級聯數字 的英文怎麼說
中文拼音 [jíliánshǔzì]
級聯數字
英文
cascade digital- 級 : Ⅰ名詞1 (等級) level; rank; grade 2 (年級) any of the yearly divisions of a school course; gra...
- 聯 : Ⅰ動詞(聯結; 聯合) unite; join Ⅱ名詞(對聯) antithetical couplet
- 數 : 數副詞(屢次) frequently; repeatedly
- 字 : Ⅰ名詞1 (文字) character; word 2 (字音) pronunciation 3 (字體) form of a written or printed ...
- 數字 : 1. (表示數目的文字; 表示數目的符號) figure; digit; numeral; character; numeric character 2. (數量) quantity; amount
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The simulation and experiments indicate that these two methods are simple, fast and accurate. a new optimal design of interleaves based on cascaded mach - zehnder interferometers is also presented. as compared with the two existing methods ( digital signal processing methods and fourier filters ), the present method is simple and intuitive
本論文分析了mach - zehnder干涉儀級聯形式之間的關系,提出了通帶平坦化分叉復用器的新型設計方法,與現有兩種方法(應用數字濾波器設計方法以及傅立葉展開法)相比較,本文提出的設計方法直觀、簡單。Is - 95, a wireless digital cellular standard based on cdma ( code division multiple access ), adopts convolution code as its channel coding part. the third generation wireless cellular standard adopts turbo coding, which stems from convolution coding, as its channel coding part
以cdma ( codedivisionmultiplexaccess )為基礎的數字蜂窩標準is - 95採用卷積碼作為其糾錯方案;第三代數字蜂窩無線通信標準也採用并行級聯卷積碼( turbo碼)作為其糾錯方案。In order to grasp the urban system processes and evolution pattern of hunan province comprehensively, this article has made further discussion on its structure characteristic : through regression analysis, graph analysis and statistics analysis of the time series data and cross sections data, by combining with the fractal theory, we induce the following conclusion : the hierarchical size structure presents the law of the primate city, the rank - size rule and pyramid structure characteristic, but it also has the insufficient development problem of the high hierarchical size city. by using the gravitation model, we found out that the economy relation intensity among those main cities is weak while the structure is loose. based on the urban layer system of economic development level and industrial structure evolution of the cities in hunan province, this article then induces the function combination among the five urban agglomerations in hunan province
為全面把握湖南城市體系的運演規律,本文對其結構特徵作了進一步的探討:通過時序數據和截面數據的回歸分析、圖表分析和統計分析,結合分形理論,得出了其等級規模結構分佈呈現出首位分佈、位序?規模分佈和金字塔結構特徵,以及存在著高層次城市發展不足的問題;運用場引力模型發現該省主要城市間的經濟聯系強度較弱、結構鬆散,在歸納出該省城市經濟發展水平的層次體系、產業結構演變的基礎上,導出了該省城市體系的五大城市群職能組合;結合空間結構體系、路網交通條件和經濟發展狀況,對該省城市空間分佈狀態進行了定性分析,研究表明該省總體上處于極化階段,各個具體區域,分佈階段不一,差異較大。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。And the office of the united nations high commissioner for refugees ( unhcr ) has documented 12, 000 in malaysia, but admits there may be twice that number
聯合國難民事務高級特派員辦公室記載著在馬來西亞的12000人,但是他們承認實際人數可能是這個數字的兩倍。As the step of the color tv ( the second generation ) to the digital tv ( the third generation ) is larger and larger, the research of digital television terrestrial broadcasting ( dttb ) become more and more important in china, we are concentrating on the standard of dttb which is suit for our country after describing and analyzing the technical stipulation and speciality of dttb, this paper compares atsc 8 - vsb with dvb - t cofdm and isdb - t bst - ofdmo the emphasis of this article lies in the technical solution about transferring system, channel coding is important component of dttb, which can resist from the bad circumstances o because of lots of varieties and different performance, channel coding become one of the emphasis of the research work this paper analyzes and researches the theory and performance of the different channel coding particularly, points out an effective theoretic analysis method and computer demo of performance comparison a theoretical method for estimating the performance of concatenated codes is proposed in this paperc this is achieved by combining the performance of single level coding rayleigh fading channel and the character of channel modulation it may be useful to research and development of the future digital television terrestrial broadcasting standard of our country
通道糾錯編碼是數字電視地面廣播傳輸系統的重要組成部分,是抵禦地面惡劣環境的有效手段。由於通道編碼的種類繁多,性能各異,因此是目前研究工作的重點之一。本文詳細分析和研究了幾種通道糾錯編碼的原理和性能,並針對外碼內碼級聯糾錯結合地面通道瑞利衰落提出了一種有效的理論分析方法和性能的計算機比較演示方案,總結了不同級聯方案的性能特點,對於我國目前的數字電視地面廣播標準的研究和通道級聯糾錯方案的確立及其參數選擇具有一定的參考價值。Become a kind of new electronics circuit - current - mode circuit. it is replacing the traditional design method of the voltage - mode in the high frequency high - speed signal processing realm 。 this thesis mainly discussed the modified second - generation current conveyors based on the current - mode kinds of new cuicuit components, they are stronger modified standard current - mode parts in fuctions on this foundation. mainly including the modified differential difference current conveyor ( mddccii ) 、 the fully balanced second generation current conveyor ( fbccii ) 、 ( full balances ) four - terminal floating nullor ( fbftfn ) and the current differencing buffered amplifier ( cdba ), they are all function very strong standard current - mode parts, they all can provide some circuit functions of better than general operation amplifier, because they have the voltage importation and the current importation, therefore use it since can carry out the voltage - mode signal processing circuit expediently, can also carry out the current - mode signal processing circuit expediently, and have to increase the benefit bandwidth to accumulate more widely than the voltage - mode, but have their advantages more according to the current - mode filter of the modified current conveyor, because it constitutes in brief, the filter wave function is stronger and they are better than in general use operation amplifier of many advantages, be easy to composing for example 、 high speed 、 frequency bandwidth 、 the power supply voltage requests low 、 consume small, the impedance is different from etc. advantages, otherwise they have biggish dynamic range, and flexible circuit synthesize, so they are the best active parts
從第二代電流傳輸器ccii入手,重點研究了以下幾種改進型的第二代電流傳輸器:改進的差動差分電流傳輸器mddccii 、全平衡第二代電流傳輸器fbccii 、多輸出四端浮地零器ftfn 、全平衡四端浮地零器fbftfn 、電流差分緩沖放大器cdba的電路結構及其模型。然後在此基礎上系統地研究了基於這幾種改進型的第二代電流傳輸器的濾波器的設計方法,主要方法和結果如下:利用mddccii設計了差分式連續時間電流模式低通、帶通濾波器;電流模式跳耦結構考爾低通濾波器;利用fbccii設計了帶通二階節濾波器及電流模式雙二階通用濾波器;設計了基於多輸出端ftfn的電流模式二階通用濾波器電路;通過數字化開關選擇的基於fbftfn的電流模式通用濾波器;設計了基於最少個數電流緩沖放大器(兩個cdba )的多功能通用電流模式濾波器及其在非理想因素情況下分析。設計濾波器的主要方法是採用級聯設計、運算模擬(信號流圖法)和反饋設計(跳耦法) 。Address of applicant of number of card of the member that name of applicant of full name of the member that ws021 touchs duty to apply for to examine and approve watch enterprise to code duty wu registers date to do tax does tax contacts a phone to apply for to support imposition argument : legal person delegate : date ( official seal ) the place of imposition of proof content categories of taxes that proves much capture imposition belongs to period to answer capture amount already capture amount already capture by name of proof of date of card name pay many capture amount touchs capture imposition circumstance to touch name of tax items of name of capture categories of taxes to have those who owe tax : this watch sets upright type 16 times one type triplet, should be accompanying already duty proof photocopy appears in the newspaper along with all the others
Ws021抵稅申請審批表企業編碼稅務登記號辦稅員姓名申請人名稱辦稅員證號申請人地址聯系電話申請抵稅款理由:法人代表:年月日(公章)證實多繳稅款的憑證內容稅種稅款所屬時期應繳金額已繳金額已繳憑證名稱繳納日期憑證字號多繳金額抵繳稅款情況抵繳稅種名稱稅目名稱有欠稅的應先抵繳欠稅抵繳本期稅款金額稅款所屬時期抵繳金額申請數批準數申請數批準數留抵總金額基層稅務機關核實意見年月日(簽章)上級稅務機關批準意見年月日(簽章)注:此表16開豎式一式三份,應隨同已稅憑證復印件一併上報。The thesis discussed software engineering multimedia course ware system authoring method and flow in the end. the course ware authored by fiashf and ream weavers develop toot. not only is the content rich, graphics and texts ail had, automatic picture novel and imaged, but also took up small space, it is convenient to delivery dates in the condition of current network it use automatic effect button, move character controlled, mask display and so many peculiar effect
該課件採用dreamweavers和flash5開發工具進行製作。本課件不僅網頁內容豐富,圖文並茂,動畫新穎形象,而且佔用空間比較少,便於在觀有的網路狀態下進行數據的傳送。在製作過程中,我們大膽的嘗試,採用了壓縮大綱、圖片文字、級聯格式、分層等最新的dhtml技術來構造課件。Mapping table of user and role is established through their relevance, and authorizing table of role and table is obtained in terms of map relevance among role, database, database table. by the role ' s flag number, certification server dynamically applies different secure identification technique to give identification to users, and gives authorization decision according to result of identification. the method realizes authorization through program, and is not dependent on concrete database
根據用戶與角色的映射關聯來獲得用戶和角色的映射表,根據角色、數據庫和數據庫表映射關聯來獲得角色和數據庫表的授權表,通過角色的標識數字,認證服務器動態採用不同安全級別的認證技術對用戶進行認證,並能根據認證結果作出授權判斷,這種方法使用應用程序來實現授權而不需依賴于具體數據庫。The “ forum on city informatization in the asia - pacific region ( ciapr ) ” is initiated in shanghai in 2000 by the shanghai municipal people ' s government and the united nations department of economic and social affairs ( un / desa ), in response to the call for bridging the digital divide of the “ ecosoc ministerial declaration ” and the united nations millennium summit
上海市人民政府和聯合國經濟與社會事務部為響應《聯合國經社理事會部長宣言》和「聯合國千年首腦會議」提出的「消除數字鴻溝」倡議,於2000年在上海舉辦了首屆亞太地區城市信息化高級論壇。This system is based on two altera ’ s statixii series fpga chips ep2s180f1020c5, and the tunner dtt7579 and the chip ad9433, together composed the main hardware platform. the hardware description system running on the fpga is the core of digital down converted sysgtem, synchronization system, estimation and equalization of channel system, 3780 - point fft ofdm demodulation system, frequency equalization system and ldpc decoding
以兩片altera公司的stratixii系列ep2s180f1020c5級聯為基礎構建了系統主硬體處理平臺,結合湯姆遜公司的調諧器dtt7579以及ad9433組成了系統的硬體構架fpga可描述硬體系統的核心任務包括數字下變頻,同步和通道均衡與估計, 3780點fftofdm解調,頻域均衡, ldpc解碼。Conventionally, dtv systems adopt coding schemes such as rs or convolutional codes, or concatenated codes, where the error correction performance is still quite far away from the shannon limit
通常的,數字電視系統採用的通道編碼方案為rs碼或卷積碼,或二者的級聯碼,它的糾錯性能與香農極限相比,仍有一定的距離。In the event a manager is sacked, he can wait and apply for vacant positions, otherwise he may retire and re - add themselves, then select a team from a lower division as long as the team is outside of that divisions top six and take the obligatory roman numeral name penalty
如果一名經理被不幸解僱,他可以申請其他空缺的教練位置,或者退休后重新添加經理,然後選擇一個更低級別聯賽的球隊,所選低級別球隊必須在聯賽前六名之外,並接受必須的羅馬數字名字懲罰。分享友人