模擬函數 的英文怎麼說
中文拼音 [mónǐhánshǔ]
模擬函數
英文
analog function- 模 : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
- 擬 : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
- 函 : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
- 數 : 數副詞(屢次) frequently; repeatedly
- 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
- 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
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The main contributions are as follows : ( 1 ) de ( differential evolution ) algorithm is proposed to invert the ocean acoustic parameters in shallow water in order to get faster and more accurate results than ga ( genetic algorithm ) and sa ( simulated annealing algorithm ). also a posteriori probability analysis method is applied to evaluate the uncertainty of inversion results. ( 2 ) maximum likelihood objective functions for broadband mfi are derived according to different conditions
( 2 )根據不同的前提條件,採用似然比的方法推導了寬帶匹配場反演的最大似然目標函數;深入地研究了寬帶匹配場處理中的相干與非相干問題;在分析參數反演的敏感性之後,提出了淺海環境參數寬帶匹配場反演的多步優化策略,並與全參數反演方法進行了性能上的模擬比較。In this paper, the design of a practical sort of high performance biquadrates elliptic active band - pass filters is emphasized, and then the design techniques and how to calculate the resistors and capacitances, how to make computer simulation and tolerance analysis with computer are described in detail
摘要本文我們重點介紹了一種實用的雙二次型高性能橢圓函數有源帶通濾波器的設計方法,詳細介紹了該濾波器的設計步驟及阻容元件的參數計算,並對設計出的電路用計算機進行模擬模擬和容差分析。Numerical simulation of ground motion coherency function on engineering site
工程場地地震動相干函數的數值模擬Based on the above, a surrogate models are built for thermal conductibility performance of sandwich panel with " v - type " folded core in this paper, and they can be optimized by multi - subject. the numerical simulation function and optimization design method in condition of lightest weight are shown in this paper
其次,用isight軟體重新設計了40組不同構型的試驗設計點,並以此為基礎對v型褶皺芯材夾層板的熱傳導性能構建了可用的代理模型,給出了數值模擬函數和最輕重量條件下的優化設計方法。Then using wilson - # method and linearity acceleration method to calculate the earthquake time - history reaction of a base isolation buildings. the results indicate that the benc - wen model and the bilinear model can couvade the restoring - force character of the isolation bearings exactly well
然後,以實驗模型在振動臺上受激勵,獲得加速度頻響函數的方式來考察我們選取的模型擬合效果,選取一個適合瀝青隔震墊的恢復力模型。They can simulate the temperature field of the 2 kw crosscurrent co2 laser, draw some relative function charts and display the laminas of cooling fans in three - dimensions
分別模擬2kw橫流co _ 2激光器箱體溫度場的分佈情況、繪制若干相關的函數圖象和以三維圖象顯示風機葉輪的幾何形狀。The principle of the interleaver with output spectra similar to cosine function, based on mzi, is analyzed theoretically. by using the tandem of two mzis, we get the flattop spectrum ; last, grounding on the polarized light interference and multi - beam interference, we analysis the principle of bgti interleaver, and simulate the relations between output spectra and reflectance of g - t resonator. furthermore the flattop output spectrum of bgti interleaver is achieved
4 、分析了fmzi型interleaver濾波器的工作原理,其輸出光譜曲線為類餘弦函數;採用級聯fmzi方案,實現了interleaver濾波器的光譜平頂光譜輸出;最後,基於偏振光干涉和多光束干涉原理,分析了bgti型interleaver濾波器工作原理,模擬了g - t腔部分反射系數r與輸出光譜的關系,獲得了50ghzbgti型interleaver濾波器平頂化輸出光譜。In all kinds of complicated network, oriented linking and unlinking, communication frequency resource is strained, and bandwith to transmitting audio frequency signal is too restricted, complicated and fluky, while audio frequency data exponential have been increased in the last several years. under the circumstances, based on the research of predecessor, this paper studies wavelet analysis ' s maths gist and practices significance on signal process, and puts forward a optimized wavelet package condensation arithmetic to process audio frequency data, which gives attention to coding efficiency, multirate and compression delay. simulation experiment on the arithmetic has been done by matlab
針對無連接和面向連接的各種復雜網路環境下,通信頻帶資源緊張,音頻傳輸帶寬有限且復雜多變,而各種音頻數據又日益增多的局面,本文研究小波分析在信號處理方面的數學依據和在數據壓縮方面的實際意義,在前人不斷工作的基礎上,提出了一種優化小波包變換編碼方案用於音頻數據的壓縮演算法,兼考慮了編碼效率、多碼率和壓縮時延多個方面,並在matlab環境下做了模擬實驗,對各種音頻信號及多種小波函數做了模擬結果比較,實驗結果證明該演算法可以在一定計算復雜度下可以很好地改進壓縮效果,達到多碼率下實現實時編解碼的過程,在高速dsp晶元等硬體設備支持下,可以有效應用於實際復雜多變信源編碼。The method can eliminate the conventional fuzzy control system ' s steady - state errors and flutters. and, the method of forward feed control is used to reduce the tracing errors during glide slope phase
在此基礎上,採用帶優化修正函數無量化的模糊控制方法,設計飛機的微波著陸控制系統,並進行了閉環模擬。Afg analog function generator
模擬函數發生器The research paper is based on the the latest softwares of the managing inventory, its research subject is about simulating the most appropriate inventory quantity and ordering quantity by statisticing the probability of the random require quantity. its purpose is to provide the relied basement for determining the most appropriate inventory quantity and ordering quantity, the deterring policy quality will be raised, so the damage caused by unfit inventory quantity and the benefit of the entrerpreneur will be raised. the research method is by building the inventory management information system, the system includes automated management of parts entering and going out the datasbase. requesting the records of parts entering and going out the datasbase and displaying the sygonal when the inventory quantity is short out. computer calculating the fix period remaining, requesting remaining at any time and displaying if goods need ordering, all the partsof certain a product going out of basement and at the same time checking if the storaging quantity is enough. then simulating the most appropriate inventory quantity and ordering quantity simulating method is as follows : statisticing the random required quantity. calculating the probability, standing for the values with data range producing random data by function accordingly calculating the random required quantity. thenext step is simulating all the projects after pressing in the simulating conditions. finally selecting the best
本文通過分析國內外關于庫存管理軟體的發展情況,提出在線統計貨物出庫情況的基礎上利用模擬方法確定最優存儲方案,其目的是為制定合理的貨物安全庫存量和訂貨量提供可靠的依據,提高企業管理人員的決策質量,從而減小資金的佔用和缺貨損失,提高企業的經濟效益。通過研製庫存管理信息系統使庫存信息管理自動化,也就是實現貨物入出庫管理計算機管理、自動查詢貨物入出庫情況並在缺貨時給予提示、使用計算機貨物余額定期結算、貨物余額實時查詢並顯示是否需要訂貨、裝配出庫管理使得只要輸入需要裝配產品代號和數量,組成它的所有零件就會自動檢庫和出庫。然後對安全庫存量和訂貨量進行模擬,模擬方法是首先自動統計貨物在過去某一段時間內的需求量,計算出概率,用隨機數的范圍表示其概率數值的大小,利用隨機函數產生隨機數、從而間接的產生隨機需求量,給定模擬天數和其他模擬條件模擬各種方案,從眾多的存儲方案中找出最優存儲方案。Firstly, by calling open client api, data transmission among simulation members was simply achieved. then, the api which suits for radar simuation system is developed based on open client api. on the base of the work, the data - layer interface which includes interface class, data - interface description file and code generation is developed
先是簡單地調用openclient介面函數實現模擬子系統與數據庫的數據傳輸,接著在openclient介面函數基礎上開發出適合於雷達模擬的數據傳輸統一介面函數,然後對數據層次生成方式進行改進,開發出由介面類、數據介面描述文件和代碼生成器組成的數據層次介面。By employing cole ' s classical theory of bubble dynamics, the motion of bubble produced by the underwater explosion and the corresponding bubble pulsating pressure are calculated. a profile function of the shock wave and its parameters are determined according to the principle of wave profile similitude and the equality of impulses. finally an analytic formula is derived to simulate the whole time history of the pressure from the front shock wave to the bubble pulsation, representing the fluid loadings of the underwater explosion
木文首先應用庫爾的經典水下爆炸氣泡運動理論計算出氣泡的運動和脈動的壓力波形,再依據波形相似的原則尋找波形模擬函數,用沖量相等的原則確定波形參數,得出了從沖擊波到氣泡脈動壓力整個過程對水下爆炸載荷進行模擬的解析公式。It has strong optimization ability. in this paper, clone selection algorithm ( csa ) based on clone and selection operator for multi - modal functions and non - stationary functions was presented. simulations were conducted
本文借鑒b細胞的克隆選擇機制,通過構造克隆選擇運算元,提出了一種用於多模態函數和時變函數優化的克隆選擇演算法,進行了模擬驗證以及應用探索。This kind of controller is easy to design and operate, and has improved convergence rates and less overshoot than pid controller, but has stable error. in order to improve the properties of the fuzzy controllers, fine - tune - rule fuzzy controller, fine - tuned parameter fuzzy controller and fuzzy - pi controller were designed respectively based on the simple fuzzy controller. then fuzzy logic inferential system is established by using toolbox of fuzzy logic in matlab7. 0. secondly, in simulink6. 0, through the instance of the template of s - function, the module of s - function for optimizing fuzzy control and corresponding control model are constructed, and the parameters of simulation are set
這種控制器易於設計、實現方便,較傳統pid控制有更快的響應速度和更小的超調,但其存在靜態誤差;為了進一步提高模糊控制器的控制特性,在此基礎上分別設計了可調整控制規則模糊控制器、參數自整定模糊控制器和模糊- pid復合控制器;然後利用matlab7 . 0模糊邏輯工具箱圖形用戶界面建立模糊邏輯推理系統,在simulink6 . 0系統模擬設計平臺中通過實例化s函數模板創建旨在優化模糊控制的s函數功能模塊,並構建模糊控制系統框圖模型,設置系統模擬參數,最終對系統進行動態模擬。1 in the research of design of radar waveform, one kind of hybrid radar waveform obtained by combining the chirp waveform with the non - periodic pseudorandom sequences is discussed. through the theoretical analysis and computer simulation, several main characteristics of this kinds of hybrid waveforms are discussed, such as the ambiguity function, ambiguity graph, the spectrum, the weighting methods, the response of the processing filter and the low probability of interception. those are showing the effectiveness of the new hybrid waveforms on the performance of high resolution and low probability of interception
作者在以下幾個方面的研究工作中取得了進展及創新: 1 、在雷達波形設計中,介紹了一類新的線性調頻信號與非周期隨機編碼信號相結合的組合波形的組合形式,通過理論分析和大量的計算機模擬研究了這類組合波形的模糊函數(圖) 、頻譜特性、多普勒頻移特性、加權輸出特性、低截獲等方面的特點,證明了新型的組合波形在高分辨、低截獲等方面的有效性。By using emulator program software - - matlab, the model function is deduced on the base of what mentioned above
在上述工作的基礎上,推導出了系統的模型函數,利用模擬軟體matlab ,進行了系統模擬分析。Though theory analysis and simulation, the spectrum characteristic, ambiguity function and resolution are analyzed
通過理論分析和計算機模擬,具體分析了這三種組合脈壓信號的頻譜、模糊函數及解析度特性。In this paper, a mixed method with the combination of advantages of analog and digital is discussed. it consists of two parts, analog and digital. first capacitance is converted to frequency by analog part, which makes the relations between capacitance and frequency, then high accuracy and instantaneous frequency measurement is accomplished by digital part based on the multiple period synchronization method
隨著數字電路的成熟,也有數字方法。本文結合模擬和數字方法兩者的優點,採用模/數混合方法。該方法由模擬和數字電路兩部分組成,首先由模擬電路建立電容到頻率的函數對應關系;然後由數字電路對頻率計數。Improvements of the neural network algorithm for the simulation curve
演算法模擬函數曲線的改進分享友人