驅動器模塊電路的設計,基於fpga的運動控制器電路的設計,傳感器信號調理以及模/數轉換電路的設計。Flood level forecast model for tidal channel based on the radial basis function - artificial neural network
用徑向基函數神經網路模型預報感潮河段洪水位In this paper, we study focus on building intrusion detection model based the technique of data mining ( dm ). firstly, the paper designed a scheme to modeling intrusion detection based dm and bright forward the idea of descriptive model and classified model to intrusion detection. secondly, we designed and implemented a net data collection system with high performance and a scheme to pretreat net data. thirdly, after studying the algorithms to mine association rule and sequence rule in net data, we extended and improved the algorithms according to the characteristic of net data and the field knowledge of intrusion detection
首先設計了基於數據挖掘技術的入侵檢測建模方案,提出使用該技術建立入侵檢測描述性模型和分類模型的思想,並用分類判決樹建立了入侵檢測分類模型;其次,設計和實現了一個高性能的網路數據採集系統和網路數據預處理的方案;然後,在對關聯規則挖掘和序列規則挖掘演算法進行研究的基礎上,結合網路數據的特性和入侵檢測領域的知識對演算法進行了擴展和改進,挖掘出了網路數據的關聯模式和序列模式;最後,研究了描述性模式的應用,並設計出基於模式匹配的入侵檢測引擎,該引擎具有誤用檢測和異常檢測功能。On the basis of essential nonlinear characteristics in municipal wastewater biology treatment process, control strategy of fuzzy self - revised method based on neutral network is adopted and some different degree of membership functions which will influence on control error are compared in order to improve control prevision
摘要針對城市污水生物處理過程存在的本質的非線性特性,採用了基於神經網路的模糊自校正方法的控制策略,同時為了提高控制的精度,比較了各種不同的隸屬度函數對控制誤差的影響。Based on the theory of unsaturated soil mechanics and the properties of compacted expansive soil, this paper takes the northern part k12 + 840 - k12 + 920 of nanning urban highway as an example to studies some aspects of lime improvement of expansive soil and the technology of construction. the chief content of this paper is : the lime improvement mechanism of expansive soil ; confirm the technical parameters of lime mixed from the results of test in laboratory ; the scale - down test to define the maximum effective grain size of expansive soil when it is improved by lime ; by building bank slope model and making use of finite element seepage flow program of saturated - unsaturated to calculate the examples, this paper simulates the humidity site in order to checkout the effect of lime improvement ; studies and proves that it is feasible to mix blocky expansive soil and pulverous lime, and to fill roadbed by common construction machines etc.
本文研究的工作就下述幾個方面展開:用石灰改良膨脹土的機理;通過室內試驗確定摻灰的技術指標;在室內進行膨脹土摻灰的最大有效粒徑的模擬試驗,即鈣離子水試驗,由此總結出「粉?塊」灰?土攪拌工藝的有效性、合理性和可行性;用數值方法對路堤使用期的濕度場進行模擬,並與路堤的強度?變形的計算域耦合,以檢驗土性改良的效果,從而探索一種描述改良膨脹土路堤運行工況的數值方法;用現有最常用的且費用最低的施工機具,對灰?土進行「粉?塊」攪拌摻和及路基的填築施工等。( 1 ) modeling of numerical analysis of frozen soil ventiduct roadbed by ann ( 2 ) developing the ann optimization design system for ventiduct roadbed in permafrost area ( 3 ) defining of the sequel learning tactic of three layer bp network ( 4 ) improvement on bp arithmetic in ann module
( 2 )開發了凍土通風管路基優化設計神經網路分析軟體系統具有完整的前後處理、溫度場分析、設計方案優化等功能,能滿足工程應用的基本需要。還能夠作為數值分析子模塊,以標準com組件形式嵌入「青藏鐵路數字路基」 gis系統。According to the pavement structure dynamical analyze theory, the principle and process of the pavement modulus back - calculation have been discussed. the appliance ideas of the dynamical modulus among the pavement evaluation, the dynamical characteristic and correlative dynamical parameters of the cement concrete pavement surface, basement and subsoil have been investigated, and the contrast relationships between dynamical and static modulus of the cement concrete pavement have been established, and the evaluation standard of the structure layers " dynamical modulus of the cement concrete pavement has also been presented
根據路面結構動力分析理論,對路面模量反算的原理及實現過程進行論述,研討了動態模量在路面評價中的應用思想及水泥混凝土路面面層、基層、土基的動態特性和相關的動力參數,建立了水泥混凝土路面動態模量與靜態模量的對比關系,提出了水泥混凝土路面各結構層動態模量的評價標準。The base principles of the network intrusion detection system and some kinds of typical intrusion detection system are briefly described. then, a new network intrusion detection system based on data mining is given
簡要地介紹網路入侵檢測系統的基本原理模型和幾種典型的入侵檢測系統,給出了一種基於數據挖掘的網路入侵檢測系統檢測引擎的設計模型。Based on this kind of relations between the topological structures and the content distributions we study the web modelling, community identification and some related application problems in detail : first, after some existed characteristics of the web topology are verified, some new characteristics are discovered : the high clustering property in micro - topology ( high average gathering coefficient ), the obvious mapping relation between the topological struture and the content in micro - level 、 linear irrelevant between the degree distribution of network nodes and the relative degree distribution of contents etc. then after analysis the topology of the complex network and the network modeling, the muti - scale determinism is proposed, especially for the information network a web evolvement model ( prcp model ) that fused the node authority and the node correlation is proposed. the model deduction, evolving learning verification and large scale experiment proof indicate that the model can explain the micro - topology centralizing phenomena, can imitate the mapping relation between the network connecting distribution and network content relative distribution and also can predict the mapping relation between the topology clustering and content clustering
本文在詳細觀察了web網路的拓撲結構特徵以及拓撲結構與內容分佈相互關系的基礎上,以信息網路的物理連接拓撲結構與節點內容相關度分佈之間的相互關系為主線,從網路特徵、網路建模、社區分析及相關應用方面問題進行了深入細致地探討:首先在驗證了前人提出的web網路拓撲結構特徵基礎上,進一步發現了信息網路所具有的一些新特徵: 1 )網路微觀顆粒度的拓撲結構聚團與內容聚團存在明顯的映射關系,具體包括節點之間的物理連邊概率與節點之間的內容相關度成指數比例關系、節點形成三角形拓撲結構的概率與節點內容相關緊密程度之間同樣具有一種指數比例關系; 2 )網路節點連接度整體分佈與節點內容相關度整體分佈是線性無關的; 3 )網路微觀拓撲結構中的存在很強的集聚性(平均聚團系數很高) 。In macroscopic aspect, it is taken as an example about how to model the relationship between the mix proportion of raw materials and the compressive strength of concrete using radial basis function ( rbf ) neural networks, which can achieve a global minimum
宏觀上,以混凝土強度為例,研究如何利用神經網路建立原材料配方與混凝土強度的關系模型。介紹可以全局收斂的徑向基函數( radialbasisfunction , rbf )神經網路。The inverse analysis method based on model discerning and all these curve fitting methods are used to forecast settlement of xuzhou - suqian expressway after completing. the result from calculation and analyzed shows the thinking and the method in the paper are suitable, and it can be proved its rationality and feasibility in studying and forecasting settlement after construction of the embankment
結合徐宿高速公路,進行了基於模型識別的路基沉降反演預測和各類曲線擬合法預測工后沉降的計算,通過計算驗證了模型識別反演預測思路和方法的適用性和改進指數法預測路基工后沉降的有效性和合理性。A soft sensor modeling algorithm based on improved fuzzy neural network is presented. the normalized average output membership functions are defined as fuzzy basis functions for defuzzification calculation. in order to improve the property of convergence, some parameters of the fuzzy neural network are trained by levenberg - marquardt algorithm, and the others are trained by gradient descent algorithm
提出了一種改進的模糊神經網路軟測量建模方法,採用規則化的平均輸出隸屬度函數作為模糊基函數進行反模糊化運算;在訓練網路時,部分參數採用levenberg - marquardt演算法來訓練,另一部分採用一階梯度下降法。After fulfilled the fpga circuit design, we achieved our expectation by simulation and system test. we proved that our system could prevent our local network data transmission from modification and demolishment in some degree
整體系統的模擬和實際測試表明該加密網卡電路基本上完成了設計功能,達到設計指標,在相當的程度上為局域網上的數據傳輸起到了安全的保護作用。Hsupa ( high speed uplink packet access ) is the new technique of r6, first in this thesis, the hsupa physical layer is introduced in detail. then base on the physical layer technique characteristic, according to the 3gpp simulation requirements and system simulation requirements, the hsupa downlink and uplink can be constructed by using matlab. then the data channel and control channel can be simulated, so the channels performance can be realized, provide the results can be provided to the system simulation, these ground the future practical applications
Hsupa ( highspeeduplinkpacketaccess ) ? ?高速上行分組接入就是r6版本中的新技術,本文首先詳細介紹了hsupa物理層的技術特徵,然後以其技術特點為依據,按照3gpp的模擬需求和系統級的模擬需求,使用matlab構建hsupa的上下行物理層鏈路,對其數據通道和控制通道進行模擬驗證,從而了解通道的性能,為系統模擬提供模擬數據,為以後的實際應用打下基礎,達到預研的目的。Combining this with the relevant theory of data warehouse and cyc technology, we put forward the dualization reform model to a traditional enterprise and the knowledge transfer strategy based on this model. we also build the intelligent crm information structure model based on data warehouse and cyc technology, and propose the ksp ( knowledge service provider ) operation mode about knowledge sharing and cooperative reasoning between enterprises for the first time, and thus get the whole train of thought about constructing " k - business platform " on the basis of organization and technology. this train of thought expounded the leading thought of this paper, including setting up a s upport environment of successful implement and operation for crm, making crm system able to help enterprises achieve more high - level business intelligence ( bi ) and support the crosswise development of enterprises
然後通過對現代企業組織設計原則及發展趨勢的分析,結合數據倉庫、 cyc技術的有關理論基礎,提出了傳統企業組織結構的二元化改造模型以及在此基礎上的企業知識轉移策略,並構造了基於數據倉庫和cyc技術的智能化crm信息結構模型,首次提出企業間知識共享及合作推理的ksp ( knowledgeserviceprovider ,知識服務提供商)運作模式,從而形成了在組織和技術兩大基礎上構築「知識商務平臺」的整體思路,闡明了在企業內建立crm系統成功實施和良好運作的支撐環境,並使crm系統能夠幫助企業實現更高層次的商業智能( bi )和支持企業的橫向聯合發展的主導思想。The fourth chapter : in this chapter, it introduces the hardware designing of the dsp system based on pci bus and states every module of the hardware designing : circuit of signal adjusting, filter circuit of anti - overlap, circuit of data - acquisition automatically, expanding circuit of dsp memory, circuit of voltage matching, interfaces circuit of pci etc. it also includes theoretic basis and procedure of pcb designing
第四章介紹基於pci總線的dsp系統硬體設計。敘述了硬體設計的各個模塊:信號調理電路、抗混疊濾波電路、自動數據採集電路、 dsp存儲器擴展電路、電平匹配電路、 pci介面電路等,以及pcb設計的理論基礎和設計過程,並給出了設計和調試的結果。Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied
本文針對電站風機性能監測系統研究較少的現狀,在實驗的基礎上分析了現場加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能曲線的影響,並在此基礎上採用無節流方法測量流量,以風機調節性能曲線為依據,建立了基於徑向基函數( rbf )神經網路的風機流量全程監測模型;以實驗室4 - 73no . 8d離心風機為研究對象,探討了rbf神經網路差壓模型在變轉速、變導流器開度和變管網阻力等工況下的應用精度和誤差分佈規律;最後用visualc + +語言開發了風機性能在線監測系統。With promulgation and obliging actualization of iec 1000 - 3 - 2 etc. international standards, power factor correction ( pfc ) technique become a hotspot of research in power electronics field. based on average current mode, the paper introduce the design and implementation of a fully digital controlled single - phase boost power factor corrector with fast response. the control - loop circuit is realized using digital control and the corrector can tend to unity power factor, lower current harmonics and high transfer efficiency
本文在平均電流模式控制的有源功率因數校正技術的基礎上,設計了一種控制電路基於數字信號處理器( dsp ) 、主電路採用boost變換器拓撲結構的全數字單相功率因數校正器,用數字電路代替傳統的模擬電路來實現對整個迴路的控制,最終使得校正器具有輸入功率因數接近於1 、低電流諧波以及高轉換效率的特性。分享友人