方塊框圖 的英文怎麼說
中文拼音 [fāngkuāikuàngtú]
方塊框圖
英文
block diagram-
The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part
本文所作的主要工作及研究成果主要有以下幾個方面： （ 1 ）對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究，為建立一個較為完備的自導模擬系統提供了理論基礎； （ 2 ）討論了自導系統工作過程中海洋通道對目標回波信號與目標輻射噪聲信號等的影響，建立回波信號的數學模型、環境場中的噪聲信號模型（包括海洋環境噪聲、目標輻射噪聲與魚雷背景噪聲等）與海洋混響模型，模擬產生了聲自導系統基陣接收到的回波信號與噪聲信號； （ 3 ）深入研究並建立了自導模擬系統的總體框架，給出各個具體功能模塊組成，討論了聲自導系統對信號的時域與空域處理，並結合模擬程序中陣列信號處理模塊，給出固定多通道波束形成的模擬實現過程； （ 4 ）根據系統的模擬模型與已建立的模擬流程圖編制了通用魚雷模擬器自導系統模擬軟體，通過網路與控制系統相連，組成完整的魚雷模擬器。Thirdly, the paper discusses the driver of the peripheral equipment, how to port the uc / os - n and uclinux, h. 323 protocol and the application of the system in the digital speech classroom. also some software and hardware measure are adopted to enhance the system stability. at last, the shortcoming and the something to be improved are given. dsp can be used to realize real - time speech coding algorithm, and after porting ( ac / os - n, arm can manage the keyboard, the lcd and the ethernet peripheral etc. then the embedded network system with specific purpose can be used in others fields, such as pda, set of top, web tv, ect
在實際設計實現中，為提高系統軟、硬體整體穩定性和可靠性，使用了以下幾種方法： （ 1 ）低電壓復位、抗電源抖動能力、增加時鐘監測電路、抗電磁干擾能力、散熱等技術； （ 2 ）多層pcb設計，線路板結構緊湊，電源部分採用數字5v 、 3 . 3v 、 3v 、 1 . 8v和模擬5v多電源供電； （ 3 ）選用表面貼和bga封裝的器件； （ 4 ）按照軟體工程的要求進行系統分析，規劃系統框圖、流程分析、模塊劃分，減小了不同模塊的相關性，從而最大限度避免了錯誤的發生。Different parts in the same seamless system perform different tasks, and the use of oo method becomes the key point in the system integration of netfeaf. by making full use of some strategies like " from top to down ", " divide and conquer " and " step by step ", with the help of oo method, netfeaf creates a new method to build the whole integrated system : using one class hierarchy map to fully stand for the structure of netfeaf, and different parts in netfeaf like cluster class library, fea class library, web fea class library and gravity wharf cad class library can also be further explained by their sub class hierarchies, then the complexity of building netfeaf has been decreased step by step, the whole building procedure becomes much easier, so oo method can really change complexity into simplicity
Netfeaf系統依據自頂向下、分而治之以及層層推進的實現原則，採用了全新的系統構造思路，對系統的集成用整體類庫組成圖進行表述，對各組成部分通過子類庫再進一步詳細介紹，系統的整體實現被一層一層分解、細化，各組成部分基於統一的計算核心集成在同一個系統框架內，同時相互之間還保持一定的獨立性，獨成一體，正是因為深入利用了面向對象的分析與實現手段，整個復雜系統構成從概念上更有利於理解，集成更加緊湊，具體模塊的實現也更加迅速高效，面向對象方法的變復雜為簡單的策略藝術在系統的具體實現過程中得到了充分展示。According to the standard of can agreement the message agreement for the system has been designed. whose design thinking and its realizing way of the three kernel parts ( can kard ^ can oriented object and field communicatioan interface moudule ) in the system have been given. it is applied by the oriented subject technigue, and through the analyses of ststic characteristic, and dynamic characteristic of the equipment, the configuration tool category has been gotten to complete the configuration to equipment
系統通過傳輸介質把監控中心和現場通信介面模塊掛接在can總線上，組成一個控制器局域網路，從而實現對各種在線通信電源設備的分散控制、統一管理；根據can協議的規范設計了系統的通信協議，給出了系統中三大核心部分（ can適配卡、 can中繼器和現場通信介面模塊）的設計思路和實現方式，並給出了相關硬體電路的結構框圖以及軟體設計流程圖；運用面向對象技術，通過對設備的靜態特徵和動態特徵的分析，得到其組態工具- -類，完成對設備的組態。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。This paper designs a trademark image retrieval system based on integrated features, which is aimed to be an experimental system and can be used to test different retrieval algorithms. it is also very convenient to customize the different subblock - based retrieval methods
本文設計開發了一套基於綜合特徵檢索的商標圖像檢索系統，其目標是一個實驗性的框架系統，主要是作為各種檢索演算法的測試平臺，可以很方便地定製不同的分塊檢索演算法。While in pratical applications, the esd method still has drawbacks in graphical modeling capability, connections with products " structures, size control of esd models, and etc. through in - depth study of the esd method, this paper systematically describes the framework and its basic modeling elements of esd, explains the principles of risk modeling, gives the mathematical model of the basic modeling elements of the esd framework to support the quantitative analysis of the esd model. based on the research above, this paper expands the esd framework, which includes : to overcome the drawback in graphic modeling capability of the esd method, the paper invents some new logical modeling symbols like " n / k " gate, sequence gate, expandable gate and constraint, those enrich the modeling capability of the esd method. to overcome the drawbacks in connections with products " structures and size control, the paper explains the multi - layered modeling principles based on the esd
在上述研究基礎上，對esd框架進行了擴展，包括：針對esd圖形建模能力的不足，提出了「 n中取k門」 、 「順序門」 、 「可擴展門」以及「限制」等新的邏輯建模圖形符號，豐富完善了esd的建模元素；針對esd模型與產品結構關聯及規模控制方面的局限，提出了基於esd的層次化建模原理，使得可基於esd進行層次模塊化建模；針對esd與其它安全風險分析技術的綜合運用問題，分別討論研究了與故障樹分析技術、馬爾科夫狀態轉移圖集成的esd ft和esd m方法，提高了esd建模的靈活性；針對動態系統風險評價模型的求解問題，討論提出了運用esd求解動態概率風險評價問題的解析解或近似解析解方法，並予以了示例說明。The first chapter in this paper provides a survey of data mining technology, and explains basic concepts, function and the whole framework of data mining and difficulties in developing and some future directions in association rule generation ; the second chapter introduce the basic concepts, brings forward a classification of association rule ; the third chapter give a deep research on algorithms of every kind of association rule, include mining single - dimensional signal - level association rule and multidimensional multilevel association rule, it describes these algorithm, point out some method to optimize this algorithm and test its quality with experiments ; the fourth and fifth chapter introduce the designs about association rule mining system basing on relation database visual foxpro in detail : according to system frame of the association rule mining, actualize a new mining algorithms and analyses every function module of program, at last further analyses the left problems in designs
本論文第一部分對數據挖掘技術進行了總體介紹，說明了基本概念、功能和系統總體框圖以及發展中的難點和研究方面；第二章對關聯規則基本概念的進行了介紹，提出了關聯規則的分類方法；第三章探討了挖掘各種關聯規則的演算法，從挖掘單維單層布爾關規則的經典的apriori開始，分析了挖掘單維、多層關聯規則的演算法，多維關聯規則的演算法到多維多值屬性關聯規則的演算法。文中提出演算法優化方法，並對其性能進行了實驗測試；第四部分、第五部分詳細介紹了基於關系型數據庫的關聯規則挖掘系統的設計構思，根據關聯規則挖掘系統結構框架，實現了基於visualfoxpro的關聯規則挖掘系統，其于採用了一個新型的基於關系數據庫的關聯規則挖掘演算法，提高了挖掘效率，並詳細分析了程序設計的各個功能模塊，最後就設計中遺留的問題進行了進一步的分析。Wwf hong kong mai po nature reserve staff examined the hide for potential damage and reported the case to the hong kong police. several posters, bird - charts, wooden window frames and floor planks were damaged. the police are currently investigating the case and it is believed that this damage was caused by illegal immigrants who set a fire inside the hide
米埔保護區的職員收到損毀報告后，第一時間到達現場檢查及向警方落案，遭損毀的項目包括四張大海報七塊鑲于桌上的觀鳥圖牌及保護膠片部份窗框及因生火而燒焦的木地板。This paper integrates theory with practice, follows the principles and methods of software engineering, setup the constitutes frame of nc machine servo feed cad system, and finishes the research and development of four modules of servo feed cad system, such as graphical user interface module, design and compute module, database management system and graphics system, by using object orient programming ( oop ) technology, borland c + + builder 5. 0 database engine ( bde ), parametric feature model technology and 3d solid modeling technology
本文理論聯系實際，遵循軟體工程的原則和方法，創建了數控機床伺服進給cad系統的總體框架。它採用了面向對象編程（ oop ）技術、 borlandc + + builder5 . 0數據庫引擎（ bde ） 、參數化建模技術和三維實體造型技術，完成了伺服進給系統的四大部分功能：即圖形用戶界面模塊、設計計算模塊、數據庫管理系統模塊以及圖形系統模塊。This paper particularly and thoroughly studied the development of air situation simulation system on a certain military information system. firstly introduce the system ' s frame and analyze the whole system by ooa technology, from which abstract some clusters and give the connection of these clusters, secondly give the arithmetic about plane ' s track, radar and sentry ' s scan function by thoroughly study the curve ' s fit and insert value method, show a better method for how to inspect plane, finally paint the system ' s flow chart. the system is basically credible by test
本文主要討論了某軍用信息系統的空情模擬部分，首先從系統的整體功能出發，宏觀地描繪了該系統的基本框架，然後根據需求情況對該系統的各個功能運用面向對象的思想進行分析，從中抽象出多個類，設計了類與類之間的關系，並通過對各種曲線的擬合和插值演算法進行深入細致的研究，給出了求飛機飛行軌跡的演算法實現，以及雷達和哨所的方程表示，對于監測飛機的演算法結合實際給出了一種比較好的解決方法，最後繪制了整個軟體的流程圖以及描述了各個模塊的具體實現過程，完成了系統的需求。Today, the main data source of data mining is historical databases which mainly include text and numerical data. the data mining on multimedia data on www, specially, image and video, lacks enough research. this paper discussed some basal problems about multimedia, including definition, theories and technologies that multimedia data mining needs, system structure and model
本文首先簡單闡述了數據挖掘和知識發現的基本理論；然後分析了網路信息檢索與挖掘的特徵，特別是web數據挖掘和基於內容的多媒體檢索；進而探討了www上基於內容的多媒體數據挖掘的一系列基本問題，包括定義、挖掘對象的特徵與分類、挖掘和發現所需的理論和技術以及系統的框架結構和功能模塊的分析與設計等，力圖為該方向的深入研究提供一些有益的思路。Thirdly, we present a new algorithm on texture synthesis, which not only has rapid speed with the help of " synthesis consistency " but also gives pixels in the image vision - related weight to get good result. fourthly, we present an open framework about tsfs with " shadow texture ". finally, we describe a new texture synthesis method based on multiple samples, which integrates patch - based technique and the principle of minimum neighborhood error between pixels, and synthesizes in a repeat way
該演算法不僅利用「紋理塊的連貫性」 ，加快了紋理合成的速度，而且通過給像素附上與視覺相關的權值，得到了比以往更好的合成結果；作為進一步的研究，本文還提出了利用「伴隨紋理」進行紋理合成的開放式框架；最後本文介紹了一種新的多樣圖紋理合成演算法，該演算法基於塊匹配技術與像素的鄰域誤差最小原則，同時採用多次合成的方式，對大多數紋理都取得了較好的合成效果。It follows that the description of characteristics of g programming language in labview and the process of building virtual instruments. the paper provides a new spectrum analyzing method of the combination of spread spectrum with fft. at last it gives the arithmetic realization and programming diagram of every part of spectrum monitoring and signal searching
介紹了labview下如何通過計算機介面獲取數據的過程，數據採集過程中各個參數的演算法選擇；同時闡述了labview平臺下g語言的特點及構建虛擬儀器的過程，然後介紹了信號分析處理部分採用的頻率擴展與fft相結合的頻域分析方法；頻譜監測部分各個模塊的演算法實現；最後給出了信號搜索部分的演算法實現及其原理框圖。The article introduces the design of the demodulator which is separated from the host with dvb common interface, and provides its design architecture, interface connection and operating principle
摘要主要介紹了利用數字視頻廣播（ dvb ）通用介面實現解調與主機分離的設計，給出了機道分離模塊的設計框圖，以及介面的連接方式、通信方法和工作原理。分享友人