類時變數 的英文怎麼說
中文拼音 [lèishíbiànshǔ]
類時變數
英文
time-like variables-
The detailed works are as follows : the finding patterns problems in the time - series data sequence are described, and a new trend logic expression method is introduced, and its algorithm and experiment result of algorithm are given ; time - scries data are disposed, and using the arctg. slope of line as the sample of pattern recognition, so ignoring the aberrance of pattern in the classified. in addition, a new time - series pattern finding algorithm based on higher - order neural network is put forward
同時給出了本文的具體的工作，主要是：對在時序數據序列中發現模式問題進行了描述，並介紹了一種新的趨勢邏輯表示方法，給出了其演算法及演算法的實驗結果；對時序數據進行處理，提出了利用線段的斜率反正切值作為模式識別的樣本，從而在分類時忽略模式的畸變；另外，還提出了一個新的基於高階神經網路的時序模式發現演算法。Then the characteristic and estimation approaches of two important time variant parameter ( tvp ) and state dependent parameter ( sdp ) models are presented and the efficiency of the dbm method is illustrated by three examples based on the analysis of duffing equations, lorenz equations and time - variant equation, in contrast with other methods
本文首先總結了dbm在常規黑箱辨識演算法中的基本框架和兩類重要模型?時變參數（ timevariantparameter ， tvp ）模型和狀態依存參數（ statedependentparameter ， sdp ）模型的特點及其估計演算法。In anchoring effect, in addition to the influence of high and low anchor points on subjects price estimates, we also consider the moderating role of the operation of anchor points ( one - way / two way ), the reinforcement of anchor points ( normal / intensified ), and the relevancy between anchor and target ( relevant / unrelevant )
在定錨效應的實驗中，除了考慮高低錨點值對受測者價格估計判斷之影響，同時亦探討錨點運作方式（雙向單向） 、錨點強化作用（強化一般） 、以及錨點訊息與估計標的物之間的語意相關性（相關不相關）等三個變數，是否會扮演錨點類型對決策者估計影響之調節角色。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They so say that temperature increase is actually a good thing as in the past sudden cool periods have killed twice as many people as warm spells
他們稱，溫度升高事實上是一件好事，因為在過去氣候驟冷所導致的人類死亡數是全球變暖時的兩倍。The traditional decision tree, which was represented by id3 proposed by quinlan in 1986, can solve the classification problem well. but when the class number increases, the produced single decision tree becomes complex and generalization capability decreases
以quinlan1986年提出的id3為代表的傳統決策樹能較好的解決分類問題，但當類的個數增多時，所產生的單一決策樹就會變得復雜同時概括能力降低。Unfortunately, as changes are made to the data sources, maintaining the quotient cube is non - trivial since the partitioning of the cube cells must also be updated. in this paper, the authors design incremental algorithms to update a quotient cube efficiently for both sum and median aggregate functions
然而，當數據源發生改變的時候， quotient數據立方體很難進行維護，尤其是針對median這樣的非分步型聚集函數，因為當插入新的元組時， quotient數據立方體中的等價類有的需要進行拆分，有的還需要重新生成。Adopting the actual county - grade database of land use firstly founded in china, combining with the comprehensive influential factors of land use change, using the correlative statistic software and the mathematic analytical methods ( principal component analysis, gray relating analysis, multivariate time series markov chain analysis, multivariate regression analysis, gm ( 1, 1 ) gray model, gray series gm ( 1, n ) model methods etc ), this paper analyses the dynamic change of land use and driving force in jiang ' an county qualitatively and quantitatively. the results indicate : 1 the land resource per capita and the area of single - land - use type in jiang ' an county are not prior to other places in yibing city or sichuan province. however, the terrain is dominant in choosing the way of land use
本文採用全國首批建立的「縣級土地利用現狀數據庫」的基礎數據，結合影響土地利用變化的經濟、社會、環境等綜合因素，採用相關分析軟體（ dps 、 spss ）和數學分析方法（主成分分析、灰色關聯度分析、多元回歸分析、多元時空序列馬爾柯夫鏈分析、 gm （ 1 ， 1 ）預測模型分析、灰色序列gm （ 1 ， n ）模型分析等方法） ，對江安縣土地利用變化及其驅動力進行定性、定量研究，研究結果表明： 1江安縣人均總的土地資源數量和單一土地利用類型的數量在宜賓或四川省區域內均無優勢；地形對土地利用方式的選擇起著主導作用；土地利用變化的總趨勢是：耕地、林地、交通用地和水域面積不斷減少，居民點及工礦用地和未利用地面積不斷增加；景觀多樣性指數呈現「 」趨勢。Existent automatic grading model of programs can not deal with the programs with structural body. in this paper, we study the syntax and concept of structural body based on an existed model, and improve the original model in the following aspects : increasing the middle representation form of structural body in analysis of morphology and syntax and system dependence graph and abstract syntax tree, adding standardization rules, mainly including type definition, nesting structure, initialization, function invocation, renaming and sequence of program sentence, besides standardization rules of bit operation and program with enumeration, enhancing the function of inspecting syntax error and improving matching strategies
本文在原有的編程題自動評分模型的基礎上，對結構體的語法結構和實現原理進行研究，並在以下幾個方面完善原有模型:在詞法和語法分析、程序的系統依賴圖建立和抽象語法樹生成三個方面增加結構體類型的中間表示形式;擴充程序的標準化規則，主要包括類型定義標準化、結構體嵌套結構標準化、結構體初始化的標準化、結構體作為函數參數時函數調用標準化、結構體變量名稱標準化、結構體語句排列順序標準化等等;另外，還增加了位運算標準化、枚舉標準化以及文件的處理;增強學生程序中語法錯誤的檢測和改進程序匹配策略。The empirical result of analyzing here can be concluded as follows : the error of adaptive neuro - fuzzy inference systems ( anfis ) is the smallest, multivariable fuzzy time series models is the second smallest, and grey forecasting is the third smallest
實證結果得知在有限資料筆數下，適應性類神經模糊推論系統（簡稱anfis ）預測結果較佳，多變量模糊時間數列模式次之，灰色預測模式第三。Robust control of a class of nonlinear system with time - varying parametric uncertainties
一類具有時變參數不確定非線性系統的魯棒控制The main researches are the following : on the basis of. in - depth understanding of space - time concepts and change types, analyzing existing temporal conceptual models, a event - based temporal model and a process - based temporal model have been developed. combining the two temporal models with field - based spatial model and object - based spatial model directly leads to four spatiotemporal conceptual models, which are field - event spatiotemporal conceptual model, field - process spatiotemporal conceptual model, object - event spatiotemporal conceptual model, and object - process spatiotemporal conceptual model
在討論了各種時空變化類型后，論文對已有時間概念模型進行了分析，提出時空數據建模的基本目標是表達時空變化，並就此提出根據表達離散變化和連續變化的需要，時間概念模型可分為基於事件和基於過程的模型，並結合基於場的和基於對象的空間概念模型，提出時空概念模型可劃分為四種：場事件時空概念模型，場過程時空概念模型，對象事件時空概念模型，對象過程時空概念模型。( 2 ) for linear systems with time - varying delays both in state and control, and subject to norm - bounded parameter uncertainties, the problems of robust stabilization and robust h control are studied and delay independent results are derived by constructing proper lyapunov function to deal with the time - delay, also by using riccati equations method and inequalities transformations to deal with the uncertainties. according to the transform function of the system, frequency domain method and time domain method are combined together to analyze the robust h control problem of the uncertain time - delay system
（ 2 ）研究了一類狀態和控制同時具有時變時滯以及參數時變有界不確定性系統的時滯無關的魯棒鎮定及h控制問題，採用把時滯因素和不確定因素分開處理的思路，通過構造適當形式的lyapunov函數來處理時滯，採用不等式變換及riccati方程方法來處理不確定性，採用頻域與時域相結合的方法根據系統的傳遞函數分析時滯不確定系統的魯棒h控制問題。Time domain noise is simulated by the mathematical pseudo uniform or normal random variable and coupled to deterministic signals such as rectangular ( rect ), triangular ( tria ), unit step exponential ( uexp ), even exponential ( eexp ), or gaussian ( gauss ) pulse voltages in finite number of time samples in finite time period
用數學類真均勻或常態隨機變數模擬時域雜訊，與定然時域訊號如，方形、三角、指數遞減、或高斯等電壓脈波在有限時域?圍之有限個時域取樣結合。He ' s not looking at quarterly earnings projections, he ' s not looking at next year ' s earnings, he ' s not thinking about what day of the week it is, he doesn ' t care what investment research from any place says, he ' s not interested in price momentum, volume, or anything
他既不參考每一季的盈餘預估值，也不參考明年的盈餘項估值，他不在乎當時是星期幾，也不關心任何的投資研究報告，他無視價格動能、成交量與其他類似的變數。Several examples and numerical simulations are shown to illustrate and reinforce our theory. in chapter 3, we firstly give both the definition of the discrete lyapunov functional and the proof of some properties of it for the dde with local positive or negative feedback in the delay term. secondly, we introduce the definition of the global attractor
A6s藝fae藝在本文的第三章中，首先給出了對於一類時滯微分方程的用改變符號次數來定義的離散lyapunov泛函，並給出了其有關性質的理論證明，進而說明在時滯項具有局部正反饋或者局部負反饋條件下的時滯微分方程這樣定義lyapunov泛函的合理性，這是對前人在時滯項具有全局負反饋或者正反饋條件下的lyapunov泛函的推廣。These results would be able to interpret stresses at the welded sections where there are no sensors installed in the evaluation on fatigue damage by using the strain - time history data obtained from the structural health monitoring system
這些初步成果為利用安裝在橋梁結構健康監測系統上輸出的應變時程數據，對這類焊接構件進行熱點應力推算和準確合理的疲勞損傷評估提供了理論和計算基礎。Variable parameter gradient estimation algorithm with local polynomial approximation
一類時變系統參數跟蹤估計A humanoid - like response service robot system is highly non - linear and its parameter varies with time. its assignment is complex and its environment is unknown
具有類人反應的服務機器人系統，具有高度的非線性和參數的時變性，及任務的復雜性，且環境未知。This paper discusses the target of loops optimization and various methods of program transformation which can significantly reduce the access time to subscripted variables, diminish some types of dependence, increase the " depth " of software pipelining, and merge some iterations of loops in order to make code compaction easier
程序變換可大大減少下標變數的訪問時間；消除某些類型的相關，提高軟體流水的「深度」 ；合併多個循環，有利於進行代碼壓縮。分享友人