相對數字 的英文怎麼說
中文拼音 [xiāngduìshǔzì]
相對數字
英文
relative- 相 : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
- 對 : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
- 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 ...
- 相對 : 1. (面對面) opposite; face to face 2. (非絕對的) relative 3. (比較的) relatively; comparatively
- 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
-
Benchmarks among the three contenders are a mixed bag, but all three chips obtain quite similar performance all are remarkably fast, and suitable for intensive number crunching applications
盡管三個競爭者採用各自不同的基準,但所有這三種晶元卻獲得了相差無幾的性能(都很快,適用於對數字運算要求較高的應用) 。Finally, with the optimized chaos sequences, the results of software simulation on vhf - rc indicates that ds - ss outbalances the bpsk system without spread spectrum due to ber and the ds - ss with kent sequence is better than the one with golden sequence in some extend
最後本文對數字混沌序列進行了優選,在超短波中繼通道模型上的模擬結果表明混沌直擴通信相比于非擴頻的bpsk通信在誤碼率方面明顯較低;相對于線性擴頻碼( gold序列) ,同樣誤碼率較低。Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo
本文首先對數字減影血管造影( dsa )成像系統的組成結構和數據流向進行了深入研究和分析,並對系統中的數據流向進行了完整的歸納和總結,給出了x線數字成像系統中的高速大容量數據通道的設計方案;在對sdram的控制方式做了深入探討后,給出了實現大容量多條sdram共同工作的解決方案,在此基礎上設計了大容量幀存板實現對圖象數據進行高速存儲;通過對pci總線介面的深入研究,優化後端狀態機設計和低層驅動程序開發,給出了完整的pci介面方案實現高速dma數據傳輸,完全可以滿足視頻傳輸要求;深入研究了基於大規模可編程器件的數字系統設計方法,針對通用fifo使能信號漂移、輸出數據難于建立和保持等設計難點,提出了利用fpga中的鎖相環提供多個時鐘相移的信號來提高系統穩定性的解決方案,從而實現利用fifo來協調系統各模塊之間的數據高速傳輸。The digital watermark technology research is precisely developing rapidly under such kind of application request. the digital watermark is divided into text watermark, image watermark, audio frequency watermark and video frequency watermark from the carrier situation. at present, the digital watermark technology research has obtained the quite gratifying achievement already and its application already permeates many aspects of life
本論文先後介紹了數字水印、視頻數字水印的一些基本概念和相關情況,以及視頻水印方案的一些典型演算法;著重針對數字水印在電視領域的應用,闡述了應用於廣播監控的解決方案以及相應的水印嵌入和提取演算法。Adopting the new land use classification system, high - resolution digital satellite remote sensing image and domestic geographic information system, this paper analyzes and classifies information of land use of miluo city, and updates the land use database after examining it
摘要利用高解析度遙感衛星數據,採用國產地理信息系統軟體,在相應數字圖像處理軟體的支持下,採用新的土地利用分類體系,對汨羅市土地利用信息進行解譯分類,經野外核對后更新土地利用數據庫。In the first chapter, the history and the present situation of the dtv system is presented. the present dtv transmission system standards are given first, after that the dtv transmission draft we proposed is introduced compactly
第一章,在對數字電視相關的背景知識的講述基礎上,首先列舉了當前已有的數字電視傳輸標準及其相關主要參數,並對我們提出的數字電視廣播系統傳輸方案進行了簡要介紹。Based on the psf, some basic characters including reconstructed image lateral resolution and the size limit of the recorded object in the in - line phase - shifting digital holography are theoretically discussed
第四章討論了同軸相移數字全息中,相移角的選取、相移誤差以及量化誤差對再現像的影響。Due to the limitation of individual ability and technological condition, we still use some traditional analog technology and can not accomplish board debugging of front - end system. however, this paper is an innovative and valuable study of digital ultrasound system, which is benefit for the engineers who engage in the relative field
受個人能力與技術條件所限,最終沒有實現前端系統的下板調試,並且該方案設計中仍然沿用部分模擬技術,但整體上講仍然是對數字化超聲的大膽而有益地探索,對從事相關的技術人員有一定的借鑒意義。Chapter 4 : the influence of different phase - shifting angle of reference wave in recording, of the phase - shifting error and of the quantization error on the quality of the reconstructed image is investigated respectively in two - step phase - shifting inline digital holography. and an effective method of eliminating the phase - shifting error is presented, in which the summation of the intensity bit errors of the reconstructed image is taken as an evaluation function for an iterative algorithm to find the exact phase - shifting value. the feasibility of this method is demonstrated by computer simulation
通過數值分析不同相移角的選取對再現像的強度誤差的影響,發現再現像強度誤差依賴于記錄時相移角的選取,當相移角在一定范圍內,其再現像的強度誤差相對較小;提出了一種有效消除相移誤差的新方法,並將其應用於二步同軸相移數字全息,對此進行了計算機模擬,得到了很好的結果,證明該方法對于相移誤差的消除是很有效的;對量化誤差所作的數值模擬發現,當信號被量化成8比特( bit ) ,即256個灰度級以上,量化噪聲的影響相對較小。Pricing digital products in electronic commerce should use dynamically a weighted linear additivity model to reflect their features especially the cost and consider the competitors ' pricing policy
摘要電子商務環境下,針對數字產品的種種特徵,將競爭者的價格和數字產品的成本考慮到數字產品的定價中,採用帶有權重的線性相加模型確定價格。Consulting relevant reference and related theories in software radio, this thesis is working on technologies of digital channelized receivers, including the theories on a / d sampling, digital down converter, multi - velocity signal processing, polyphase filter and uniform dft filter bank
本文針對電子偵察系統數字化實現,對數字式通道化接收機的相關技術進行了研究:包括a / d采樣的理論、數字下變頻相關理論、多速率信號處理的理論、多相結構優化抽取濾波、均勻dft濾波器組。Researches on how to develop all digital photogrammetry sof tware based on general digital camera. and a mathematical model for softwares t wo main parts, direct linear transform ation and least squares image matching, is given, a physical model for examining the softwares entire performance is also given. the results of numerical imitation and physical models calculation show that the software development a nd research in the above two parts are successful
給出了普通數碼相機數字攝影測量軟體主體部分的開發思路,對軟體中的兩大主要部分? ?直接線性變換與影像匹配兩部分分別給出了數學模型,為檢驗軟體的整體性能,又給出了一個物理模型.通過數值模擬及物理模型的計算結果,表明軟體在以上兩部分的開發研究是成功的From the concept of triditional master - slave flip - flop, we propose a simplified positive edge - triggered flip - flop and prove the traditional positive edge - triggered flip - flop is the master - slave flip - flop designed based on basic flip - flop with single - rail input
並且從傳統主從結構觸發器出發,提出了簡化結構的維持阻塞型觸發器設計。針對數字電路中大量存在的冗餘現象,本文討論了冗餘抑制原理以及相應的冗餘抑制技術。A total of 642 buildings with a total floor area of three million square metres were completed at a cost of $ 36. 51 billion, compared with 664 buildings with a total floor area of 4. 9 million square metres built at a cost of $ 64. 51 billion in 1999
建成的樓宇有642幢,總樓面面積300萬平方米,工程費用達365 . 1億元;一九九九年的相對數字分別為664幢、 490萬平方米及645 . 1億元。Only few analog tv channels are there in country areas and what more the covering range of the analog transmitters is smaller than that of digital transmitters which though with the same power, which result in that the covering site of broadcasting signals is always the urban areas while people who live in the remote areas receive no tv program signals, and as the essential parts of utilities for our party and governments to expressing its administration conception, broadcasting in suburban areas by far cannot give the government the ability to give publicity to the people effectively
農村廣播電視的覆蓋工作,長期以來一直是我們廣播事業建設的薄弱環節。模擬電視節目套數很少,而且同等功率的模擬發射機覆蓋范圍也相對數字發射機的小,通常只是集中覆蓋主要城鎮和人口聚集地,偏遠地區的廣大群眾長期不能收看電視。廣播電視作為黨和政府喉舌的功能,沒有得以充分發揮。Take european dvb - s standard applied to various satellite broadcast for example, the channel coding structure charts is established. the theory of modulation mode of qpsk and forward error correct including rs coding, convolutional coding, energy dispersal and interleaving are reseached. 4
以歐洲的dvb - s適用於多種衛星廣播系統的標準為例,建立了通道編碼的結構圖,對數字視頻廣播中的前向糾錯(包括了rs碼,卷積碼、能量擴散和交織技術)和調制方式四相相移鍵控調制進行了研究。Instructing baby to correctly know numerals, let baby count by himself / herself, then match the patterns in pairs with relevant numerals, train baby ' s flexibility of hands and brain arouse their transform ability of thought
教導寶寶對數字的正確認識,讓寶寶自己數數,然後將相應的數字和相應的圖案配對,鍛煉寶寶的手腦靈活性,激活寶寶的思維轉換能力For the long - range development of a company, we hold that profit is not the only thing we pursue but the sustainable cooperation based on respect and reliability from clients is our source of the maximized value
對於一個公司的長遠發展而言,我們相信: 「數字」的利益不是我們追求的唯一,而「生意」背後所獲得的客戶信任和尊重,並形成長期夥伴式的持續合作,才是我們尋求的最大價值目標之所在。Experiment shows that it can substantially reduce the training time of svm with nonlinear kernels
對數字識別的實驗表明,該方法能夠取得與支持向量機幾乎相同的效果。The correlation of digitized coordinates in cadastral map digitization is analyzed by calculating the coefficients among the grids composed of the digitized coordinates. based on this, the digitized data are adjusted by considering their correlation
通過數字化坐標格網點間相關系數的計算對地籍圖數字化坐標的相關性進行了分析,在考慮相關性的基礎上對數字化數據進行平差處理。分享友人