coding key 中文意思是什麼
coding key
解釋
編碼索引-
In this installment, ted reviews three perl coding books, bringing you summaries of the key information contained in the books and how the new versions have been updated
在本期文章中， ted對三本perl編程書籍進行了評論，為您總結了這三本書中包含的關鍵信息以及新版本如何被更新。 -
The technology of identification based on iris is researched in the article, the key point of the technology is the iris characteristic acquisition and recognition, therefore based on the iris image texture characteristic, using the wavelet transforms to get the characteristic of iris image, a new method named zero - crossing detection and secondary circle coding is used in the article
本文研究的就是用虹膜進行身份識別的技術，該技術的關鍵是虹膜特徵提取和識別。基於虹膜圖像的紋理特徵，利用小波變換來提取虹膜圖像的特徵，本文提出了基於小波過零檢測的循環二次編碼的方法。 -
The protocol specifies the definition of inter - library loan service working on c / s mode. by means of 21 apdu messages defined in this protocol and standard encode / decode rule, we can realize the resource sharing between different libraries. this article advances a set of solution scheme for the implementation of inter - library loan on the internet environment, and gives some discussion about the key elements for the implementation which includes the process of apdu, the computer descriptions of asn. l syntax, the ber coding rules and the design for supporting db etc. the exact method and program for implementation of inter - library loan are also presented in the article
本文在詳細分析和研究館際互借協議內容和工作原理基礎上，根據我國圖書館目前的實際情況，給出了在internet環境下實現館際互借服務的解決方案，論述了基於windows2000操作系統下開發館際互借軟體的具體思路，討論了實現該協議的一些關鍵問題，包括apdu的處理， asn . 1抽象語法表示、 ber編碼規則、數據庫設計等，並給出了具體的解決方法和實現程序。 -
The basic characteristics of the current data network are point - to - point, connectless, doing one ' s endeavor, no quality of service, etc. these characteristics do not meet the requirement of real - time services, therefore, the realization of voip need support of the some key technology. these technologies includes : speech sound coding and data compression, real - time transmission and control, mute compression and multicast, acoustic - echo cancellation and comfort noise generator, dynamic monitor and guarantee of quality of network service, as well as, the compatible of different network and different protocol with each other
但現有的數據網路的基本特性：點對點的、無連接的、盡力而為的、沒有服務質量保證等特性並不適合與實時的業務要求，因此voip的實現需要一些關鍵技術的支持，這些技術包括：語音編碼和壓縮技術、實時傳輸和控制技術、組播技術、靜音壓縮和舒適噪聲生成技術、回聲消除技術、網路服務質量的動態監測和保證技術、以及不同的網路、不同的協議之間的互連互通等等。 -
Rate - distortion analysis and rate control play a key role in video coding and communication systems by providing the rate - distortion optimized compression performance, assuring the successful network transmission of the coded video data, and achieving the best visual quality at the receiver
為了取得最優化的壓縮效率，確保編碼數據在通道成功傳輸，並在接收端獲得最佳的視頻質量，率失真優化和碼率控制技術具有重要的地位。 -
Scalable video coding ( such as mpeg - 4 fgs and jvt svc ) and streaming is one of the most promising technologies. in this thesis, we investigate the key problem of scalable video coding and streaming : rate - distortion analysis and approximation, with which we also design some simple and effective smooth quality reconstruction algorithms of video streaming
本文主要的內容和創新點包括:由於廣義高斯分佈ggd （ generalizedgaussiandistribution ）的高度靈活性，理論上和實際中它都可以非常好地描述離散餘弦變換（ dct ）和小波變換（ wavelettransform ）的編碼系數（ transformcoefficients ） 。 -
For the job - shop problem, the operator selecting and algorithm realization based on working procedure coding and based on job coding is investigated in the paper. some key algorithm such as fitness evaluation function is given in detail. genetic algorithm is employed to search for the optimized parameters of pid controller applied to ship controling
對于作業車間調度問題，本文分別探討了基於工序編碼和基於工件編碼的調度問題的運算元選擇和演算法實現，對于關鍵演算法如適應度評價函數的實現進行了詳細的討論，並給出了具體的實現步驟。 -
Based on the mapgis software, this paper discusses the method of dividing layer, assigning layer, coding layer of graphic data and the method of coding id key character related to the attribute data in the process of establishing the geological disaster information database of wayaogou valley of xining city
摘要介紹了基於mapgis平臺建立瓦窯溝流域地質災害數據庫過程中，圖形數據的圖層劃分、命名、編碼及與屬性數據相連接的id關鍵欄位的編碼方法。 -
The functional model and information model are built with idef base on the basic model for bom management. this dissertation thoroughly analyzes the key modules of bom management. the solution for computer coding is brought forth, and the dynamic model of process management is put forward, and the solution for static privilege management and dynamic privilege management is brought forward
然後以bom管理原理模型為基礎，利用idef的方法建立了bom管理的功能模型和信息模型，並對bom管理相關關鍵單元模塊進行了詳細分析，提出了計算機編碼的解決方案，給出了bom配置設計時使用的動態流程管理模型，並給出了bom管理的動態權限管理和靜態權限管理的實現方案。 -
Simulations over coding channel show that the more correct bits we know the better the performance is. the key point of constraint viterbi algorithm is how to provide the reliable constraint condition and make full use of it
通過在編碼通道模型上的模擬表明，已知正確的約束位越多，分佈的越密，則提高的性能越明顯。 -
This test platform is simplified ofdm digital television transmission system. the test platform provides a quick and efficient tool to testing the efficiency of ldpc coding for the setting up of dtv standard, without the need of the completing whold dtv system, saving time, improving work efficiency. even this platform is simplified version, but it still has all the key technique of dtv transmission system, accumulating experiences for the design of dtv transmission system, and it can easily expands
由於數字電視傳輸系統是一個復雜龐大的工程，為了驗證數字電視傳輸系統中ldpc編碼的效率，以便於標準的確立，窄帶ldpc解碼-誤碼測試平臺就提供了一個快速，有效的編碼測試工具，而不用等整個系統完整的收發端設計完成之後才進行測試，大大的節省了時間，提高了工作的效率，有利於數字電視傳輸標準的盡快確定。 -
According to this requirement, the railway mobile digital communication system based on the gsm system for mobile communication is put forward in this paper to accomplish the data transfer between the control center and the locomotive. in this paper, the design of the ms ( the mobile station ) and the erected bs ( the base station ) out of the gsm cover is carried out. last we discuss the key techniques of the railway mobile digital communication system, the handoff and the error _ correct coding
本文針對這種要求，在gsm移動通信系統的基礎上提出了建立電力機車移動數字通信網以實現機車與控制中心之間的數據傳輸的方案，設計了系統中車載移動臺、 gsm覆蓋區外自建基站的基本構造，分析了系統中越區切換、糾錯編碼等關鍵技術，並詳細的闡述了其實現方法。 -
The characteristic of h. 264 standard can be concluded mainly into three aspects. it is more practicable, more adaptive to ip net and mobile system and it improves the key components of coding structure based on hybrid video coding framework. for example, it adds coding mode decision, multi frame prediction, context - based adaptive variable length coding ( cavlc ), 4x4 integer transform, loopfilter, etc. the improvement in performance leads to higher computational complexity in the new standard
H . 264的技術特點可以歸納為三個方面，一是注重實用；二是注重對移動和ip網路的適應；三是在混合編碼器的基本框架下，對其主要關鍵部件都做了重大改進，如多模式運動估計、幀內預測、多幀預測、基於內容的變長編碼、 4 4二維整數變換等。 -
The main contributions of this dissertation are as follows : 1 ) forms a scheme of network maintance as well as realiztion of the problem testing software after a thorough analysis of the regular network problems and a pertinent comment on the merits and demerits of the network detection and maintainance methodology. 2 ) presents approaches to the realization of principles of network health testing, network resources list and connectivity testing in the network problem testing software, and gives a in - depth analysis of the key issues in design process with vivid flow charts and convincing testing results. 3 ) ponits out possible problems and offers feasible solutions in the migration and development of the embedded software from six aspects, touching upon byte order, semaphore, coding optimization, etc. 4 ) discusses the exception handling mechanisms and debugging process for the sake of improving software robustness
本文的主要工作如下: 1 ）研究了以太網常見故障並對網路探測維護方式的優缺點進行了詳盡分析，根據項目要求確定了本系統的網路維護方案，並對故障測試軟體的總體實現方案進行了設計; 2 ）闡明了網路故障測試軟體中網路健康測試、網路資源列表、連通性測試的原理，提出了相應的實現方案，分析了設計過程中的關鍵問題，並給出軟體流程圖和測試結果; 3 ）從位元組序、信號量、代碼優化等六個方面談論了嵌入式軟體在移植開發中的注意事項; 4 ）為提高軟體的健壯性，討論了本嵌入式系統軟體採用的異常處理機制以及軟體調試過程中的。 -
With the widely applied of web technology in catering, the information management system of restaurant based on internet is developing fast 。 based on the local area network, this subject researches and completes the foregrounding of restaurant achieved on the electronic business platform by using java and network database technologies 。 by combining all of these, this paper researches the foregrounding of restaurant, and brings forward the scheme of completing system based on b / s mode 。 all research and work including the process of development of enterprise information nowadays ; the research on net application of java ; the design of developing platform ; the research and design of system frame and function ; the research and realization of the database design ; the design and realization of the room information 、 client information 、 sell information and the adding menu of the management system of manager 。 among these i mainly research the following key technologies : the design of data flow diagram and entity - relationship diagram ; the modeling of virtual floor using java applet and java gui ; the linking realization between jsp and sql sever 2000 ; the design of room - query 、 reserving - room and the judgment of reserving again ; the design of coding and ordering fishes list ; the design of checking - out of the system ; the design of the cancel of the order 、 statistics of the consumption and the inputting of data of the manager 。 this system completes the restaurant booking - room 、 ordering - dishes 、 checking - out and helping based on local area network, and completes the information query and adding data of the manager 。 at last, by testing, the system shows that the system is feasible and the good effect expected can be acquired, and it greatly enhances the restaurant information 。
主要研究工作包括:國內外企業信息化的發展歷程; java的網路應用研究;系統的開發平臺設計;系統體系結構和功能模塊的設計;數據庫設計的研究和實現;管理員管理系統的包間信息、客戶信息、銷售信息和菜譜添加的設計與實現。其中重點實現了如下關鍵技術:數據流圖和e - r圖設計; javaapplet和javagui相結合的虛擬樓層建模; jsp網頁與sqlsever2000數據庫的連接實現;訂包間系統的包間查詢、訂包間和重復訂包間判斷設計;點菜系統的編碼設計和點菜單設計;結賬系統的賬單計算;管理員管理系統的訂單取消、消費統計和數據輸入等設計。本課題研製的餐館前臺信息管理系統實現了餐館的局域網前臺訂包間、點菜、結賬和幫助功能;同時實現了管理員管理系統的信息查詢和添加數據等功能。 -
The main content of the project contains the status of the rfid application research, the principle of the signal process and coding of the rfid application system, the principle and design of the rfid security system, the principle and design of the rfid card reader device, the design and implementation of the embedded ethernet communication module and it ' s key technology, the analysis and the implementation of the eatery rfid application system, the general scheme of the project and the synthesis and the prospect of the research
課題研究的主要內容如下： rfid應用研究現狀，射頻識別應用系統的信號處理及編碼技術，射頻識別應用系統的安全原理及設計，射頻識別應用系統的讀寫設備設計原理及應用開發，嵌入式以太網通信模塊的設計及關鍵技術，食堂射頻信息管理系統應用設計，食堂射頻識別應用系統的總體設計與課題總結與展望。 -
Then describe three aspects of the key techniques of using linux as the development tools of embedded system including the real - time variant of linux ? ? rt linux and it ' s principle, implementation and the programming ; the network coding in linux kernel and the analysis of linux network device drivers and the online debug environment of linux kernel and rtlinux kernel. i have also involved the implementation of embed linux / rtlinux in a floppy to simulate the embedded environment. in the last part of this thesis, i give the suggestions and prospect of the development of a mature embedded system which have the most competition ability in china market base on the current work
緊接著，分兩個方面論述使用linux進行嵌入式系統開發的便利，包括linux的實時變種? ? rtlinux的原理、實現方案和編程方法，並且編程實現了一個計算實時任務調度時間的軟體； linux網路設備驅動程序的分析和利用到嵌入式系統中的方案；然後，以作者在黑龍江傲立信息有限公司課外實習期間的實際工作經歷，介紹了基於lineo公司的ucsimm開發評估板進行嵌入式設備開發的一般過程。 -
Research on key technique and algorithm of new video coding h
264視頻編碼的關鍵技術及演算法 -
In this paper, a thorough study is carried out over the key algorithms of distortion constrained video codec, several optimization methods are proposed to enhance the coding speed and promote the applications of video coding in actual practice
為了進一步提高編碼速度，促進視頻編碼技術在多媒體通信領域的實際應用，本文對限失真視頻編碼的關鍵演算法進行了深入的研究並提出了多種優化方法。 -
Tp - 86, polarizing coding key overstress test procedure for electrical connectors and sockets
電連接器和插座的tp - 86偏振代碼鑰匙超應力試驗程序
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