時基基準信息 的英文怎麼說
中文拼音 [shíjījīzhǔnxìnxī]
時基基準信息
英文
time base reference information-
The construction of land use status information system improves the accuracy and the trends of times of land use information, it automatically stores, manages, researches, inquires, counts, analyzes, renews and defends land use status graph which is digital, solves the problem of the renewal of land use status graph and data. it provides not only modern technology means for everyday professional work in county level land management department, but also basic data and scientific basis for land use renewable investigation, dynamic monitoring, land use totality planning. on the other hand, it lays a foundation for the establishment of cropland transform system, land exploitation and readjustment, approvable management system of construction project used land, management system of rural land register
土地利用現狀信息系統的建設，提高了土地利用現狀信息的準確性和現勢性，實現了對土地利用現狀圖件的存儲、管理、檢索、查詢、統計、分析、變更、維護的數字化和自動化，從根本上解決了土地利用現狀圖及數據的更新問題，不僅為縣級土地管理部門的日常業務工作提供了現代化的技術手段，而且為土地利用變更調查、動態監測、土地利用總體規劃提供了基礎數據和科學依據，為農地轉用制度、土地開發整理、建設項目用地審批管理制度及農村地籍管理制度的建立莫定了現代化基礎，同時也可為土地利用動態監測、土地利用規劃、建設用地的審批和管理提供技術服務。In the system, the collimation semiconductor laser - scanned beam scanning two perpendiculars direct of one plane of the measured workpiece at the same time is made. the beams with the dimension information of two perpendiculars direct are processed by the scanning receive system, the high - speed photoelectric transition and electronic data process. two measured results of the diametric directs and ellipse tolerance, etc, parameter, of the turning workpiece on the same plane are obtained by non - contact automatic measurement
在單向激光掃描檢測技術的基礎之上，提出了一種雙向激光掃描檢測系統，其採用激光掃描檢測技術與特殊光學系統相結合，用準直半導體激光掃描光束對被測工件徑向某一截面的兩個相互垂直方向同時掃描，經掃描接收光學系統、高速光電變換、電子學系統和微機數據處理系統，對將攜帶有垂直方向被測量信息的光束進行處理，實現了回轉體工件同一截面兩個垂直方向的徑向尺寸和橢圓度等參數的非接觸自動測量，解決了同時非接觸測量回轉體零件同一截面兩個徑向尺寸的難題，它具有高速，高精度和非接觸自動測量等特點。So the communication and manipulation among home equipments become more convenient and flexible, it impels the engendering of open system and lays the foundation of intercourse between indoors and outdoors
語義信息模型的建立為家居內部的信息傳遞和利用更加靈活和有效，在標準化統一模式的基礎上增進了系統的開放性，同時也為與外部環境的交互奠定了基礎。This paper researches and analyses the developments of web technology and magnetostrictive transducers from world wide region. the paper also analyes the characteristics curve of magnetostrictive transducers based on its equivalent circuit and researches the method how to make sure its syntony frequency and its electric simulation network parameters. at the same time, by using jsp technology, a magnetostrictive transducer electric simulation application is designed based on b / s three - tier system structure. the experiment data is fitted by curve fitting module. the equivalent input impedance of it with stimulate loop is separated based on the results of curve fitting and the syntony frequency and electric simulation network parameters of magnetostrictive transducers is determined by the input impedance. the method presented in this paper can determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers with a better accuracy than the testing method of syntony & anti - synton y. further more, jsp, the advanced technology at current, has been used to realize a magnetostrictive transducer web electric simulation system. the system has good human computer interface and the function of resource sharing and information publishing. the research of this paper and its achievements have some practical merits in the researchful and applied fields of magnetostrictive transducer
用java編程語言編寫的曲線擬合模塊，對輸入的實驗數據進行了最小二乘法的曲線擬合；根據曲線擬合結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時由機械振動形成的等效輸入阻抗，並由此輸入阻抗確定磁致伸縮換能器的諧振頻率及電氣模擬網路參數。本課題提出的方法與傳統的諧振?反諧振法相比，能更準確地確定磁致伸縮換能器的諧振頻率及其電氣網路參數。同時，採用當前比較先進的web技術，實現了基於jsp的磁致伸縮換能器web電氣模擬系統，該系統具有良好的人機界面和資源共享、信息發布功能。Fault location techniques are used to pinpoint location of the fault on a tra - nsmission line. transmission line faults must be located accurately to allow maintena - nce crew to arrive at the scene and repair the faulted section as soon as possible, which can relief the burdens of patrol personnel and reduce the revenue losses due to power outage. the accurate fault location alogrithms play an important role in power system safety, economy and reliability. in this paper, diversified fault location algorithms are summarized. according to the principles of algorithms, they can be classified into two categories : impedence based algorithm and traveling wave based algorithm. based on the analysis and comparission of each algorithm, the corresponding merits and app - lication limitations are presented
精確的故障定位為現場巡線工作人員及時提供準確、可靠的信息，減輕人工巡線的負擔，同時加快線路的恢復供電，減少因停電造成的綜合經濟損失，為提高電力系統運行的安全性、經濟性和可靠性發揮重要的作用。本文總結了現有的各種測距方法，根據測距的原理將其分為阻抗法和行波法兩大類，對各種演算法的優缺點及適用范圍進行了分析，在此基礎上提出了一種組合的測距方案，並對演算法進行了模擬分析。An improved interactive dynamic multimedia synchronization model ( idsm ) based on tpn is proposed. the new model takes the dynamic synchronization properties and the demands of the priority of key medium and the function of user interaction in the distributed systems into account, introduces the allowed blocking time, backtracking rules and so on to handle the problems caused by random delay, blocking or lost packets, and describes the temporal behavior of multimedia information stream fully, accurately and formally. 4
提出了一個新的基於tpn網的互動式多媒體動態同步模型idsm ，該模型充分考慮到分散式環境中多媒體的動態同步特性以及關鍵媒體的優先權和人機交互要求，通過引入容許阻塞時間、回溯演算法等有效克服了網路隨機延遲、阻塞和丟包等因素的影響，以形式化的方式完整、準確地描述了多媒體信息流的時間行為。From the result we get the following conclusion : for narrow - band signal, the effect of the method based on fft is best. for wide - band signal, when snr is up to certain degree ( higher than - 7db or so ), the curves of square error of modified methods are more obvious and closer to crb. for an echo composed of more than one frequency or direction, space - frequency distribution could show more direct information of frequency and direction, which is more advantaged to make precise judge and estimation for doa of echo
從估計結果發現，對于窄帶回波信號，基於fft的方法估計性能大大優于其他方法；對于寬帶回波信號，在信噪比達到一定程度（高於約- 7db ）時，補償后的幾種估計法的性能改善均比較明顯，誤差曲線越來越接近crb曲線；對于回波中存在多頻率多方位的情況，空間?頻率分布圖能提供較為直觀的頻率及方位信息，因此應用空間?頻率估計法來進行方位估計，更有利於進一步對回波的具體方位進行準確判斷和估計。Thispaperhasstudiedonthedatalinkinterfacetechniqueoftacticalcontrolsystem. firstof all, functional requirement and the important role of data link interface in tactical controlsystem is introduced ; secondly, with object oriented method, the characteristic of uav taskcontrol process is analysed, and then uav task control information model is established, anddata link interface standard of tactical control system is designed based on this model, including message format and transmission mechanism ; thirdly, data link control module isdesigned based on embedded linux operating system and has realized conversion betweendata link standard interface and the private interface of uav data link ; and then, combinationreal time corba middleware and its event channel, data link control modular componenttechnology is studied, and realization scheme is put forward ; finally, demostration is madebased on prototype of tactical controlsystem, which verify the validaty of data link interfacestandardandembeddeddatalinkcontrolmodules
本文對戰術控制系統中的數據鏈介面技術進行研究:分析了數據鏈介面在戰術控制系統中的功能需求;採用面向對象的方法，分析無人機任務控制問題，建立了無人機任務控制信息模型，並基於該模型設計了數據鏈介面通信協議，包括報文格式和傳輸機制;基於嵌入式linux系統設計了數據鏈介面控制模塊，實現了數據鏈標準介面與無人機數據鏈私有介面之間的相互轉換;結合實時corba中間件及其事件通道，研究了數據鏈介面控制模塊組件技術，並給出了實現方案;通過戰術控制原理實驗系統的演示實驗，驗證了數據鏈介面通信協議和嵌入式數據鏈介面控制模塊的有效性。T he simulation and optimizing control for large - scale complex systems are depended on the models which can describe the system ' s hierarchical organization structure and dynamic behavior appropriately and accurately. there are many kinds of data ( quantificational, quasi - quantificational, qualitative ) when simulating and modeling for complex systems. these datas reflect the behavior from different levels and aspects and they always describle the systems in different granularity and resolution
復雜系統的模擬和優化控制是以建立對象合理而準確的數學模型為基礎的，但復雜系統本身具有一定的復雜性，對其進行建模和模擬時，會存在大量不同模式的信息數據（定量的、半定量的、定性的） ，它們從不同角度不同層次反映系統的行為，而且往往具有不同的粒度和解析度，傳統的建模方法不能滿足復雜系統的要求。Aiming at this problem, the main research issues and achievements in this paper are as follows : bi - directional data transformation between rdb and xml with semantic constraints preserved for most of existing researches on static data transformation between xml and rdb, dtd is taken as the schema description language for xml, and the semantic constraints are often lost during the transformation process. to overcome these disadvantages, the author adopts xml - schema, a standard schema description language proposed by w3c to replace dtd, as the description method owing to its more powerful functions than dtd, and of course with the syntax much more complicated. after analyzing the constraints characteristics in both xml - schema and relational schema, a semantic constraints - preserved algorithm is proposed which can realize the bi - directional schema mapping between rdb and xml through a formalized description of xml based on regular tree and a general expression for relational schema based on direct graph approach
保留語義約束的xml與rdb雙向靜態數據轉換技術現有研究大多採用dtd （ documenttypedefinition ，文檔類型定義）作為xml的模式描述語言，並且在模式映射過程中丟失語義約束信息，本文分析了xml - schema （ xml - schema採用與dtd完全不同的語法，數據描述能力更強同時也更為復雜，已被w3c確定為替代dtd作為xml模式描述語言的標準）及關系模式的語義約束特徵，通過基於正則樹的xml形式化描述方法以及基於有向圖的一般關系模式表示方法的研究，建立保留語義約束的xml - schema與關系模式的雙向模式映射演算法，實現了xml與rdb的雙向數據轉換，較好地解決了xml與rdb在靜態數據轉換層面的數據集成問題，可有效滿足企業大量rdb數據面向xml的發布以及與日俱增的xml數據存入rdb的應用需求。A lot of network management functions benefit from accurate and up - to - date knowledge of topologies, such as performance evaluation, event correlation, fault location, resource allocation and etc. this paper mainly deals with the design and implementation of the topology management subsystem ( tms ) in a snmp - based nms which supports three parts of functions : discovering of osi layer - 3 and layer - 2 topologies, visualizing them as topology graphs, and editing the graphs
準確且及時更新的網路拓撲信息是性能評估、事件綜合分析、故障定位、資源管理等網管功能的基礎。本文論述了一個基於snmp的網管系統中拓撲管理系統的設計與實現。該系統提供osi第3層和第2層上拓撲的自動發現、拓撲圖的自動生成以及拓撲圖的編輯等功能。This thesis explains the necessity of the character recognition technology of the computer at first, describe the meaning in which the handwritten numeral discerns ; pretreatment technology of handwritten numeral recognition, including two value, line segmentation, word segmentation smooth, removing noising, standardization and thinning are discussed two value concretely discusses whole threshold value, some threshold value, dynamic threshold value and utilize space information to carry on threshold, which are several kinds of common method of choosing threshold value, especially utilize space information to carry on threshold value is describe in detail ; adopting to the foundation of thinning based on mathematics morphology, thinning algorithm of serials same and thinning algorithm of protecting shape are discussed ; afterwards, according to principle ' s diagram of the on - line character recognition, by analyzing the structure feature of the handwritten numeral, this thesis has proposed the online recognition te chnology of the free handwritten numeral based on the stroke feature and the online recognition technology of the free handwritten numeral based on the multistage classifying device. detail narrated noise removing, stroke characteristic definition and discernment, distance criterion of whole word match ; then under the foundation of handwritten numeral segmentation, off - line handwritten numeral recognition is researched. especially minimum distance classifying device, tree classifying device and adaptive resonance ( art ) network classifying device is discussed at the same time, believes degree analyses are introduced to integrate a lot of classifying devices ; at the end, the typical application of the handwritten numeral recognition was briefly narrated, its application in extensive data statistics, financial affairs, tax, finance and mail sorting have been explored
二值化時對整體閾值二值化、局部閾值二值化、動態閾值二值化和利用空間信息進行閾值選取幾種常用的閾值選取方法進行討論，特別對利用空間信息進行閾值選取進行了詳細論述；在對通過對基於數學形態學的細化的基礎上，討論序貫同倫形態細化演算法和保形的快速形態細化演算法；然後依據聯機字元識別原理框圖，分析了手寫數字的結構特點，提出了基於筆劃特徵的任意手寫數字在線識別技術和基於多級分類器任意手寫數字在線識別技術，對其中涉及的筆劃識別前的噪聲處理、筆劃間特徵量的定義及識別、整字匹配的距離準則進行了詳細敘述；繼而在對手寫數字的分割的基礎下對脫機手寫數字識別進行了研究，對基於最小距離分類器字元識別、基於樹分類器的字元識別、基於自適應共振（ art ）網路的字元識別分別進行了詳細討論，並引入置信度分析將多個分類器進行了混合集成；最後簡單闡述了手寫數字識別的典型應用，對其在大規模數據統計、財務、稅務、金融及郵件分揀中的應用進行了探索。Firstly, we have put forward a mathematic form ? interest vector - to express the user ' s interest and have given a formula to calculate quantificationally the interest degree of interest item. secondly, we apply the method of reinforcement learning to intelligent learning agent to make it leam the user ' s interest more precision, more quickly and more efficiency, to make it discover the divert of the user ' s interest in time. thirdly, we have developed a mean of information search and filtrate on user ' s interest
這些研究工作主要體現在：提出用戶興趣的數學表示形式? ?興趣向量，並提出定量地計算用戶對興趣項的興趣度的計算方法；提出採用強化學習演算法，使智能學習agent能夠更準確，更快速和更高效地學習到用戶的興趣和及時發現用戶興趣的轉移；提出面向用戶興趣的信息搜索和信息過濾方法；提出一種基於對象的agent編程模式，也稱為用擴充oo建模技術或方法學的適用性來設計agent系統。On the one hand, the high standard requirement of stock market and high growth requirement of venture capital leave smes no choice but to resort to the banking industry ; on the other, when borrowing from banks, they are confronted with difficulties in collateral, soft information and loan size, for they do not have sufficient assets for collateral nor adequate system of finance and their need for funds is small in size and pressing in time
一方面，股票市場的高標準要求、風險基金的高成長要求，使得中小企業融資只能求助於銀行業；另一方面，由於缺乏足夠的抵押資產和完善的財務系統以及需求資金規模小、時間急，中小企業向銀行融資時面臨抵押難題、軟信息難題和規模難題。The table will write down all about the electronic records during their life period. the content noted in the table will be the only basis on original and reality " testing of electronic records ". the major task of the second levels is to build the tight filing rules, moreover, combined the " life cycle table ", to build the test system to assure the original and the reality of the information during filing ; the assignment of the third level is to build testing and restoring measures of the original and the reality. by maintaining the media of electronic archives or building information file of electronic archives etc, electronic archives can maintain their available ^ visuak understandable during their deadline ; meanwhile, to build the safe control of the system through the workers dispersed authorization and deterring skills, to formulate the standards of the protective system, such as the standard of the basic structure of united electronic records ^ electronic archives. all of this is important to protect the original and the reality of electronic records and electronic archives
「生命周期表」所記錄的內容將作為電子文件歸檔時檢驗原始性、真實性的唯一依據；電子文件歸檔管理層中的主要任務是要建立起嚴密的歸檔制度，同時結合「文件生命同期表」建立檢驗措施保證電子文件在歸檔過程中信息內容的原始性、真實性；電子檔案保管層中主要任務是建立電子檔案數據原始性、真實性檢驗及原始數據恢復管理措施，通過對電子檔案載體的維護、建立電子檔案維護管理的信息文檔等工作，確保在保管期限中的電子檔案保持其可用性、可存取性、可理解性：建立電子文件與電子檔案原始性、真實性保護體系安全控制，通過對系統工作人員授權分散化、建立用戶標識與認證技術等措施確保「保護體系」安全運行；加強「保護體系」涉及的標準與規范的制定工作，如建立統一的歸檔電于文件、電子檔案基本結構等標準對保護電子文件、電子檔案信息原始性、真實性有著重要意義。Secondly, the identification algorithms of road traffic status are studied including methods of determining floating car sample sizes which are based on “ the relationship between floating car sample sizes and accuracy of traffic information detection ” and “ the relationship between floating car sample sizes and requirement of road network information detection ”. the road traffic identification algorithm grounded on the journey - time is analyzed. besides, road traffic identification algorithm based on average speed is put forward and the validity of these two methods is analyzed in the thesis
主要工作包括:從「浮動車數量與交通流信息檢測準確性關系」 、 「浮動車樣本數量與路網全方位信息檢測需求關系」兩方面對浮動車數量確定方法進行研究，給出了演算法模型;同時，分析了基於行程時間的道路交通判別演算法，提出了基於指數平滑法的平均瞬時速度道路交通判別演算法，並對兩種演算法的有效性進行分析比較。The hardware design which is the basis of the whole design based on sopc cooperates with the nios cpu to accomplish the functions of collecting ts information, detecting errors, and displaying information. the main content in this dissertation includes : ( 1 ) introducing the standard of mpeg - 2 system layer syntax and etr 290 standard about the three levels of detecting parameters ( 2 ) describing the structure and relationship of psi ; designing the hardware implement to accomplish the functions of collecting and analyzing ts information ( 3 ) analyzing and researching the three levels of detecting parameters to accomplish the partition of the hardware and software design, designing the detecting modules cooperated with the software and verifying the functions according to simulation ( 4 ) debugging and testing the design to verify it can achieve our requirements
論文的主要內容包括: （ 1 ） mpeg - 2傳送流系統層的語法規范的介紹和dvbetr290標準中關于對碼流進行三層檢查和監測的參數的介紹; （ 2 ）描述了傳送流特殊信息之間的結構關系，介紹了用硬體方式實現碼流基本信息的提取的設計方法，並將這些信息提供給軟體進行分析處理和結果的顯示，從而實現對碼流提取和分析的功能; （ 3 ）對碼流的三層監測參數進行了分析研究，完成設計的軟硬體劃分，通過硬體設計方式完成對各個監測模塊的開發工作和時序模擬驗證，實現碼流監測功能; （ 4 ）介紹了對碼流基本信息進行提取、分析和碼流檢錯的硬體設計的調試情況和實驗驗證工作，以及最後與軟體設計部分進行聯合調試的情況In view of the problems existing in air traffic control system that there are many types of tracking information and quality of the information is not consistent with time segments technique, a new algorithm, which is based on data of multi - types sensors is presented of time normalizing - extrapolating for data time - alignment
摘要針對空中交通管理中的多種類型航跡信息以及信息質量不一致等問題，採用了聚類的時間片技術，提出一種基於多類型傳感器數據信息的時間歸一化外推數據對準演算法，融合航跡數據，提高了航跡信息的一致性和準確性。If time base information is not necessary for the format conversion, the value of this parameter is ignored
如果時間基準信息對于格式轉換不是必需的，則忽略此參數的值。At the same time, the automatic method for corresponding points selection is discussed. by using the above novel elastic registration method, the mri - man data are registered accurately
同時，本文研究了基於互信息量的彈性配準中特徵點的自動確定方法，對特徵點的準確自動選擇問題進行了分析。分享友人