水位演算 的英文怎麼說

中文拼音 [shuǐwèiyǎnsuàn]
水位演算 英文
stage routing
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : 動詞1 (演變; 演化) develop; evolve 2 (發揮) deduce; elaborate 3 (依照程式練習或計算) drill;...
  • : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
  • 水位 : stage; water level
  • 演算 : perform mathematical calculations; calculation; calculus演算器 exerciser
  1. The watermark algovithm can resist the physical transfer of printing and scanning by applying techniques such as fixation normalization mutually which can secure the embedding position, chaotic encipher encryption, multipassage embedding and so on. what ’ s more, the watermark designed in this essay is binary image. it can bear a large amount of information

    本文綜合運用了歸一化相關確定嵌入置、混沌加密、多通道嵌入等技術,使得本文所設計的法能夠抵抗印刷和掃描的物理轉換過程,同時本文所採用的印是二值圖像,能夠承載大量的信息。
  2. Based on the demand of power department, a full distributed multifuncitional monitoring device is studied. this instrument not only can measure the data of hydroelectric plant, but also integrate the funcition of control the dynamotor, by cooperate with the program of epigynous system, it can realization the auto generate electricity on the hydroelectric plant and ordinal startup - stop of the dynamotor. 2 furthermore, performance of integrated dft arithmetic enhances the acturacy and reliability of measure. by communication several devices can run online to be controlled dispersedly and managed centrally

    本文分析了國內外電站自動控制裝置的研究和發展狀況,尤其是國內小型電站的自動化現狀,針對現有電力部門的需求,設計並實現了一種單元式的微機自動監控裝置,該裝置不僅實現了對電站內各種模擬參數和數字信號的實時監測功能,還對輪發電機組進行了調控,通過與上機處理程序的配合,可以實現電站的自動發電控制、機組順序啟停;在測量發電機組機端電壓和電流參數的時候,採用32點離散傅立葉法( dft ) ,增加了測量的準確性和可靠性;通過通訊可以實現裝置的聯網運行,做到「分散控制、集中管理」 。
  3. Application of the c. o. clark unit hydrography to the flux computation in a small scale basin of the loess plateau

    線在黃土高原小流域匯中的應用
  4. Study on the arithmetic of automatically drawing isoline of groundwater level based on gis

    的地下等值線圖自動生成法研究
  5. The method of applying monoclinal water storage structures in determining dynamic water level emphasizes on experimental calculation of the height of artesian water followed by picturing hydrodynamic field in couple with limited available data of groundwater level

    採用單斜儲構造來確定動力場的特徵,其核心步驟為引用試法,確定承壓形成高度,然後結合研究區僅有的地下資料,刻畫動力場。
  6. A phase watermarking algorithm of digital images

    數字圖像的一種相
  7. It takes use of pseudo - random technology, dynamic adaptive technology, multi - channel technology, random position embed technology and so no. so the digital watermarking can resist the physical process of printing and scanning. at the same time, the watermark is binary image which includes a great deal of information, such as personal id, secret information, even a piece of map

    本文特別針對印刷和掃描給數字圖像帶來的誤差的問題,設計了一種新的法,綜合運用了偽隨機處理技術、動態自適應技術、不同應用選擇不用頻帶處理技術、隨機置嵌入技術、多通道嵌入等技術,使得本文所設計的法能夠抵抗印刷和掃描的物理轉換過程,同時本文所設計的印是二值圖像,能夠承載大量的信息,例如個人id 、機密信息、商標標識,甚至可以是一幅地圖。
  8. This method has many advantages compared to the latter and is testified by many images. ( 2 ) because fractal coding has the characteristic of high compression ratio, this thesis designed a spatial self - embedding watermarking technique. after self - embedding, it can detect any changes to a watermarked image as well as localizing the areas that have been tampered

    ( 2 )鑒于分形圖像壓縮具有很高的壓縮比且重構圖像效果好的優點,本文利用分形壓縮實現了一種空域自嵌入法,不但能對篡改區域進行有效定,而且具有修復功能。
  9. We propose several watermarking techniques after analyzing other watermarking methods detailedly. the main contributions can be summarized as following : ( 1 ) based on previous work, we proposed an improved spatial self - embedding watermarking technique. we save the quantized dct coefficients using group encoding while not using bit matrix which restricts saving bit length of each dct coefficient

    本文的創新之處總結如下: ( 1 )提出了一種改進的具有修復功能的空域自嵌入法,利用分組編碼保存量化后的dct系數,改善了修復效果,克服了以往使用圖矩陣的不足,具有通用性與實用性。
  10. It is also possible to recover portions of the image which have been tampered. experiments on real images verify the effectiveness of the proposed technique. ( 3 ) since the current self - embedding watermarking techniques are too fragile to resist noise or jpeg compression, we proposed a self - embedding method based on jpeg images which plays an important role in current internet environment

    ( 3 )由於現有的空域自嵌入法大多數是對圖圖像嵌入印,在抗jpeg壓縮方面顯得過于脆弱,因此本文實現了一種直接對jpeg圖像進行自嵌入的數字法,具有檢測篡改及修復功能,對于當今網路時代來講具有重要意義。
  11. A project of authentication based on fingerprint feature data is studied : in this project, the first step is to sample the fingerprint of people and extraction its feature data through secugen hamster ( which is a kind of fingerprint sample device ), then embed the fingerprint feature data into the image ( both 256 gray - scale images and 24 bit color images ). during the identification course, match the fingerprint feature data sampling from the secugen hamster with that of picked

    研究了一種基於指紋特徵數據法的身份識別方案:結合secugen系列指紋儀,將採集的指紋圖像進行特徵提取,最後將指紋特徵信息嵌入到宿主圖像( 256色或24彩色圖像) 。在識別過程中,將採集的指紋信息和從圖像中提取的指紋特徵信息進行比對,如果比對成功,則可以確認其身份合法,否則,就是非法者。
  12. This dissertation proposed two kinds of adaptive digital image watermarking algorithms in dct and dwt by multi _ embedding. the proposed algorithm is different from the methods in common digests. dc, mid _ frequency and parts of low _ frequency coefficients in dct are selected as locations where to embeded a watermark

    在分塊dct域,與普通法不同,普通法在一個系數中嵌入一印信息,當該系數受攻擊被破壞時,該印信息將丟失。
  13. ( 2 ) based on bistatic geometry, two simple localization methods tol ( time - only - localization ) and bol ( bear - only - localization ) have been proposed

    2 )針對雙基地聲吶下目標定問題,提出了兩種基本的雙基地聲吶定法: tol和bol方法。
  14. This algorithm is based on the texture feature of the characters on a license plate. firstly, the long horizontal lines with small change in gray level in a car image are removed. secondly, small areas are got rid of, then an analysis of the geometric features of the connected areas and the number of inner pixels and pixels on its edge is made, and with the help of the geometric features and the projected features of car license plate, the license plate area is found out

    提出了一種基於字元紋理特徵的汽車牌照自動定法;該法結合牌照區字元的紋理特徵,首先將汽車圖像中灰度值變化平緩的長平線去掉,之後將小的區域去除,然後對留下的連通區域的幾何特性、內部象素個數、邊緣象素個數等信息進行分析,結合牌照的幾何特徵和投影特徵,找出真正的牌照區域。
  15. In order to adapt the scheme to both the color image and the gray image, while embedding the watermarking into the image, the scaling factors are determined by the local luminance feature and texture features of the image. it can improve the embedding strength and the watermarking robustness. from the experimental results, the stego - images are extremely robust to common image processing such as median filter, jpeg compression and denoising after adding the stochastic noises

    2 、提出了一種新的基於小波變換和紋理特徵的數字法,該法依據從圖像小波域提取出的紋理特徵來選取印的嵌入置,較好地利用了圖像的紋理區域,既能掩蔽較多的噪聲,又能較好地抵抗jpeg壓縮等一般性攻擊,調節了數字印技術中存在的不可見性與魯棒性之間的矛盾。
  16. Under 0. 35um si - cmos process, considering the trade off of accuracy and speed in the adc, 2. 5 - bit were converted in the first stage of the pipeline. using the improved calibration scheme and full difference structure and bottom - plant sampling technique to reduce the errors of the 10 - bit ( 2. 5 + 1. 5 5 + 3 ), 100msample / s pipeline adc

    在0 . 35 m工藝平下,通過折衷考慮提高系統線性度和降低功耗的要求,將流線第一級精度取為2 . 5,採用改進的冗餘法,並結合全差分結構,下底板采樣等技術對一個( 2 . 5 + 1 . 5 5 + 3 )結構的10100msample / s流線adc系統進行校正。
  17. Utilizing the characteristics of the human visual system, we embed a digital signal into the average value of the four adjacent wavelet coefficients since the average value has better stability than single wavelet coefficient. this method need n ' t original image when the watermark is extracting. experiment results show the effectiveness of this method which is robust to common image process and fragile to malicious attack, i. e. this method can detect the tampered portions

    因此,本文利用小波系數均值來嵌入印,提出了一種基於小波域的圖像完整性驗證的半脆弱法,在魯棒性和脆弱性方面達到了很好的平衡,對非惡意攻擊有很強的魯棒性,而對于惡意的篡改操作有很強的識別和定能力。
  18. In order to improve the robustness of digital watermarking for copyright protection, a novel position and method complementary embedding algorithm is proposed, which is based on the analysis of the unbalanced characteristics for different image processing methods

    摘要為提高用於版權保護的數字印的魯棒性,基於圖像小波信號分析方法,分析了各種處理攻擊對圖像小波系數影響的不均衡特性,並根據該特性提出嵌入置和嵌入方法互補的新穎法。
  19. The system includes the computer imitation of the optimal design of optic imaging, and the technique of compensation and influence on the visional information arising from the movement of robot ; accurate description and effective arithmetic on the 3 - dimention model construction, camera calibration, recognition, registration, location, tracing of underwater objects are studied, by using the video information from the image grabber

    本課題來源於智能下機器人技術中的「下機器人信息處理和理解技術」項目的基礎研究課題。主要內容是通過下攝像機和圖像採集卡,得到的視頻信息,來研究下物體的邊緣提取、攝像機標定、定法的研究。
  20. In this paper, the watermark algorithm for databases based on the number of effective bits is proposed, which is focused on how to enlarge the redundant space

    本文提出的基於有效數的數據庫數字法,對如何拓展關系數據庫的冗餘空間進行了研究。
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